fix PR 86484 and PR 84543
[gcc.git] / gcc / fortran / ChangeLog-2006
1 2006-12-31 Paul Thomas <pault@gcc.gnu.org>
2
3 PR fortran/27900
4 * resolve.c (resolve_actual_arglist): If all else fails and a
5 procedure actual argument has no type, see if a specific
6 intrinsic matches.
7
8 PR fortran/24325
9 * resolve.c (resolve_function): If the function reference is
10 FL_VARIABLE this is an error.
11
12 2006-12-31 Paul Thomas <pault@gcc.gnu.org>
13
14 PR fortran/23060
15 * intrinsic.c (compare_actual_formal ): Distinguish argument
16 list functions from keywords.
17 * intrinsic.c (sort_actual): If formal is NULL, the presence of
18 an argument list function actual is an error.
19 * trans-expr.c (conv_arglist_function) : New function to
20 implement argument list functions %VAL, %REF and %LOC.
21 (gfc_conv_function_call): Call it.
22 * resolve.c (resolve_actual_arglist): Add arg ptype and check
23 argument list functions.
24 (resolve_function, resolve_call): Set value of ptype before
25 calls to resolve_actual_arglist.
26 * primary.c (match_arg_list_function): New function.
27 (gfc_match_actual_arglist): Call it before trying for a
28 keyword argument.
29
30 2006-12-28 Paul Thomas <pault@gcc.gnu.org>
31
32 PR fortran/30034
33 * resolve.c (resolve_formal_arglist): Exclude the test for
34 pointers and procedures for subroutine arguments as well as
35 functions.
36
37 PR fortran/30237
38 * intrinsic.c (remove_nullargs): Do not pass up arguments with
39 a label. If the actual has a label and the formal has a type
40 then emit an error.
41
42 2006-12-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>
43
44 PR fortran/30014
45 *io.c (resolve_tag): Don't issue error for tag_size type not being
46 default integer size for -std=F2003. Add similar check for
47 tag_iolength.
48 *ioparm.def: Change size and iolength parameters to ioint pointer, which
49 corresponds to GFC_IO_INT on the library side.
50
51 2006-12-27 Gerald Pfeifer <gerald@pfeifer.com>
52
53 * interface.c (compare_actual_formal): Remove unused variable
54 gsym.
55
56 2006-12-27 Paul Thomas <pault@gcc.gnu.org>
57
58 PR fortran/20896
59 * interface.c (check_sym_interfaces): Try to resolve interface
60 reference as a global symbol, if it is not a nodule procedure.
61 (compare_actual_formal): Remove call to gfc_find_symbol; if
62 the expression is already a variable it is locally declared
63 and this has precedence.
64 gfortran.h : Add prototype for resolve_global_procedure.
65 resolve.c (resolve_global_procedure): Remove static attribute
66 from function declaration.
67 (resolve_fl_procedure): Remove symtree declaration and the
68 redundant check for an ambiguous procedure.
69
70 PR fortran/25135
71 * module.c (load_generic_interfaces): If the symbol is present
72 and is not generic it is ambiguous.
73
74 2006-12-22 Paul Thomas <pault@gcc.gnu.org>
75
76 PR fortran/25818
77 * trans-array.c (gfc_trans_g77_array): If the variable is
78 optional or not always present, make the statement conditional
79 on presence of the argument.
80 * gfortran.h : Add symbol_attribute not_always_present.
81 * resolve.c (check_argument_lists): New function to check if
82 arguments are not present in all entries.
83
84 PR fortran/30084
85 * module.c (mio_component_ref): Move treatment of unique name
86 variables, during output, to fix_mio_expr.
87 (fix_mio_expr): New function that fixes defective expressions
88 before they are written to the module file.
89 (mio_expr): Call the new function.
90 (resolve_entries): Call check_argument_lists.
91
92 2006-12-21 Roger Sayle <roger@eyesopen.com>
93
94 * trans-array.c (gfc_trans_create_temp_array): When the size is known
95 at compile-time, avoid an unnecessary conditional assignment.
96 (gfc_array_init_size): Likewise.
97
98 2006-12-22 Kazu Hirata <kazu@codesourcery.com>
99
100 * interface.c: Fix a comment typo.
101
102 2006-12-21 Paul Thomas <pault@gcc.gnu.org>
103
104 PR fortran/30273
105 * dependency.c (gfc_check_dependency): There is no dependency
106 with EXPR_NULL so always return 0.
107
108 2006-12-21 Paul Thomas <pault@gcc.gnu.org>
109
110 PR fortran/30202
111 * trans-array.c (gfc_conv_function_call): Use parmse.expr for
112 the nullifying of intent(out) arguments rather than the backend
113 declaration.
114
115 2006-12-20 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
116
117 PR fortran/25392
118 * trans-stmt.c (gfc_trans_return): Fix comment formatting.
119 * trans-types.c (gfc_sym_type): Don't return early for functions.
120 Remove special handling for -ff2c.
121 (gfc_get_function_type): Add special handling for -ff2c.
122 * trans-decl.c (gfc_create_function_decl): Fix comment formatting.
123 (gfc_get_fake_result_decl): Make sure we get the right type for
124 functions.
125 (gfc_generate_function_code): Convert type of result variable to
126 type of function.
127
128 2006-12-20 Paul Thomas <pault@gcc.gnu.org>
129
130 PR fortran/30190
131 * trans-array.c (gfc_conv_array_ref): Remove gfc_evaluate_now
132 from the -fbounds-check branch.
133
134 2006-12-20 Roger Sayle <roger@eyesopen.com>
135
136 * trans-expr.c (is_zero_initializer_p): Determine whether a given
137 constant expression is a zero initializer.
138 (gfc_trans_zero_assign): New function to attempt to optimize
139 "a(:) = 0.0" as a call to __builtin_memset (a, 0, sizeof(a));
140 (gfc_trans_assignment): Special case array assignments to a
141 zero initializer constant, using gfc_trans_zero_assign.
142
143 2006-12-20 Paul Thomas <pault@gcc.gnu.org>
144
145 PR fortran/29992
146 * interface.c (check_sym_interfaces): Module procedures in a
147 generic must be use associated or contained in the module.
148 * decl.c (gfc_match_modproc): Set attribute mod_proc.
149 * gfortran.h (symbol_attribute): Add mod_proc atribute.
150
151 PR fortran/30081
152 * resolve.c (resolve_generic_f, resolve_generic_s): Use
153 gfc_intrinsic_name to find out if the function is intrinsic
154 because it does not have to be a generic intrinsic to be
155 overloaded.
156
157 2006-12-19 Tobias Burnus <burnus@net-b.de>
158
159 PR fortran/39238
160 * trans-intrinsic.c: Check for associated(NULL,NULL).
161
162 2006-12-19 Paul Thomas <pault@gcc.gnu.org>
163
164 PR fortran/30236
165 * interface.c (compare_interfaces): Handle NULL symbols.
166 (count_types_test): Count NULL symbols, which correspond to
167 alternate returns.
168
169 (check_interface1): Change final argument from int to bool
170 in the function and all references.
171
172 2006-12-18 Roger Sayle <roger@eyesopen.com>
173
174 * trans-array.c (gfc_conv_array_index_offset): Avoid multiplying
175 index by one, or adding zero to it.
176
177 2006-12-17 Roger Sayle <roger@eyesopen.com>
178
179 PR fortran/30207
180 * dependency.c (gfc_full_array_ref_p): New function to test whether
181 the given array ref specifies the entire array.
182 (gfc_dep_resolver): Use gfc_full_array_ref_p to analyze AR_FULL
183 array refs against AR_SECTION array refs, and vice versa.
184 * dependency.h (gfc_full_array_ref_p): Prototype here.
185 * trans-array.c (gfc_conv_expr_descriptor): Use gfc_full_array_ref_p.
186
187 2006-12-16 Brooks Moses <brooks.moses@codesourcery.com>
188
189 * gfortran.texi: Added TeX support for document parts;
190 rearranged existing text into "About GNU Fortran",
191 "Invoking GNU Fortran", and "Language Reference" parts.
192
193 2006-12-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
194
195 PR fortran/30200
196 * trans-io.c (build_dt): Move post block for format_expr to end.
197
198 2006-12-14 Richard Guenther <rguenther@suse.de>
199 Diego Novillo <dnovillo@redhat.com>
200
201 * Make-lang.in (fortran/options.o): Add $(PARAMS_H) dependency.
202 * options.c (params.h): Include.
203 (gfc_post_options): Set MAX_ALIASED_VOPS to 50.
204
205 2006-12-13 Richard Guenther <rguenther@suse.de>
206
207 PR fortran/30115
208 * trans-array.c (gfc_array_allocate): Adjust for changed
209 library interface.
210 (gfc_array_deallocate): Likewise.
211 (gfc_trans_dealloc_allocated): Likewise.
212 * trans-stmt.c (gfc_trans_allocate): Likewise.
213 (gfc_trans_deallocate): Likewise.
214 * trans-decl.c (gfc_build_builtin_function_decls): Adjust
215 function declarations to match the library changes. Mark
216 allocation functions with DECL_IS_MALLOC.
217
218 2006-12-12 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
219
220 * trans-expr.c (gfc_conv_substring): Check for empty substring.
221
222 2006-12-11 Jan Hubicka <jh@suse.cz>
223
224 * f95-lang.c (gfc_expand_function): Update for renamed varpool
225 functions.
226
227 2006-12-10 Tobias Burnus <burnus@net-b.de>
228
229 * gfortran.texi: Update Fortran 2003 section.
230
231 2006-12-10 Tobias Burnus <burnus@net-b.de>
232
233 PR fortran/23994
234 * interface.c (compare_actual_formal): PROTECTED is incompatible
235 with intent(out).
236 * symbol.c (check_conflict): Check for PROTECTED conflicts.
237 (gfc_add_protected): New function.
238 (gfc_copy_attr): Copy PROTECTED attribute.
239 * decl.c (match_attr_spec): Add PROTECTED support.
240 (gfc_match_protected): New function.
241 * dump-parse-tree.c (gfc_show_attr): Add PROTECTED support.
242 * gfortran.h (gfc_symbol): Add protected flag.
243 Add gfc_add_protected prototype.
244 * expr.c (gfc_check_pointer_assign): Add PROTECTED support.
245 * module.c (ab_attribute, attr_bits, mio_symbol_attribute,
246 mio_symbol_attribute): Add PROTECTED support.
247 * resolve.c (resolve_equivalence): Add PROTECTED support.
248 * match.c (gfc_match_assignment,gfc_match_pointer_assignment):
249 Check PROTECTED attribute.
250 * match.h: Add gfc_match_protected prototype.
251 * parse.c (decode_statement): Match PROTECTED statement.
252 * primary.c (match_variable): Add PROTECTED support.
253
254 2006-12-09 Paul Thomas <pault@gcc.gnu.org>
255
256 PR fortran/29975
257 PR fortran/30068
258 PR fortran/30096
259 * interface.c (compare_type_rank_if): Reject invalid generic
260 interfaces.
261 (check_interface1): Give a warning for nonreferred to ambiguous
262 interfaces.
263 (check_sym_interfaces): Check whether an ambiguous interface is
264 referred to. Do not check host associated interfaces since these
265 cannot be ambiguous with the local versions.
266 (check_uop_interface, gfc_check_interfaces): Update call to
267 check_interface1.
268 * symbol.c (gfc_get_sym_tree, gfc_get_sym_tree): Allow adding
269 unambiguous procedures to generic interfaces.
270 * gfortran.h (symbol_attribute): Added use_only and
271 ambiguous_interfaces.
272 * module.c (load_need): Set the use_only flag, if needed.
273 * resolve.c (resolve_fl_procedure): Warn for nonreferred
274 interfaces.
275 * expr.c (find_array_section): Fix initializer array contructor.
276
277 2006-12-09 Paul Thomas <pault@gcc.gnu.org>
278
279 PR fortran/29464
280 * module.c (load_generic_interfaces): Add symbols for all the
281 local names of an interface. Share the interface amongst the
282 symbols.
283 * gfortran.h : Add generic_copy to symbol_attribute.
284 * symbol.c (free_symbol): Only free interface if generic_copy
285 is not set.
286
287 2006-12-09 Paul Thomas <pault@gcc.gnu.org>
288
289 PR fortran/29941
290 * resolve.c (resolve_function): Add LEN to the functions not
291 checked for assumed size actual args.
292
293 2006-12-08 Tobias Burnus <burnus@net-b.de>
294
295 PR fortran/27546
296 * trans-decl.c (gfc_create_module_variable): Allow imported
297 symbols in interface bodies in modules.
298
299 2006-12-06 Tobias Burnus <burnus@net-b.de>
300
301 PR fortran/29711
302 * error.c (error_print): Fix handling of printf-style position
303 specifiers of the form "%3$d".
304
305 2006-12-05 Paul Thomas <pault@gcc.gnu.org>
306
307 PR fortran/30003
308 * trans-array.c (gfc_trans_create_temp_array): Set the section
309 ends to zero.
310 (gfc_conv_array_transpose): Likewise.
311 (gfc_conv_section_startstride): Declare an expression for end,
312 set it from a the array reference and evaluate it for the info
313 structure. Zero the ends in the ss structure and set end, used
314 in the bounds check, from the info structure.
315 trans.h: Add and end array to the gfc_ss_info structure.
316
317 2006-12-05 Paul Thomas <pault@gcc.gnu.org>
318
319 PR fortran/29912
320 * trans-expr.c (gfc_trans_arrayfunc_assign): Return NULL if the
321 lhs and rhs character lengths are not constant and equal for
322 character array valued functions.
323
324 2006-12-04 Tobias Burnus <burnus@net-b.de>
325
326 PR fortran/29962
327 * expr.c (check_intrinsic_op): Allow noninteger exponents for F2003.
328
329 2006-12-04 Paul Thomas <pault@gcc.gnu.org>
330
331 PR fortran/29821
332 * resolve.c (resolve_operator): Only return result of
333 gfc_simplify_expr if expression is constant.
334
335 2006-12-04 Paul Thomas <pault@gcc.gnu.org>
336
337 PR fortran/29916
338 * resolve.c (resolve_symbol): Allow host-associated variables
339 the specification expression of an array-valued function.
340 * expr.c (check_restricted): Accept host-associated dummy
341 array indices.
342
343 2006-12-03 Paul Thomas <pault@gcc.gnu.org>
344
345 PR fortran/29642
346 * trans-expr.c (gfc_conv_variable): A character expression with
347 the VALUE attribute needs an address expression; otherwise all
348 other expressions with this attribute must not be dereferenced.
349 (gfc_conv_function_call): Pass expressions with the VALUE
350 attribute by value, using gfc_conv_expr.
351 * symbol.c (check_conflict): Add strings for INTENT OUT, INOUT
352 and VALUE. Apply all the constraints associated with the VALUE
353 attribute.
354 (gfc_add_value): New function.
355 (gfc_copy_attr): Call it for VALUE attribute.
356 * decl.c (match_attr_spec): Include the VALUE attribute.
357 (gfc_match_value): New function.
358 * dump-parse-tree.c (gfc_show_attr): Include VALUE.
359 * gfortran.h : Add value to the symbol_attribute structure and
360 add a prototype for gfc_add_value
361 * module.c (mio_internal_string): Include AB_VALUE in enum.
362 (attr_bits): Provide the VALUE string for it.
363 (mio_symbol_attribute): Read or apply the VLUE attribute.
364 * trans-types.c (gfc_sym_type): Variables with the VLAUE
365 attribute are not passed by reference!
366 * resolve.c (was_declared): Add value to those that return 1.
367 (resolve_symbol): Value attribute requires dummy attribute.
368 * match.h : Add prototype for gfc_match_public.
369 * parse.c (decode_statement): Try to match a VALUE statement.
370
371 2006-12-01 Thomas Koenig <Thomas.Koenig@online.de>
372
373 PR libfortran/29568
374 * gfortran.h (gfc_option_t): Add max_subrecord_length.
375 (top level): Define MAX_SUBRECORD_LENGTH.
376 * lang.opt: Add option -fmax-subrecord-length=.
377 * trans-decl.c: Add new function set_max_subrecord_length.
378 (gfc_generate_function_code): If we are within the main
379 program and max_subrecord_length has been set, call
380 set_max_subrecord_length.
381 * options.c (gfc_init_options): Add defaults for
382 max_subrecord_lenght, convert and record_marker.
383 (gfc_handle_option): Add handling for
384 -fmax_subrecord_length.
385 * invoke.texi: Document the new default for
386 -frecord-marker=<n>.
387
388 2006-11-28 Paul Thomas <pault@gcc.gnu.org>
389
390 PR fortran/29976
391 * trans-expr.c (gfc_conv_missing_dummy): Remove build_int_const
392 and replace with cast to type of se->expr of integer_zero_node.
393
394 2006-11-28 Paul Thomas <pault@gcc.gnu.org>
395
396 PR fortran/20880
397 * resolve.c (resolve_fl_procedure): Error if procedure is
398 ambiguous modified to require attr.referenced.
399
400 2006-11-26 Francois-Xavier Coudert <coudert@clipper.ens.fr>
401
402 PR fortran/29892
403 * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use a locus in
404 the call to gfc_trans_runtime_check.
405 * trans-array.c (gfc_trans_array_bound_check): Try harder to find
406 the variable or function name for the runtime error message.
407 (gfc_trans_dummy_array_bias): Use a locus in the call to
408 gfc_trans_runtime_check
409
410 2006-11-26 Andrew Pinski <pinskia@gmail.com>
411
412 * trans-decl.c (gfc_build_intrinsic_function_decls): Mark the
413 pow functions as constant functions.
414
415 2006-11-25 Andrew Pinski <pinskia@gmail.com>
416
417 PR fortran/29982
418 * trans-expr.c (gfc_conv_expr_reference): Strip off NOP_EXPRs.
419
420 2006-11-25 Andrew Pinski <pinskia@gmail.com>
421
422 PR fortran/29951
423 * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Change to
424 call memcpy instead of creating a VIEW_CONVERT_EXRP.
425
426 2006-11-25 Francois-Xavier Coudert <coudert@clipper.ens.fr>
427
428 PR fortran/29711
429 * error.c (error_print): Handle printf-style position specifiers,
430 of the form "%3$d".
431
432 2006-11-24 Paul Thomas <pault@gcc.gnu.org>
433
434 PR fortran/20880
435 * parse.c (parse_interface): Error if procedure name is that of
436 encompassing scope.
437 * resolve.c (resolve_fl_procedure): Error if procedure is
438 ambiguous.
439
440 PR fortran/29387
441 * interface.c (compare_actual_formal): Add missing condition
442 that 'where' be present for error that asserts that actual
443 arguments be definable.
444
445 2006-11-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
446
447 * resolve.c (resolve_actual_arglist): Remove the special case for
448 CHAR.
449 * intrinsic.c (add_functions): Remove the special case for CHAR.
450
451 2006-11-22 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
452
453 PR fortran/29441
454 * intrinsic.c (gfc_intrinsic_func_interface): Always check if
455 intrinsic is allowed in initialization expression.
456
457 2006-11-22 Paul Thomas <pault@gcc.gnu.org>
458
459 PR fortran/25087
460 * resolve.c (resolve_fl_procedure): Add an error if an external
461 automatic character length function does not have an explicit
462 interface.
463
464 2006-11-22 Paul Thomas <pault@gcc.gnu.org>
465
466 PR fortran/29652
467 * interface.c (check_interface1): Use a local value, instead of
468 the dummy, as the inner iterator over interface symbols.
469
470 2006-11-21 Paul Thomas <pault@gcc.gnu.org>
471
472 PR fortran/29820
473 * trans-array.c (gfc_get_derived_type): Once done, spread the
474 backend_decl to all identical derived types in all sibling
475 namespaces.
476
477 2006-11-20 Tobias Burnus <burnus@net-b.de>
478
479 PR fortran/27546
480 * primary.c (gfc_match_rvalue): Added IMPORT support.
481
482 2006-11-20 Tobias Burnus <burnus@net-b.de>
483
484 * symbol.c (check_conflict): Add conflict between VOLATILE
485 attribute and program name.
486
487 2006-11-20 Bernhard Fischer <aldot@gcc.gnu.org>
488
489 PR fortran/24783
490 * resolve.c (resolve_variable): Get the implicit type from the
491 symbols namespace rather than the default namespace. Fix whitespace.
492 (resolve_formal_arglist, resolve_equivalence): Fix typo.
493
494 2006-11-19 Erik Edelmann <eedelman@gcc.gnu.org>
495
496 * resolve.c (resolve_ref): Check for ALLOCATABLEs to the right of
497 nonzero rank part references too.
498
499 2006-11-19 Francois-Xavier Coudert <coudert@clipper.ens.fr>
500
501 * module.c (gfc_use_module): Uncomment the ISO_FORTRAN_ENV code.
502 Check that intrinsic and non-intrinsic modules don't conflict.
503 (use_iso_fortran_env_module): New function.
504 (create_int_parameter): New function.
505 * trans-types.c (gfc_init_kinds): Choose values for
506 gfc_numeric_storage_size and gfc_character_storage_size.
507 (gfc_numeric_storage_size, gfc_character_storage_size): New variables.
508 * resolve.c (resolve_symbol): Do no check intrinsic modules
509 against the list of intrinsic symbols.
510 * iso-fortran-env.def: New file.
511 * gfortran.h (gfc_numeric_storage_size,
512 gfc_character_storage_size): Add prototypes.
513
514 2006-11-18 Francois-Xavier Coudert <coudert@clipper.ens.fr>
515
516 PR fortran/24285
517 * io.c (check_format): Allow dollars everywhere in format, and
518 issue a warning.
519
520 2006-11-17 Francois-Xavier Coudert <coudert@clipper.ens.fr>
521
522 * gfortran.h (gfc_add_intrinsic_modules_path,
523 gfc_open_intrinsic_module): New prototypes.
524 (gfc_add_include_path, gfc_open_included_file): Update prototypes.
525 * lang.opt: Add -fintrinsic-modules-path option.
526 * module.c (gfc_match_use): Match the Fortran 2003 form of
527 USE statement.
528 (gfc_use_module): Also handle intrinsic modules.
529 * scanner.c (gfc_directorylist): Add use_for_modules for field.
530 (intrinsic_modules_dirs): New static variable.
531 (add_path_to_list, gfc_add_intrinsic_modules_path): New functions.
532 (gfc_add_include_path): Use the new add_path_to_list helper
533 function.
534 (gfc_release_include_path): Free memory for intrinsic_modules_dirs.
535 (open_included_file, gfc_open_intrinsic_module): New functions.
536 (gfc_open_included_file): Use the new open_included_file
537 helper function.
538 * lang-specs.h: Use the new -fintrinsic-modules-path option.
539 * parse.c (decode_statement): Do not match the required space
540 after USE here.
541 * options.c (gfc_handle_option): Handle the new option. Use new
542 prototype for gfc_add_include_path.
543 (gfc_post_options): Use new prototype for gfc_add_include_path.
544
545 2006-11-16 Francois-Xavier Coudert <coudert@clipper.ens.fr>
546
547 PR fortran/29391
548 PR fortran/29489
549 * simplify.c (simplify_bound): Fix the simplification of
550 LBOUND/UBOUND intrinsics.
551 * trans-intrinsic.c (simplify_bound): Fix the logic, and
552 remove an erroneous assert.
553
554 2006-11-16 Francois-Xavier Coudert <fxcoudert@gcc.gnu,org>
555
556 * trans-decl.c (gfc_get_symbol_decl): Fix formatting.
557
558 2006-11-15 Brooks Moses <brooks.moses@codesourcery.com>
559
560 * data.c: Remove trailing periods from error messages.
561 * decl.c: Likewise.
562 * expr.c: Likewise.
563 * io.c: Likewise.
564 * match.c: Likewise.
565 * module.c: Likewise.
566 * options.c: Likewise.
567 * resolve.c: Likewise.
568 * symbol.c: Likewise.
569 * trans-io.c: Likewise.
570
571 2006-11-15 Brooks Moses <brooks.moses@codesourcery.com>
572
573 * lang.opt: Rearrange entries back into ASCII order.
574
575 2006-11-15 Tobias Burnus <burnus@net-b.de>
576
577 * parse.c (parse_contained): Fix indention
578 of one line.
579
580 2006-11-15 Tobias Burnus <burnus@net-b.de>
581
582 PR fortran/27546
583 * decl.c (gfc_match_import,variable_decl):
584 Add IMPORT support.
585 (gfc_match_kind_spec): Fix typo in gfc_error.
586 * gfortran.h (gfc_namespace, gfc_statement):
587 Add IMPORT support.
588 * parse.c (decode_statement,gfc_ascii_statement,
589 verify_st_order): Add IMPORT support.
590 * match.h: Add gfc_match_import.
591 * gfortran.texi: Add IMPORT to the supported
592 Fortran 2003 features.
593
594 2006-11-15 Tobias Burnus <burnus@net-b.de>
595 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
596
597 PR fortran/27588
598 * trans-expr.c (gfc_conv_substring): Add bounds checking.
599 (gfc_conv_variable, gfc_conv_substring_expr): Pass more
600 arguments to gfc_conv_substring.
601
602 2006-11-15 Tobias Burnus <burnus@net-b.de>
603
604 PR fortran/29806
605 * parse.c (parse_contained): Check for empty contains statement.
606
607 2006-11-15 Bud Davis <bdavis9659@sbcglobal.net>
608
609 PR fortran/28974
610 * gfortran.h (gfc_expr): Add element which holds a splay-tree
611 for the exclusive purpose of quick access to a constructor by
612 offset.
613 * data.c (find_con_by_offset): Use the splay tree for the search.
614 (gfc_assign_data_value): Use the splay tree.
615 (gfc_assign_data_value_range): ditto.
616 * expr.c (gfc_get_expr): Initialize new element to null.
617 (gfc_free_expr): Delete splay tree when deleting gfc_expr.
618
619 2006-11-14 Brooks Moses <brooks.moses@codesourcery.com>
620
621 PR fortran/29702
622 * error.c (show_loci): Move column-offset calculation to
623 show_locus.
624 (show_locus): Remove blank lines before "Included in"
625 lines, clean up code, calculate column-offsets, print
626 column number is error-header lines as appropriate.
627 (error_integer): (new function) Print integer to error
628 buffer.
629 (error_print): Use error_integer, avoid possible buffer
630 overflows from buggy error formats.
631
632 2006-11-14 Brooks Moses <brooks.moses@codesourcery.com>
633
634 * gfortran.h (GFC_MAX_LINE): Remove constant definition.
635 (gfc_option_t): Clarify comments.
636 * options.c: Set default line length limits to actual default
637 values, rather than flag values.
638 * scanner.c: Eliminate checking and handling of the
639 fixed/free_line_length flag values.
640
641 2006-11-14 Brooks Moses <brooks.moses@codesourcery.com>
642
643 * lang.opt: Remove -fno-backend option.
644 * gfortran.h (gfc_option_t): Remove flag_no_backend.
645 * options.c (gfc_init_options): Remove flag_no_backend.
646 (gfc_handle_option): Remove -fno-backend option handler.
647 * parse.c (gfc_parse_file): Remove references to
648 gfc_option.flag_no_backend.
649
650 2006-11-14 Tobias Burnus <burnus@net-b.de>
651
652 * match.c (gfc_match_namelist): Add missing space to
653 error message.
654
655 2006-11-14 Tobias Burnus <burnus@net-b.de>
656
657 PR fortran/29657
658 * symbol.c (check_conflict): Add further conflicts.
659
660 2006-11-13 Jakub Jelinek <jakub@redhat.com>
661
662 PR fortran/29759
663 * fortran/scanner.c (skip_free_comments): Clear openmp_flag
664 before returning true.
665
666 2006-11-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
667
668 PR fortran/26994
669 * trans-expr.c (gfc_conv_expr_reference): Set TREE_STATIC on the
670 new CONST_DECL.
671
672 2006-11-11 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
673
674 * array.c: Add 2006 to copyright years.
675 * data.c: Same.
676 * interface.c: Same.
677 * misc.c: Same.
678 * trans-io.c: Same.
679
680 2006-11-11 Richard Guenther <rguenther@suse.de>
681
682 * trans-intrinsic.c (enum rounding_mode): New enum.
683 (build_fix_expr, gfc_conv_intrinsic_aint, gfc_conv_intrinsic_mod,
684 gfc_conv_intrinsic_function): Use it instead of FIX_CEIL_EXPR,
685 FIX_FLOOR_EXPR, FIX_ROUND_EXPR and FIX_TRUNC_EXPR.
686
687 2006-11-10 Brooks Moses <brooks.moses@codesourcery.com>
688
689 * lang.opt (-fmodule-private): Remove option.
690 * gfortran.h (gfc_option_t): Remove module_access_private flag.
691 * options.c (gfc_init_options): Remove initialization for it.
692 (gfc_handle_option): Remove handling for -fmodule-private.
693 * module.c (gfc_check_access): Add comments, remove check for
694 gfc_option.flag_module_access_private.
695
696 2006-11-10 Paul Thomas <pault@gcc.gnu.org>
697
698 PR fortran/29758
699 * check.c (gfc_check_reshape): Check that there are enough
700 elements in the source array as to be able to fill an array
701 defined by shape, when pad is absent.
702
703 2006-11-10 Paul Thomas <pault@gcc.gnu.org>
704
705 PR fortran/29315
706 * trans-expr.c (is_aliased_array): Treat correctly the case where the
707 component is itself and array or array reference.
708
709 2006-11-09 Brooks Moses <brooks.moses@codesourcery.com>
710
711 * check.c (same_type_check): Typo fix in comment.
712
713 2006-11-09 Paul Thomas <pault@gcc.gnu.org>
714
715 PR fortran/29431
716 * trans-array.c (get_array_ctor_strlen): If we fall through to
717 default, use a constant character length if it is available.
718
719 2006-11-09 Paul Thomas <pault@gcc.gnu.org>
720
721 PR fortran/29744
722 * trans-types.c (gfc_get_derived_type): Ensure that the
723 proc_name namespace is not the same as the owner namespace and
724 that identical derived types in the same namespace share the
725 same backend_decl.
726
727 2006-11-09 Paul Thomas <pault@gcc.gnu.org>
728
729 PR fortran/29699
730 * trans-array.c (structure_alloc_comps): Detect pointers to
731 arrays and use indirect reference to declaration.
732 * resolve.c (resolve_fl_variable): Tidy up condition.
733 (resolve_symbol): The same and only add initialization code if
734 the symbol is referenced.
735 * trans-decl.c (gfc_trans_deferred_vars): Call gfc_trans_
736 deferred_array before gfc_trans_auto_array_allocation.
737
738 PR fortran/21370
739 * symbol.c (check_done): Remove.
740 (gfc_add_attribute): Remove reference to check_done and remove
741 the argument attr_intent.
742 (gfc_add_allocatable, gfc_add_dimension, gfc_add_external,
743 gfc_add_intrinsic, gfc_add_optional, gfc_add_pointer,
744 gfc_add_cray_pointer, gfc_add_cray_pointee, gfc_add_result,
745 gfc_add_target, gfc_add_in_common, gfc_add_elemental,
746 gfc_add_pure, gfc_add_recursive, gfc_add_procedure,
747 gfc_add_type): Remove references to check_done.
748 * decl.c (attr_decl1): Eliminate third argument in call to
749 gfc_add_attribute.
750 * gfortran.h : Change prototype for gfc_add_attribute.
751
752 2006-11-08 Brooks Moses <brooks.moses@codesourcery.com>
753
754 * invoke.texi: Added documentation for -fmax-errors option.
755
756 2006-11-08 Brooks Moses <brooks.moses@codesourcery.com>
757
758 * lang.opt: Add -fmax-errors= option.
759 * gfortran.h (gfc_option_t): Add max_errors element.
760 * options.c (gfc_init_options): Set max_errors default value
761 to 25.
762 (gfc_handle_options): Assign -fmax_errors value to
763 gfc_option.max_errors.
764 * error.c (gfc_increment_error_count): New function, which
765 also checks whether the error count exceeds max_errors.
766 (gfc_warning): Use it.
767 (gfc_warning_now): Use it.
768 (gfc_notify_std): Use it.
769 (gfc_error): Use it.
770 (gfc_error_now): Use it.
771 (gfc_error_check): Use it.
772
773 2006-11-08 Brooks Moses <brooks.moses@codesourcery.com>
774
775 * lang.opt: Remove non-working -qkind= option.
776 * gfortran.h (gfc_option_t): Remove q_kind member.
777 * options.c (gfc_init_options): Remove q_kind initialization.
778 (gfc_handle_option): Remove -qkind= option handling.
779 * primary.c: (match_real_constant): Remove 'Q' exponent.
780
781 2006-11-08 Tobias Burnus <burnus@net-b.de>
782
783 * gfortran.texi: Add volatile and internal-file
784 namelist to Fortran 2003 status.
785 * intrinsic.texi: Correct CHMOD entry.
786
787 2006-11-07 Paul Thomas <pault@gcc.gnu.org>
788
789 PR fortran/29539
790 PR fortran/29634
791 * decl.c (variable_decl): Add test for presence of proc_name.
792 * error.c (gfc_error_flag_test): New function.
793 * gfortran.h : Prototype for gfc_error_flag_test.
794
795 2006-11-07 Tobias Burnus <burnus@net-b.de>
796
797 PR fortran/29601
798 * symbol.c (check_conflict, gfc_add_volatile): Add volatile support.
799 * decl.c (match_attr_spec, gfc_match_volatile): Add volatile support.
800 * gfortran.h (symbol_attribute): Add volatile_ to struct.
801 * resolve.c (was_declared): Add volatile support.
802 * trans-decl.c (gfc_finish_var_decl): Add volatile support.
803 * match.h: Declare gfc_match_volatile.
804 * parse.c (decode_statement): Recognize volatile.
805 * modules.c (ab_attribute, attr_bits, mio_symbol_attribute):
806 Add volatile support.
807 * dump-parse-tree.c (gfc_show_attr): Add volatile support.
808
809 2006-11-06 Tobias Burnus <burnus@net-b.de>
810
811 * decl.c (match_attr_spec, gfc_match_enum): Unify gfc_notify_std
812 message for GFC_STD_F2003.
813 * array.c (gfc_match_array_constructor): Unify gfc_notify_std
814 message for GFC_STD_F2003.
815 * io.c (check_io_constraints): Unify gfc_notify_std message for
816 GFC_STD_F2003.
817 * resolve.c (resolve_actual_arglist): Unify gfc_notify_std message
818 for GFC_STD_F2003.
819
820 2006-11-06 Brooks Moses <brooks.moses@codesourcery.com>
821
822 * intrinsic.texi: Added documentation for FTELL, GETLOG, and
823 HOSTNM intrinsics.
824
825 2006-11-06 Erik Edelmann <eedelman@gcc.gnu.org>
826
827 PR fortran/29630
828 PR fortran/29679
829 * expr.c (find_array_section): Support vector subscripts. Don't
830 add sizes for dimen_type == DIMEN_ELEMENT to the shape array.
831
832 2006-11-05 Bernhard Fischer <aldot@gcc.gnu.org>
833
834 PR fortran/21061
835 * error.c (gfc_warning): If warnings_are_errors then treat
836 warnings as errors with respect to the exit code.
837 (gfc_notify_std): Ditto.
838 (gfc_warning_now): Ditto.
839
840 2006-11-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu,org>
841 Paul Thomas <pault@gcc.gnu.org>
842
843 PR fortran/24518
844 * trans-intrinsic.c (gfc_conv_intrinsic_mod): Use built_in fmod
845 for both MOD and MODULO, if it is available.
846
847 PR fortran/29565
848 * trans-expr.c (gfc_conv_aliased_arg): For an INTENT(OUT), save
849 the declarations from the unused loops by merging the block
850 scope for each; this ensures that the temporary is declared.
851
852 2006-11-04 Brooks Moses <brooks.moses@codesourcery.com>
853
854 * error.c (show_locus): Add trailing colon in error messages.
855 (error_print): Avoid leading space in error lines.
856
857 2006-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
858
859 PR fortran/29713
860 * expr.c (gfc_simplify_expr): Correct memory allocation.
861
862 2006-11-02 Brooks Moses <brooks.moses@codesourcery.com>
863
864 * error.c (show_locus): Remove "In file" from error messages.
865
866 2006-10-31 Geoffrey Keating <geoffk@apple.com>
867
868 * trans-decl.c (gfc_generate_constructors): Update for removal
869 of get_file_function_name.
870
871 2006-11-01 Bernhard Fischer <aldot@gcc.gnu.org>
872
873 PR fortran/29537
874 * trans-common.c (gfc_trans_common): If the blank common is
875 in a procedure or program without a name then proc_name is null, so
876 use the locus of the common.
877 (gfc_sym_mangled_common_id): Fix whitespace.
878 * match.c (gfc_match_common): Emit warning about blank common in
879 block data.
880
881 2006-10-31 Francois-Xavier Coudert <coudert@clipper.ens.fr>
882
883 PR fortran/29067
884 * decl.c (gfc_set_constant_character_len): NULL-terminate the
885 character constant string.
886 * data.c (create_character_intializer): Likewise.
887 * expr.c (gfc_simplify_expr): NULL-terminate the substring
888 character constant.
889 * primary.c (match_hollerith_constant): NULL-terminate the
890 character constant string.
891
892 2006-10-31 Paul Thomas <pault@gcc.gnu.org>
893
894 PR fortran/29387
895 * trans-intrinsic.c (gfc_conv_intrinsic_len): Rearrange to have
896 a specific case for EXPR_VARIABLE and, in default, build an ss
897 to call gfc_conv_expr_descriptor for array expressions..
898
899 PR fortran/29490
900 * trans-expr.c (gfc_set_interface_mapping_bounds): In the case
901 that GFC_TYPE_ARRAY_LBOUND is not available, use descriptor
902 values for it and GFC_TYPE_ARRAY_UBOUND.
903
904 PR fortran/29641
905 * trans-types.c (gfc_get_derived_type): If the derived type
906 namespace has neither a parent nor a proc_name, set NULL for
907 the search namespace.
908
909 2006-10-30 Tobias Burnus <burnus@net-b.de>
910
911 PR fortran/29452
912 * io.c (check_io_constraints): Fix keyword string comparison.
913
914 2006-10-30 Andrew Pinski <pinskia@gmail.com>
915
916 PR fortran/29410
917 * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer):
918 Change over to create VIEW_CONVERT_EXPR instead of using an
919 ADDR_EXPR, a cast and then an indirect reference
920
921 2006-10-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
922
923 * trans-intrinsic.c (gfc_conv_intrinsic_loc): Make LOC return a
924 signed integer node.
925
926 2006-10-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
927
928 PR fortran/17741
929 * decl.c (get_proc_name): Bump current namespace refs count.
930
931 2006-10-29 Jakub Jelinek <jakub@redhat.com>
932
933 PR fortran/29629
934 * trans-openmp.c (gfc_trans_omp_array_reduction): Set attr.flavor
935 of init_val_sym and outer_sym to FL_VARIABLE.
936
937 2006-10-29 Kazu Hirata <kazu@codesourcery.com>
938
939 * intrinsic.texi: Fix a typo.
940
941 2006-10-27 Steven G. Kargl <kargl@gcc.gnu.org>
942
943 * gfortran.h: Remove GFC_MPFR_TOO_OLD.
944 * arith.c (arctangent2): Remove function
945 (gfc_check_real_range): Remove subnormal kludge.
946 * arith.h: Remove arctangent2 prototype.
947 * simplify.c: (gfc_simplify_atan2): Remove use of arctangent2.
948 (gfc_simplify_exponent, gfc_simplify_log, gfc_simplify_nearest,
949 gfc_simplify_rrspacing, gfc_simplify_spacing): Remove mpfr kludges.
950
951 2006-10-28 Tobias Burnus <burnus@net-b.de>
952
953 PR fortran/28224
954 * io.c (check_io_constraints): Allow namelists
955 for internal files for Fortran 2003.
956
957 2006-10-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>
958
959 PR fortran/27954
960 * decl.c (gfc_free_data_all): New function to free all data structures
961 after errors in DATA statements and declarations.
962 (top_var_list): Use new function.(top_val_list): Use new function.
963 (gfc_match_data_decl): Use new function.
964 * misc.c (gfc_typename): Fixed incorrect function name in error text.
965
966 2006-10-24 Erik Edelmann <eedelman@gcc.gnu.org>
967
968 PR fortran/29393
969 * expr.c (simplify_parameter_variable): Keep rank of original
970 expression.
971
972 2006-10-23 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
973
974 * Make-lang.in (f951$(exeext)): Depend on and link with attribs.o.
975 * trans.h (builtin_function): Rename to gfc_builtin_function.
976 Change the signature.
977 * 95-lang.c (LANG_HOOKS_BUILTIN_FUNCTION): Define as
978 gfc_builtin_function.
979 (builtin_function): Rename to gfc_builtin_function. Move common
980 code to builtin_function.
981 (gfc_define_builtin): Replace calls to builtin_function with
982 gfc_define_builtin.
983
984 2006-10-22 Francois-Xavier Coudert <coudert@clipper.ens.fr>
985
986 PR fortran/26025
987 * lang.opt: Add -fexternal-blas and -fblas-matmul-limit options.
988 * options.c (gfc_init_options): Initialize new flags.
989 (gfc_handle_option): Handle new flags.
990 * gfortran.h (gfc_option): Add flag_external_blas and
991 blas_matmul_limit flags.
992 * trans-expr.c (gfc_conv_function_call): Use new argument
993 append_args, appending it at the end of the argument list
994 built for a function call.
995 * trans-stmt.c (gfc_trans_call): Use NULL_TREE for the new
996 append_args argument to gfc_trans_call.
997 * trans.h (gfc_conv_function_call): Update prototype.
998 * trans-decl.c (gfc_build_intrinsic_function_decls): Add
999 prototypes for BLAS ?gemm routines.
1000 * trans-intrinsic.c (gfc_conv_intrinsic_funcall): Generate the
1001 extra arguments given to the library matmul function, and give
1002 them to gfc_conv_function_call.
1003 * invoke.texi: Add documentation for -fexternal-blas and
1004 -fblas-matmul-limit.
1005
1006 2006-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1007
1008 * Make-lang.in (F95_LIBS): Delete.
1009 * f951$(exeext): Use $(LIBS) instead of $(F95_LIBS).
1010 * config-lang.in (need_gmp): Delete.
1011
1012 2006-10-19 Brooks Moses <bmoses@stanford.edu>
1013
1014 * invoke.texi: Fixed "denormal" typo.
1015
1016 2006-10-19 Paul Thomas <pault@gcc.gnu.org>
1017
1018 PR fortran/29216
1019 PR fortran/29314
1020 * gfortran.h : Add EXEC_INIT_ASSIGN.
1021 * dump-parse-tree.c (gfc_show_code_node): The same.
1022 * trans-openmp.c (gfc_trans_omp_array_reduction): Set new
1023 argument for gfc_trans_assignment to false.
1024 * trans-stmt.c (gfc_trans_forall_1): The same.
1025 * trans-expr.c (gfc_conv_function_call, gfc_trans_assign,
1026 gfc_trans_arrayfunc_assign, gfc_trans_assignment): The
1027 same. In the latter function, use the new flag to stop
1028 the checking of the lhs for deallocation.
1029 (gfc_trans_init_assign): New function.
1030 * trans-stmt.h : Add prototype for gfc_trans_init_assign.
1031 * trans.c (gfc_trans_code): Implement EXEC_INIT_ASSIGN.
1032 * trans.h : Add new boolean argument to the prototype of
1033 gfc_trans_assignment.
1034 * resolve.c (resolve_allocate_exp): Replace EXEC_ASSIGN by
1035 EXEC_INIT_ASSIGN.
1036 (resolve_code): EXEC_INIT_ASSIGN does not need resolution.
1037 (apply_default_init): New function.
1038 (resolve_symbol): Call it for derived types that become
1039 defined but which do not already have an initialization
1040 expression..
1041 * st.c (gfc_free_statement): Include EXEC_INIT_ASSIGN.
1042
1043 2006-10-16 Tobias Burnus <burnus@net-b.de>
1044
1045 * primary.c: Revert 'significand'-to-'significant' comment change.
1046 * invoke.texi (Warning Options): Minor cleanup for
1047 -Wimplicit-interface.
1048
1049 2006-10-17 Paul Thomas <pault@gcc.gnu.org>
1050
1051 PR fortran/29451
1052 * trans-array.c (gfc_trans_array_bounds): Test for and set
1053 negative stride of a non-constant bound array to zero.
1054
1055 PR fortran/29392
1056 * data.c (create_character_intializer): Copy and simplify
1057 the expressions for the start and end of a sub-string
1058 reference.
1059
1060 2006-10-16 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1061
1062 * io.c (gfc_match_close): Ensure that status is terminated by
1063 a NULL element.
1064
1065 2006-10-16 Tobias Burnus <burnus@net-b.de>
1066
1067 * trans-stmt.c: Fix a typo
1068 * invoke.texi: Fix typos
1069 * resolve.c: Fix a comment typo
1070 * trans-decl.c: Fix a comment typo
1071 * primary.c: Fix a comment typo
1072
1073 2006-10-15 Steven G. Kargl <kargl@gcc.gnu.org>
1074
1075 PR fortran/29403
1076 * io.c (match_io): Check for a default-char-expr for PRINT format.
1077
1078 2006-10-15 Bernhard Fischer <aldot@gcc.gnu.org>
1079
1080 PR fortran/24767
1081 * lang.opt (Wunused-labels): Remove.
1082 * options.c: Remove references to gfc_option.warn_unused_labels.
1083 * gfortran.h: Remove variable warn_unused_labels.
1084 * resolve.c (warn_unused_fortran_label) : Use warn_unused_label
1085 instead of gfc_option.warn_unused_labels.
1086 * invoke.texi: Remove documentation of -Wunused-labels.
1087
1088 2006-10-14 Tobias Burnus <burnus@net-b.de>
1089
1090 * gfortran.texi: Add link to GFortran apps
1091 * intrinsic.texi: Updated documentation of ACCESS and CHMOD
1092
1093 2006-10-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1094
1095 PR fortran/19261
1096 * scanner.c (load_line): Add checks for illegal use of '&' and issue
1097 warnings. Issue errors with -pedantic.
1098
1099 2006-10-14 Paul Thomas <pault@gcc.gnu.org>
1100
1101 PR fortran/29371
1102 * trans-expr.c (gfc_trans_pointer_assignment): Add the expression
1103 for the assignment of null to the data field to se->pre, rather
1104 than block.
1105
1106 2006-10-14 Kazu Hirata <kazu@codesourcery.com>
1107
1108 * intrinsic.texi: Fix typos.
1109 * trans-array.c: Fix a comment typo.
1110
1111 2006-10-13 Brooks Moses <bmoses@stanford.edu>
1112
1113 * intrinsic.texi (STAT): Reverted a format in example code to
1114 octal; noted this in accompanying string.
1115
1116 2006-10-13 Paul Thomas <pault@gcc.gnu.org>
1117
1118 PR fortran/29373
1119 * decl.c (get_proc_name, gfc_match_function_decl): Add
1120 attr.implicit_type to conditions that throw error for
1121 existing explicit interface and that allow new type-
1122 spec to be applied.
1123
1124 PR fortran/29407
1125 * resolve.c (resolve_fl_namelist): Do not check for
1126 namelist/procedure conflict, if the symbol corresponds
1127 to a good local variable declaration.
1128
1129 PR fortran/27701
1130 * decl.c (get_proc_name): Replace the detection of a declared
1131 procedure by the presence of a formal argument list by the
1132 attributes of the symbol and the presence of an explicit
1133 interface.
1134
1135 PR fortran/29232
1136 * resolve.c (resolve_fl_variable): See if the host association
1137 of a derived type is blocked by the presence of another type I
1138 object in the current namespace.
1139
1140 PR fortran/29364
1141 * resolve.c (resolve_fl_derived): Check for the presence of
1142 the derived type for a derived type component.
1143
1144 PR fortran/24398
1145 * module.c (gfc_use_module): Check that the first words in a
1146 module file are 'GFORTRAN module'.
1147
1148 PR fortran/29422
1149 * resolve.c (resolve_transfer): Test functions for suitability
1150 for IO, as well as variables.
1151
1152 PR fortran/29428
1153 * trans-expr.c (gfc_trans_scalar_assign): Remove nullify of
1154 rhs expression.
1155
1156 2006-10-13 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1157
1158 PR fortran/29391
1159 * trans-intrinsic.c (gfc_conv_intrinsic_bound): Generate correct
1160 code for LBOUND and UBOUND intrinsics.
1161
1162 2006-10-13 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1163
1164 PR fortran/21435
1165 * io.c (compare_to_allowed_values): New function.
1166 (gfc_match_open): Add checks for constant values of specifiers.
1167 (gfc_match_close): Add checks for constant values of the STATUS
1168 specifier.
1169
1170 2006-10-12 Brooks Moses <bmoses@stanford.edu>
1171
1172 * intrinsic.texi (STAT): Fixed a format typo in sample code.
1173
1174 2006-10-12 Brooks Moses <bmoses@stanford.edu>
1175
1176 * intrinsic.texi (STAT): Shortened lines in sample code.
1177
1178 2006-10-11 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
1179
1180 * gfortran.h (gfc_show_actual_arglist, gfc_show_array_ref,
1181 gfc_show_array_spec, gfc_show_attr, gfc_show_code,
1182 gfc_show_components, gfc_show_constructor, gfc_show_equiv,
1183 gfc_show_expr, gfc_show_namelist, gfc_show_ref, gfc_show_symbol,
1184 gfc_show_typespec): Add prototypes.
1185 * dump-parse-tree.c (gfc_show_actual_arglist, gfc_show_array_ref,
1186 gfc_show_array_spec, gfc_show_attr, gfc_show_code,
1187 gfc_show_components, gfc_show_constructor, gfc_show_equiv,
1188 gfc_show_expr, gfc_show_namelist, gfc_show_ref, gfc_show_symbol,
1189 gfc_show_typespec): Remove 'static' from declaration.
1190
1191 2006-10-10 Brooks Moses <bmoses@stanford.edu>
1192
1193 * invoke.texi, gfortran.texi: Corrected erronous dashes.
1194
1195 2006-10-10 Brooks Moses <bmoses@stanford.edu>
1196
1197 * Make-lang.in: Added "fortran.pdf", "gfortran.pdf" target
1198 support.
1199
1200 2006-10-10 Daniel Franke <franke.daniel@gmail.com>
1201
1202 * intrinsic.texi: added documentation for FSTAT, GETARG,GET_COMMAND,
1203 GET_COMMAND_ARGUMENT, GETENV, GET_ENVIRONMENT_VARIABLE, IAND, IARGC,
1204 LSTAT and STAT, removed the reference to PR19292 from ACCESS, CHMOD,
1205 GMTIME, LSHIFT, LTIME, RSHIFT.
1206
1207 2006-10-10 Brooks Moses <bmoses@stanford.edu>
1208
1209 * gfortran.texi (Standards): Update to current status.
1210
1211 2006-10-09 Brooks Moses <bmoses@stanford.edu>
1212
1213 * Make-lang.in: Added intrinsic.texi to GFORTRAN_TEXI
1214 dependences.
1215
1216 2006-10-09 Brooks Moses <bmoses@stanford.edu>
1217
1218 * intrinsic.texi (MOVE_ALLOC): changed "Options" to "Standards".
1219
1220 2006-10-09 Steven G. Kargl <kargl@gcc.gnu.org>
1221
1222 * gfortran.h: Define GFC_MPFR_TOO_OLD via mpfr version info.
1223 * arith.c (arctangent, gfc_check_real_range): Use it.
1224 * simplify.c (gfc_simplify_atan2, gfc_simplify_exponent,
1225 gfc_simplify_log, gfc_simplify_nearest): Use it.
1226
1227 PR fortran/15441
1228 PR fortran/29312
1229 * iresolve.c (gfc_resolve_rrspacing): Give rrspacing library
1230 routine hidden precision argument.
1231 (gfc_resolve_spacing): Give spacing library routine hidden
1232 precision, emin - 1, and tiny(x) arguments.
1233 * simplify.c (gfc_simplify_nearest): Remove explicit subnormalization.
1234 (gfc_simplify_rrspacing): Implement formula from Fortran 95 standard.
1235 (gfc_simplify_spacing): Implement formula from Fortran 2003 standard.
1236 * trans-intrinsic.c (gfc_intrinsic_map_t) Declare rrspacing and
1237 spacing via LIBF_FUNCTION
1238 (prepare_arg_info, call_builtin_clz, gfc_conv_intrinsic_spacing,
1239 gfc_conv_intrinsic_rrspacing): Remove functions.
1240 (gfc_conv_intrinsic_function): Remove calls to
1241 gfc_conv_intrinsic_spacing and gfc_conv_intrinsic_rrspacing.
1242 * f95-lang.c (gfc_init_builtin_functions): Remove __builtin_clz,
1243 __builtin_clzl and __builtin_clzll
1244
1245 2006-10-09 Richard Henderson <rth@redhat.com>
1246
1247 Revert emutls patch.
1248
1249 2006-10-09 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1250
1251 * intrinsic.c (add_sym_0s, add_sym_1s, add_sym_2s, add_sym_3s,
1252 add_sym_4s, add_sym_5s, add_functions): Use macro ACTUAL_NO,
1253 ACTUAL_YES, NOT_ELEMENTAL and ELEMENTAL instead of constants
1254 0 and 1 as second and third arguments to add_sym* functions.
1255
1256 2006-10-08 Erik Edelmann <edelmann@gcc.gnu.org>
1257 Paul Thomas <pault@gcc.gnu.org>
1258
1259 PR fortran/20541
1260 * interface.c (gfc_compare_derived_types): Add comparison of
1261 the allocatable field.
1262 * intrinsic.c (add_subroutines): Add MOVE_ALLOC.
1263 * trans-expr.c (gfc_conv_aliased_arg, gfc_trans_subarray_assign,
1264 gfc_trans_subcomponent_assign, gfc_conv_string_parameter,
1265 gfc_trans_scalar_assign): Add extra arguments l_is_temp
1266 and r_is_var to references to latter function.
1267 (gfc_conv_function_call): Add enum for types of argument and
1268 an associated variable parm_kind. Deallocate components of
1269 INTENT(OUT) and non-variable arrays.
1270 (gfc_trans_subcomponent_assign): Add block to assign arrays
1271 to allocatable components.
1272 (gfc_trans_scalar_assign): Add block to handle assignments of
1273 derived types with allocatable components, using the above new
1274 arguments to control allocation/deallocation of memory and the
1275 copying of allocated arrays.
1276 * trans-array.c (gfc_array_allocate): Remove old identification
1277 of pointer and replace with that of an allocatable array. Add
1278 nullify of structures with allocatable components.
1279 (gfc_conv_array_initializer): Treat EXPR_NULL.
1280 (gfc_conv_array_parameter): Deallocate allocatable components
1281 of non-variable structures.
1282 (gfc_trans_dealloc_allocated): Use second argument of library
1283 deallocate to inhibit, without error, freeing NULL pointers.
1284 (get_full_array_size): New function to return the size of a
1285 full array.
1286 (gfc_duplicate_allocatable): New function to allocate and copy
1287 allocated data.
1288 (structure_alloc_comps): New recursive function to deallocate,
1289 nullify or copy allocatable components.
1290 (gfc_nullify_alloc_comp, gfc_deallocate_alloc_comp,
1291 gfc_copy_alloc_comp): New interface functions to call previous.
1292 (gfc_trans_deferred_array): Add the code to nullify allocatable
1293 components, when entering scope, and to deallocate them on
1294 leaving. Do not call gfc_trans_static_array_pointer and return
1295 for structures with allocatable components and default
1296 initializers.
1297 * symbol.c (gfc_set_component_attr): Set allocatable field.
1298 (gfc_get_component_attr): Set the allocatable attribute.
1299 * intrinsic.h : Prototype for gfc_check_move_alloc.
1300 * decl.c (build_struct): Apply TR15581 constraints for
1301 allocatable components.
1302 (variable_decl): Default initializer is always NULL for
1303 allocatable components.
1304 (match_attr_spec): Allow, or not, allocatable components,
1305 according to the standard in force.
1306 * trans-array.h : Prototypes for gfc_nullify_alloc_comp,
1307 gfc_deallocate_alloc_comp, gfc_copy_alloc_comp and
1308 gfc_duplicate_allocatable.
1309 * gfortran.texi : Add mention of TR15581 extensions.
1310 * gfortran.h : Add attribute alloc_comp, add
1311 gfc_components field allocatable and add the prototype
1312 for gfc_expr_to_initialize.
1313 * trans-stmt.c (generate_loop_for_temp_to_lhs,
1314 generate_loop_for_rhs_to_temp, gfc_trans_where_assign,
1315 gfc_trans_where_3): Add extra arguments to calls to
1316 gfc_trans_scalar_assign and set appropriately.
1317 (gfc_trans_allocate): Nullify allocatable components.
1318 (gfc_trans_deallocate): Deallocate to ultimate allocatable
1319 components but stop at ultimate pointer components.
1320 * module.c (mio_symbol_attribute, mio_symbol_attribute,
1321 mio_component): Add module support for allocatable
1322 components.
1323 * trans-types.c (gfc_get_derived_type): Treat allocatable
1324 components.
1325 * trans.h : Add two boolean arguments to
1326 gfc_trans_scalar_assign.
1327 * resolve.c (resolve_structure_cons): Check conformance of
1328 constructor element and the component.
1329 (resolve_allocate_expr): Add expression to nullify the
1330 constructor expression for allocatable components.
1331 (resolve_transfer): Inhibit I/O of derived types with
1332 allocatable components.
1333 (resolve_fl_derived): Skip check of bounds of allocatable
1334 components.
1335 * trans-decl.c (gfc_get_symbol_decl): Add derived types
1336 with allocatable components to deferred variable.
1337 (gfc_trans_deferred_vars): Make calls for derived types
1338 with allocatable components to gfc_trans_deferred_array.
1339 (gfc_generate_function_code): Nullify allocatable
1340 component function result on entry.
1341 * parse.c (parse_derived): Set symbol attr.allocatable if
1342 allocatable components are present.
1343 * check.c (gfc_check_allocated): Enforce attr.allocatable
1344 for intrinsic arguments.
1345 (gfc_check_move_alloc): Check arguments of move_alloc.
1346 * primary.c (gfc_variable_attr): Set allocatable attribute.
1347 * intrinsic.texi : Add index entry and section for
1348 for move_alloc.
1349
1350 2006-10-08 Paul Thomas <pault@gcc.gnu.org>
1351
1352 PR fortran/29115
1353 * resolve.c (resolve_structure_cons): It is an error if the
1354 pointer component elements of a derived type constructor are
1355 not pointer or target.
1356
1357
1358 PR fortran/29211
1359 * trans-stmt.c (generate_loop_for_temp_to_lhs,
1360 generate_loop_for_rhs_to_temp): Provide a string length for
1361 the temporary by copying that of the other side of the scalar
1362 assignment.
1363
1364 2006-10-08 Tobias Burnus <burnus@net-b.de>
1365
1366 PR fortran/28585
1367 * intrinsic.c (add_functions): Add new_line Fortran 2003 intrinsic.
1368 * intrinsic.h: Add gfc_simplify_new_line and gfc_check_new_line
1369 prototypes.
1370 * check.c (gfc_check_new_line): New function.
1371 * simplify.c (gfc_simplify_new_line): New function.
1372 * intrinsic.texi: Document new_line intrinsic.
1373
1374 2006-10-07 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1375
1376 PR fortran/16580
1377 PR fortran/29288
1378 * gcc/fortran/intrinsic.c (add_sym): Define the actual_ok when a
1379 gfc_intrinsic_sym structure is filled.
1380 (gfc_intrinsic_actual_ok): New function.
1381 (add_sym_0s, add_sym_1s, add_sym_2s, add_sym_3s, add_sym_4s,
1382 add_sym_5s): Intrinsic subroutines are not allowed as actual
1383 arguments, so we remove argument actual_ok.
1384 (add_functions): Correct the values for actual_ok of all intrinsics.
1385 Add comments for gfc_check_access_func and gfc_resolve_index_func.
1386 (add_subroutines): Remove the actual_ok argument, which was never used.
1387 * gcc/fortran/intrinsic.h (gfc_intrinsic_actual_ok): New prototype.
1388 * gcc/fortran/gfortran.h (gfc_resolve_index_func): New prototype.
1389 * gcc/fortran/resolve.c (resolve_actual_arglist): Check whether
1390 an intrinsic used as an argument list is allowed there.
1391 * gcc/fortran/iresolve.c (gfc_resolve_index_func): New function.
1392 (gfc_resolve_len): Change intrinsic function name to agree with
1393 libgfortran.
1394 * gcc/fortran/trans-decl.c (gfc_get_extern_function_decl): Add
1395 new case, because some specific intrinsics take 3 arguments.
1396 * gcc/fortran/intrinsic.texi: DIMAG is a GNU extension.
1397
1398 2006-10-06 Jakub Jelinek <jakub@redhat.com>
1399
1400 PR fortran/28415
1401 * trans-decl.c (gfc_finish_var_decl): With -fno-automatic, don't
1402 make artificial variables or pointer to variable automatic array
1403 TREE_STATIC.
1404
1405 * scanner.c (skip_free_comments): Return bool instead of void.
1406 (gfc_next_char_literal): Don't return ' ' if & is missing after
1407 !$omp or !$. Use skip_{free,fixed}_comments directly instead
1408 of gfc_skip_comments.
1409
1410 2006-10-04 Brooks Moses <bmoses@stanford.edu>
1411
1412 * gfortran.texi: (Current Status): update and rewrite to reflect
1413 actual status more accurately.
1414
1415 2006-10-04 Brooks Moses <bmoses@stanford.edu>
1416
1417 * gfortran.texi: Consistently refer to the compiler as "GNU
1418 Fortran".
1419 * intrinsic.texi: Ditto.
1420 * invoke.texi: Ditto.
1421
1422 2006-10-04 Richard Henderson <rth@redhat.com>
1423 Jakub Jelinek <jakub@redhat.com>
1424
1425 * f95-lang.c (gfc_init_builtin_functions): Add __emutls_get_address
1426 and __emutls_register_common.
1427 * openmp.c (gfc_match_omp_threadprivate): Don't error if !have_tls.
1428 * trans-common.c (build_common_decl): Don't check have_tls.
1429 * trans-decl.c (gfc_finish_var_decl): Likewise.
1430 * types.def (BT_WORD, BT_FN_PTR_PTR): New.
1431 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1432
1433 2006-10-04 Paul Thomas <pault@gcc.gnu.org>
1434
1435 PR fortran/29343
1436 * resolve.c (resolve_allocate_expr): Exclude derived types from
1437 search for dependences between allocated variables and the
1438 specification expressions for other allocations in the same
1439 statement.
1440
1441 2006-10-04 Paul Thomas <pault@gcc.gnu.org>
1442
1443 PR fortran/29098
1444 * resolve.c (resolve_structure_cons): Do not return FAILURE if
1445 component expression is NULL.
1446
1447 2006-10-03 Paul Thomas <pault@gcc.gnu.org>
1448
1449 PR fortran/20779
1450 PR fortran/20891
1451 * resolve.c (find_sym_in_expr): New function that returns true
1452 if a symbol is found in an expression.
1453 (resolve_allocate_expr): Check whether the STAT variable is
1454 itself allocated in the same statement. Use the call above to
1455 check whether any of the allocated arrays are used in array
1456 specifications in the same statement.
1457
1458 2006-10-03 Steven G. Kargl <kargl@gcc.gnu.org>
1459
1460 * arith.c (gfc_check_real_range): Use correct exponent range for
1461 subnormal numbers.
1462
1463 2006-10-03 Paul Thomas <pault@gcc.gnu.org>
1464
1465 PR fortran/29284
1466 PR fortran/29321
1467 PR fortran/29322
1468 * trans-expr.c (gfc_conv_function_call): Check the expression
1469 and the formal symbol are present when testing the actual
1470 argument.
1471
1472 PR fortran/25091
1473 PR fortran/25092
1474 * resolve.c (resolve_entries): It is an error if the entries
1475 of an array-valued function do not have the same shape.
1476
1477 2006-10-03 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1478
1479 PR middle-end/27478
1480 * trans-decl.c (gfc_get_fake_result_decl): Mark var as
1481 TREE_ADDRESSABLE.
1482
1483 2006-10-02 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1484
1485 PR fortran/19262
1486 * gfortran.h (gfc_option_t): Add max_continue_fixed and
1487 max_continue_free.
1488 * options.c (gfc_init_options): Initialize fixed form and free form
1489 consecutive continuation line limits.
1490 * scanner.c (gfc_scanner_init_1): Initialize continue_line
1491 and continue_count. (gfc_next_char_literal): Count the number of
1492 continuation lines in the current statement and warn if limit
1493 is exceeded.
1494
1495 2006-10-02 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1496
1497 PR fortran/19260
1498 * scanner.c (gfc_next_char_literal): Add check for missing '&'
1499 and warn if in_string, otherwise return ' '.
1500
1501 2006-10-02 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1502
1503 PR fortran/29210
1504 * primary.c (match_sym_complex_part): Named constants as real or
1505 imaginary part of complex a named constant are only allowed in
1506 Fortran 2003.
1507
1508 2006-10-01 Brooks Moses <bmoses@stanford.edu>
1509
1510 * gfortran.texi: Corrected references to MALLOC intrinsic.
1511 * invoke.texi: Minor cleanup and clarification to the Dialect
1512 Options section.
1513
1514 2006-09-30 Brooks Moses <bmoses@stanford.edu>
1515
1516 * invoke.texi: Add mention of BOZ constants and integer
1517 overflow to -fno-range-check.
1518 * gfortran.texi: Add mention of -fno-range-check to
1519 section on BOZ contants.
1520
1521 2006-09-30 Bernhard Fischer <aldot@gcc.gnu.org>
1522
1523 * resolve.c: Fix commentary typo. Fix whitespace.
1524
1525 2006-09-28 Steven G. Kargl <kargl@gcc.gnu.org>
1526
1527 fortran/29147
1528 * arith.c (gfc_check_integer_range): Disable range checking via
1529 -fno-range-check.
1530
1531 2006-09-28 Steven G. Kargl <kargl@gcc.gnu.org>
1532
1533 * arith.c: Change conditional test for inclusion of arctangent().
1534 (gfc_check_real_range): Change conditional test for use of
1535 mpfr_subnormalize.
1536 * simplify.c (gfc_simplify_atan2): Fix conditional for use of
1537 mpfr_atan2() instead of arctangent().
1538 (gfc_simplify_exponent): Fix conditional for use of mpfr_get_exp().
1539 (gfc_simplify_log): Fix conditional for use of mpfr_atan2() instead
1540 of arctangent().
1541 (gfc_simplify_nearest): Fix conditional for use of mpfr_nextafter().
1542
1543 2006-09-27 Steven G. Kargl <kargl@gcc.gnu.org>
1544
1545 * arith.c: Conditionally include arctangent2().
1546 (gfc_check_real_range): Use mpfr_subnormalize in preference to local
1547 hack.
1548 * trans-intrinsic.c (gfc_get_intrinsic_lib_fndecl): Append
1549 l for long double functions.
1550 * simplify.c: Wrap Copyright to new line.
1551 (gfc_simplify_atan2): Use mpfr_atan2 in preference to arctangent2().
1552 (gfc_simplify_log): Ditto.
1553
1554
1555 PR fortran/28276
1556 * simplify.c (gfc_simplify_exponent): Use mpfr_get_exp in
1557 preference to broken local hack.
1558
1559 PR fortran/27021
1560 * simplify.c (gfc_simplify_nearest): Use mpfr_nexttoward and
1561 mpfr_subnormalize to handle numbers near zero in preference to broken
1562 local hack.
1563
1564 2006-09-26 Jakub Jelinek <jakub@redhat.com>
1565
1566 PR fortran/29097
1567 * scanner.c (include_line): Handle conditional include.
1568
1569 2006-09-25 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
1570
1571 PR fortran/21203
1572 * error.c (show_loci): No need to risk an ICE to output a
1573 slightly nicer error message.
1574
1575 2006-09-19 Paul Thomas <pault@gcc.gnu.org>
1576 Steven Bosscher <steven@gcc.gnu.org>
1577
1578 PR fortran/29101
1579 * trans-stmt.c (gfc_trans_character_select): Store the label
1580 from select_string and then clean up any temporaries from the
1581 conversion of the select expression, before branching to the
1582 selected case.
1583
1584 2006-09-18 Paul Thomas <pault@gcc.gnu.org>
1585
1586 PR fortran/28526
1587 * primary.c (match_variable): If the compiler is in a module
1588 specification block, an interface block or a contains section,
1589 reset host_flag to force the changed symbols mechanism.
1590
1591 PR fortran/29101
1592 * trans-stmt.c (gfc_trans_character_select): Add the post block
1593 for the expression to the main block, after the call to
1594 select_string and the last label.
1595
1596 2006-09-18 Paul Thomas <pault@gcc.gnu.org>
1597
1598 PR fortran/29060
1599 * iresolve.c (resolve_spread): Build shape for result if the
1600 source shape is available and dim and ncopies are constants.
1601
1602 2006-09-18 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
1603
1604 PR fortran/28817
1605 PR fortran/21918
1606 * trans-decl.c (generate_local_decl): Change from 'warning' to
1607 'gfc_warning' to have line numbers correctly reported.
1608
1609 2006-09-15 Paul Thomas <pault@gcc.gnu.org>
1610
1611 PR fortran/29051
1612 * decl.c (match_old_style_init): Set the 'where' field of the
1613 gfc_data structure 'newdata'.
1614
1615 * match.c (match_case_eos): Add a comprehensible error message.
1616
1617 2006-09-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1618
1619 * trans-expr.c (gfc_add_interface_mapping): For characters, dereference
1620 pointer if necessary and then perform the cast.
1621
1622 2006-09-11 Steven G. Kargl <kargl@gcc.gnu.org>
1623
1624 * intrinsic.c: Update Copyright date.
1625 * intrinsic.h: Ditto.
1626
1627 2006-09-11 Paul Thomas <pault@gcc.gnu.org>
1628
1629 PR fortran/28890
1630 * trans-expr.c (gfc_conv_function_call): Obtain the string length
1631 of a dummy character(*) function from the symbol if it is not
1632 already translated. For a call to a character(*) function, use
1633 the passed, hidden string length argument, which is available
1634 from the backend_decl of the formal argument.
1635 * resolve.c (resolve_function): It is an error if a function call
1636 to a character(*) function is other than a dummy procedure or
1637 an intrinsic.
1638
1639 2006-09-10 Paul Thomas <pault@gcc.gnu.org>
1640
1641 PR fortran/28959
1642 * trans-types.c (gfc_get_derived_type): Use the parent namespace of
1643 the procedure if the type's own namespace does not have a parent.
1644
1645 2006-09-10 Paul Thomas <pault@gcc.gnu.org>
1646
1647 PR fortran/28923
1648 * expr.c (find_array_section): Only use the array lower and upper
1649 bounds for the start and end of the sections, where the expr is
1650 NULL.
1651
1652 2006-09-10 Paul Thomas <pault@gcc.gnu.org>
1653
1654 PR fortran/28914
1655 * trans-array.c (gfc_trans_array_constructor_value): Create a temporary
1656 loop variable to hold the current loop variable in case it is modified
1657 by the array constructor.
1658
1659 2006-09-07 Steven G. Kargl <kargls@comcast.net>
1660
1661 * gfortran.h (gfc_integer_info): Eliminate max_int.
1662 * arith.c (gfc_arith_init_1): Remove initialization of max_int.
1663 (gfc_arith_done_1): Remove clearing of max_int.
1664 (gfc_check_integer_range): Fix range chekcing of overflow.
1665 * simplify.c (gfc_simplify_not): Construct mask that was max_int.
1666
1667 2006-09-05 Paul Thomas <pault@gcc.gnu.org>
1668
1669 PR fortran/28908
1670 * gfortran.h : Restore the gfc_dt_list structure and reference
1671 to it in gfc_namespace.
1672 * resolve.c (resolve_fl_derived): Restore the building of the
1673 list of derived types for the current namespace. Modify the
1674 restored code so that a check is made to see if the symbol is
1675 already in the list.
1676 (resolve_fntype): Make sure that the specification block
1677 version of the derived type is used for a module function that
1678 returns that type.
1679 * symbol.c (gfc_free_dt_list): Restore.
1680 (gfc_free_namespace): Restore call to previous.
1681 * trans-types.c (copy_dt_decls_ifequal): Restore.
1682 (gfc_get_derived_type): Restore all the paraphenalia for
1683 association of derived types, including calls to previous.
1684 Modify the restored code such that all derived types are built
1685 if their symbols are found in the parent namespace; not just
1686 non-module types. Add backend_decls to like derived types in
1687 sibling namespaces, as well as that of the derived type.
1688
1689 2006-08-30 Kazu Hirata <kazu@codesourcery.com>
1690
1691 * match.c: Fix a comment typo.
1692
1693 2006-08-30 Paul Thomas <pault@gcc.gnu.org>
1694
1695 PR fortran/28885
1696 * trans-expr.c (gfc_conv_aliased_arg): Ensure that the temp
1697 declaration is retained for INTENT(OUT) arguments.
1698
1699 PR fortran/28873
1700 PR fortran/20067
1701 * resolve.c (resolve_generic_f): Make error message more
1702 comprehensible.
1703 (resolve_generic_s): Restructure search for specific procedures
1704 to be similar to resolve_generic_f and change to similar error
1705 message. Ensure that symbol reference is refreshed, in case
1706 the search produces a NULL.
1707 (resolve_specific_s): Restructure search, as above and as
1708 resolve_specific_f. Ensure that symbol reference is refreshed,
1709 in case the search produces a NULL.
1710
1711 PR fortran/25077
1712 PR fortran/25102
1713 * interface.c (check_operator_interface): Throw error if the
1714 interface assignment tries to change intrinsic type assigments
1715 or has less than two arguments. Also, it is an error if an
1716 interface operator contains an alternate return.
1717
1718 PR fortran/24866
1719 * parse.c (gfc_fixup_sibling_symbols): Do not modify the symbol
1720 if it is a dummy in the contained namespace.
1721
1722 2006-08-29 Steven G. Kargl <kargls@comcast.net>
1723
1724 PR fortran/28866
1725 * match.c: Wrap copyright.
1726 (gfc_match_assignment): Return MATCH_NO for failed lvalue. Remove
1727 gotos. Move error handling of FL_PARAMETER to ...
1728 * gfc_match_if: Deal with MATCH_NO from above.
1729 * primary.c: Wrap copyright.
1730 (match_variable): ... here. Improve error messages.
1731
1732 2006-08-29 Paul Thomas <pault@gcc.gnu.org>
1733
1734 PR fortran/28788
1735 * symbol.c (gfc_use_derived): Never eliminate the symbol,
1736 following reassociation of use associated derived types.
1737
1738 2006-08-26 Steven G. Kargl <kargls@comcast.net>
1739
1740 * arith.h: Update Copyright dates. Fix whitespace.
1741 * arith.c: Update Copyright dates. Fix whitespace. Fix comments.
1742 (gfc_arith_done_1): Clean up pedantic_min_int and subnormal.
1743
1744 2006-08-26 Tobias Burnus <burnus@net-b.de>
1745
1746 * gfortran.texi: Note variable initialization causes SAVE attribute.
1747 * intrinsic.texi: Clarify support for KIND=16 and KIND=10.
1748 Mention -std=f2003. Cross reference INQUIRE from ACCESS intrinsic.
1749 Add missing ) in ACOS.
1750
1751 2006-08-26 Daniel Franke <franke.daniel@gmail.com>
1752
1753 * intrinsic.texi: Update Copyright date. Added documentation
1754 for ACOSH, AND, ASINH, ATANH, CHDIR, FGET, FGETC, FPUT, FPUTC,
1755 GETCWD, OR and XOR intrinsics, removed inadvertently introduced
1756 doc-stubs for EQV and NEQV, corrected some typographical errors.
1757
1758 2006-08-24 Daniel Franke <franke.daniel@gmail.com>,
1759 Brooks Moses <bmoses@stanford.edu>
1760
1761 * intrinsic.texi: Added doc-stubs for undocumented intrinsics,
1762 added a "See Also" section, renamed the "Options" section to
1763 "Standard", improved the index, and made numerous minor
1764 typo corrections and grammatical fixes.
1765
1766 2006-08-24 Paul Thomas <pault@gcc.gnu.org>
1767
1768 PR fortran/28788
1769 * symbol.c (shift_types): Shift the derived type references in
1770 formal namespaces.
1771 (gfc_use_derived): Return if the derived type symbol is already
1772 in another namspace. Add searches for the derived type in
1773 sibling namespaces.
1774
1775 PR fortran/28771
1776 * decl.c (add_init_expr_to_sym): Restore the original but
1777 restricted to parameter arrays to fix a regression.
1778
1779 2006-08-23 Steven G. Kargl <kargls@comcast.net>
1780
1781 * gfortran.texi: Fix last commit where a "no" was deleted and
1782 a grammatical error was introduced.
1783
1784 2006-08-23 Steven G. Kargl <kargls@comcast.net>
1785
1786 * gfortran.texi: Spell check. Add a few contributors to
1787 Chapter 9. Expand the description of BOZ constant handling.
1788
1789 2006-08-20 Janne Blomqvist <jb@gcc.gnu.org>
1790
1791 PR fortran/25828
1792 * gfortran.texi: Mention STREAM I/O among supported F2003
1793 features.
1794
1795 2006-08-20 Paul Thomas <pault@gcc.gnu.org>
1796
1797 PR fortran/28601
1798 PR fortran/28630
1799 * gfortran.h : Eliminate gfc_dt_list structure and reference
1800 to it in gfc_namespace.
1801 * resolve.c (resolve_fl_derived): Remove the building of the
1802 list of derived types for the current namespace.
1803 * symbol.c (find_renamed_type): New function to find renamed
1804 derived types by symbol name rather than symtree name.
1805 (gfc_use_derived): Search parent namespace for identical
1806 derived type and use it, even if local version is complete,
1807 except in interface bodies. Ensure that renamed derived types
1808 are found by call to find_renamed_type. Recurse for derived
1809 type components.
1810 (gfc_free_dt_list): Remove.
1811 (gfc_free_namespace): Remove call to previous.
1812 * trans-types.c (copy_dt_decls_ifequal): Remove.
1813 (gfc_get_derived_type): Remove all the paraphenalia for
1814 association of derived types, including calls to previous.
1815 * match.c (gfc_match_allocate): Call gfc_use_derived to
1816 associate any derived types that are being allocated.
1817
1818 PR fortran/20886
1819 * resolve.c (resolve_actual_arglist): The passing of
1820 a generic procedure name as an actual argument is an
1821 error.
1822
1823 PR fortran/28735
1824 * resolve.c (resolve_variable): Check for a symtree before
1825 resolving references.
1826
1827 PR fortran/28762
1828 * primary.c (match_variable): Return MATCH_NO if the symbol
1829 is that of the program.
1830
1831 PR fortran/28425
1832 * trans-expr.c (gfc_trans_subcomponent_assign): Translate
1833 derived type component expressions other than another derived
1834 type constructor.
1835
1836 PR fortran/28496
1837 * expr.c (find_array_section): Correct errors in
1838 the handling of a missing start value for the
1839 index triplet in an array reference.
1840
1841 PR fortran/18111
1842 * trans-decl.c (gfc_build_dummy_array_decl): Before resetting
1843 reference to backend_decl, set it DECL_ARTIFICIAL.
1844 (gfc_get_symbol_decl): Likewise for original dummy decl, when
1845 a copy is made of an array.
1846 (create_function_arglist): Likewise for the _entry paramter
1847 in entry_masters.
1848 (build_entry_thunks): Likewise for dummies in entry thunks.
1849
1850 PR fortran/28600
1851 * trans-decl.c (gfc_get_symbol_decl): Ensure that the
1852 DECL_CONTEXT of the length of a character dummy is the
1853 same as that of the symbol declaration.
1854
1855 PR fortran/28771
1856 * decl.c (add_init_expr_to_sym): Remove setting of charlen for
1857 an initializer of an assumed charlen variable.
1858
1859 PR fortran/28660
1860 * trans-decl.c (generate_expr_decls): New function.
1861 (generate_dependency_declarations): New function.
1862 (generate_local_decl): Call previous if not either a dummy or
1863 a declaration in an entry master.
1864
1865 2006-08-19 Erik Edelmann <eedelman@gcc.gnu.org>
1866
1867 PR fortran/25217
1868 * resolve.c (resolve_fl_variable): Set a default initializer for
1869 derived types with INTENT(OUT) even if 'flag' is true.
1870 * trans-expr.c (gfc_conv_function_call): Insert code to
1871 reinitialize INTENT(OUT) arguments of derived type with default
1872 initializers.
1873
1874 2006-08-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1875
1876 PR fortran/25828
1877 * gfortran.h: Add new pointer for stream position to st_inquire.
1878 Rename gfc_large_io_int_kind to gfc_intio_kind.
1879 * trans-types.c (gfc_init_kinds): use gfc_intio_kind.
1880 * io.c: Add new IO tag for file position going in and another for out.
1881 (match_dt_element): Match new tag_spos.
1882 (gfc_resolve_dt): Resolve new tag_spos.
1883 (gfc_free_inquire): Free inquire->strm_pos.
1884 (match_inquire_element): Match new tag_strm_out.
1885 (gfc_resolve_inquire): Resolve new tag_strm_out.
1886 * trans-io.c: Rename IOPARM_type_large_io_int to IOPARM_type_intio.
1887 (gfc_build_st_parameter): Same.
1888 (gfc_build_io_library_fndecls) Same. and add build pointer type pintio.
1889 (gfc_trans_inquire): Translate strm_pos for inquire.
1890 * ioparm.def: Reorder flags to accomodate addition of new inquire
1891 flag for strm_pos_out and add it in.
1892
1893 2006-08-06 Paul Thomas <pault@gcc.gnu.org>
1894
1895 PR fortran/28590
1896 * parse.c (parse_derived): Remove the test for sequence type
1897 components of a sequence type.
1898 * resolve.c (resolve_fl_derived): Put the test here so that
1899 pointer components are tested.
1900
1901 2006-08-05 Steven G. Kargl <kargls@comcast.nt>
1902
1903 PR fortran/28548
1904 * resolve.c(resolve_elemental_actual): Add flags.h to use -pedantic
1905 and exclude conversion functions in conditional. Change gfc_error
1906 to gfc_warning.
1907 (warn_unused_label) Rename to ...
1908 (warn_unused_fortran_label) avoid warn_unused_label in flags.h.
1909
1910 2006-07-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1911
1912 * intrinsic.c (add_functions): Add ACCESS, CHMOD, RSHIFT, LSHIFT.
1913 (add_subroutines): Add LTIME, GMTIME and CHMOD.
1914 * intrinsic.h (gfc_check_access_func, gfc_check_chmod,
1915 gfc_check_chmod_sub, gfc_check_ltime_gmtime, gfc_simplify_rshift,
1916 gfc_simplify_lshift, gfc_resolve_access, gfc_resolve_chmod,
1917 gfc_resolve_rshift, gfc_resolve_lshift, gfc_resolve_chmod_sub,
1918 gfc_resolve_gmtime, gfc_resolve_ltime): Add prototypes.
1919 * gfortran.h (gfc_generic_isym_id): Add GFC_ISYM_ACCESS,
1920 GFC_ISYM_CHMOD, GFC_ISYM_LSHIFT, GFC_ISYM_RSHIFT.
1921 * iresolve.c (gfc_resolve_access, gfc_resolve_chmod,
1922 gfc_resolve_rshift, gfc_resolve_lshift, gfc_resolve_chmod_sub,
1923 gfc_resolve_gmtime, gfc_resolve_ltime): New functions.
1924 * check.c (gfc_check_access_func, gfc_check_chmod,
1925 gfc_check_chmod_sub, gfc_check_ltime_gmtime): New functions.
1926 * trans-intrinsic.c (gfc_conv_intrinsic_rlshift): New function.
1927 (gfc_conv_intrinsic_function): Add cases for the new GFC_ISYM_*.
1928
1929 2006-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1930
1931 * Make-lang.in: Use $(HEADER_H) instead of header.h in dependencies.
1932
1933 2006-07-26 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1934
1935 * intrinsic.c (add_functions): Add INT2, SHORT, INT8, LONG,
1936 LSTAT, MCLOCK and MCLOCK8 intrinsic functions.
1937 (add_subroutines): Add LSTAT intrinsic subroutine.
1938 * gfortran.h (gfc_generic_isym_id): Add GFC_ISYM_INT2,
1939 GFC_ISYM_INT8, GFC_ISYM_LONG, GFC_ISYM_LSTAT, GFC_ISYM_MCLOCK
1940 and GFC_ISYM_MCLOCK8.
1941 * iresolve.c (gfc_resolve_int2, gfc_resolve_int8,
1942 gfc_resolve_long, gfc_resolve_lstat, gfc_resolve_mclock,
1943 gfc_resolve_mclock8, gfc_resolve_lstat_sub): New functions.
1944 * check.c (gfc_check_intconv): New function.
1945 * trans-intrinsic.c (gfc_conv_intrinsic_function): Add cases for
1946 the added GFC_ISYM_*.
1947 * simplify.c (gfc_simplify_intconv, gfc_simplify_int2,
1948 gfc_simplify_int8, gfc_simplify_long): New functions.
1949 * intrinsic.h (gfc_check_intconv, gfc_simplify_int2,
1950 gfc_simplify_int8, gfc_simplify_long, gfc_resolve_int2,
1951 gfc_resolve_int8, gfc_resolve_long, gfc_resolve_lstat,
1952 gfc_resolve_mclock, gfc_resolve_mclock8, gfc_resolve_lstat_sub):
1953 Add prototypes.
1954
1955 2006-07-24 Erik Edelmann <eedelman@gcc.gnu.org>
1956
1957 PR fortran/28416
1958 * trans-array.c (gfc_conv_array_parameter): Give special treatment for
1959 ALLOCATABLEs if they are themselves dummy variables.
1960
1961 2006-07-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1962
1963 PR fortran/25289
1964 * gfortran.h: Declare gfc_large_io_int_kind.
1965 * trans-types.c (gfc_init_kinds): Set gfc_large_io_int_kind
1966 to size 8 or 4.
1967 * trans-io.c (enum iofield_type): Add large_io_int type.
1968 (gfc_build_st_parameter): Same.
1969 (gfc_build_io_library_fndecls): Same.
1970 * ioparm_def: Use large_io_int to define rec.
1971
1972 2006-07-22 Steven Bosscher <steven@gcc.gnu.org>
1973
1974 PR fortran/28439
1975 * trans-stmt.c (gfc_trans_arithmetic_if): Evaluate the condition once.
1976
1977 2006-07-16 Jakub Jelinek <jakub@redhat.com>
1978
1979 PR fortran/28390
1980 * trans-openmp.c (gfc_trans_omp_do): Look for LASTPRIVATE in
1981 code->exp.omp_clauses rather than in the 3rd function argument.
1982
1983 2006-07-16 Paul Thomas <pault@gcc.gnu.org>
1984
1985 PR fortran/28384
1986 * trans-common.c (translate_common): If common_segment is NULL
1987 emit error that common block does not exist.
1988
1989 PR fortran/20844
1990 * io.c (check_io_constraints): It is an error if an ADVANCE
1991 specifier appears without an explicit format.
1992
1993 PR fortran/28201
1994 * resolve.c (resolve_generic_s): For a use_associated function,
1995 do not search for an alternative symbol in the parent name
1996 space.
1997
1998 PR fortran/20893
1999 * resolve.c (resolve_elemental_actual): New function t combine
2000 all the checks of elemental procedure actual arguments. In
2001 addition, check of array valued optional args(this PR) has
2002 been added.
2003 (resolve_function, resolve_call): Remove parts that treated
2004 elemental procedure actual arguments and call the above.
2005
2006 2006-07-14 Steven G. Kargl <kargls@comcast.net>
2007
2008 * trans-expr.c (gfc_trans_string_copy): Evaluate the string lengths
2009
2010 006-07-13 Paul Thomas <pault@gcc.gnu.org>
2011
2012 PR fortran/28353
2013 * trans-expr.c (gfc_conv_aliased_arg): Missing formal arg means
2014 that intent is INOUT (fixes regression).
2015
2016 PR fortran/25097
2017 * check.c (check_present): The only permitted reference is a
2018 full array reference.
2019
2020 PR fortran/20903
2021 * decl.c (variable_decl): Add error if a derived type is not
2022 from the current namespace if the namespace is an interface
2023 body.
2024
2025 2006-07-12 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2026
2027 PR fortran/28163
2028 * trans-expr.c (gfc_trans_string_copy): Generate inline code
2029 to perform string copying instead of calling a library function.
2030 * trans-decl.c (gfc_build_intrinsic_function_decls): Don't build
2031 decl for copy_string.
2032 * trans.h (gfor_fndecl_copy_string): Remove prototype.
2033
2034 2006-07-11 Feng Wang <fengwang@nudt.edu.cn>
2035
2036 PR fortran/28213
2037 * trans-io.c (transfer_expr): Deal with Hollerith constants used in
2038 I/O list.
2039
2040 2006-07-07 Kazu Hirata <kazu@codesourcery.com>
2041
2042 * intrinsic.texi: Fix typos.
2043
2044 2006-07-07 Paul Thomas <pault@gcc.gnu.org>
2045
2046 PR fortran/28237
2047 PR fortran/23420
2048 * io.c (resolve_tag): Any integer that is not an assigned
2049 variable is an error.
2050
2051 2006-07-06 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2052
2053 PR fortran/28129
2054 * trans-array.c (gfc_trans_array_bound_check): Add a locus
2055 argument, and use it in the error messages.
2056 (gfc_conv_array_index_offset): Donc perform bounds checking on
2057 the last dimension of assumed-size arrays.
2058
2059 2006-07-06 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2060
2061 PR fortran/27874
2062 * trans-stmt.c (compute_inner_temp_size): Don't perform bounds
2063 checking when calculating the bounds of scalarization.
2064
2065 2006-07-05 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2066
2067 PR fortran/20892
2068 * interface.c (gfc_match_interface): Don't allow dummy procedures
2069 to have a generic interface.
2070
2071 2006-07-04 Paul Thomas <pault@gcc.gnu.org>
2072
2073 PR fortran/28174
2074 * trans-array.c (gfc_conv_expr_descriptor): When building temp,
2075 ensure that the substring reference uses a new charlen.
2076 * trans-expr.c (gfc_conv_aliased_arg): Add the formal intent to
2077 the argument list, lift the treatment of missing string lengths
2078 from the above and implement the use of the intent.
2079 (gfc_conv_function_call): Add the extra argument to the call to
2080 the above.
2081
2082 PR fortran/28167
2083 * trans-array.c (get_array_ctor_var_strlen): Treat a constant
2084 substring reference.
2085 * array.c (gfc_resolve_character_array_constructor): Remove
2086 static attribute and add the gfc_ prefix, make use of element
2087 charlens for the expression and pick up constant string lengths
2088 for expressions that are not themselves constant.
2089 * gfortran.h : resolve_character_array_constructor prototype
2090 added.
2091 * resolve.c (gfc_resolve_expr): Call resolve_character_array_
2092 constructor again after expanding the constructor, to ensure
2093 that the character length is passed to the expression.
2094
2095 2006-07-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2096 Daniel Franke <franke.daniel@gmail.com>
2097
2098 * intrinsic.c (add_subroutines): Add ITIME and IDATE.
2099 * intrinsic.h (gfc_check_itime_idate,gfc_resolve_idate,
2100 fc_resolve_itime): New protos.
2101 * iresolve.c (gfc_resolve_itime, gfc_resolve_idate): New functions.
2102 * check.c (gfc_check_itime_idate): New function.
2103 * intrinsic.texi: Document the new intrinsics.
2104
2105 2006-07-03 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2106
2107 * intrinsics/date_and_time.c (itime0,idate0,itime_i4,itime_i8,
2108 idate_i4,idate_i8): New functions.
2109
2110
2111 2006-07-03 Asher Langton <langton2@llnl.gov>
2112
2113 * decl.c (match_old_style_init): Add data attribute to symbol.
2114
2115 2006-07-03 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2116
2117 * iresolve.c (gfc_resolve_cpu_time, gfc_resolve_random_number):
2118 Remove ATTRIBUTE_UNUSED for used argument.
2119
2120 2006-07-03 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2121
2122 * intrinsic.texi: Document new intrinsics.
2123
2124 2006-07-01 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
2125
2126 PR fortran/19259
2127 * parse.c (next_free): Error out on line starting with semicolon.
2128 (next_fixed): Fix formatting. Error out on line starting with
2129 semicolon.
2130
2131 2006-06-30 Kazu Hirata <kazu@codesourcery.com>
2132
2133 * check.c: Fix a comment typo.
2134
2135 2006-06-25 Paul Thomas <pault@gcc.gnu.org>
2136
2137 PR fortran/25056
2138 * interface.c (compare_actual_formal): Signal an error if the formal
2139 argument is a pure procedure and the actual is not pure.
2140
2141 PR fortran/27554
2142 * resolve.c (resolve_actual_arglist): If the type of procedure
2143 passed as an actual argument is not already declared, see if it is
2144 an intrinsic.
2145
2146 PR fortran/25073
2147 * resolve.c (resolve_select): Use bits 1 and 2 of a new int to
2148 keep track of the appearance of constant logical case expressions.
2149 Signal an error is either value appears more than once.
2150
2151 PR fortran/20874
2152 * resolve.c (resolve_fl_procedure): Signal an error if an elemental
2153 function is not scalar valued.
2154
2155 PR fortran/20867
2156 * match.c (recursive_stmt_fcn): Perform implicit typing of variables.
2157
2158 PR fortran/22038
2159 * match.c (match_forall_iterator): Mark new variables as
2160 FL_UNKNOWN if the match fails.
2161
2162 PR fortran/28119
2163 * match.c (gfc_match_forall): Remove extraneous call to
2164 gfc_match_eos.
2165
2166 PR fortran/25072
2167 * resolve.c (resolve_code, resolve_function): Rework
2168 forall_flag scheme so that it is set and has a value of
2169 2, when the code->expr (ie. the forall mask) is resolved.
2170 This is used to change "block" to "mask" in the non-PURE
2171 error message.
2172
2173 2006-06-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2174
2175 PR fortran/28081
2176 * resolve.c (resolve_substring): Don't issue out-of-bounds
2177 error messages when the range has zero size.
2178
2179 2006-06-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2180
2181 PR fortran/23862
2182 * lang-specs.h (f95-cpp-input): Pass -ffree-form to f951 unless
2183 -ffixed-form is explicitly specified.
2184
2185 2006-06-24 Paul Thomas <pault@gcc.gnu.org>
2186
2187 PR fortran/28118
2188 * trans-array.c (gfc_conv_expr_descriptor): When building temp,
2189 use the substring reference to calculate the length if the
2190 expression does not have a charlen.
2191
2192 2006-06-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2193
2194 PR fortran/28094
2195 * trans-intrinsic.c (gfc_conv_intrinsic_mod): Support cases where
2196 there is no integer kind equal to the resulting real kind.
2197 * intrinsic.c (add_functions): MODULO is not allowed as an actual
2198 argument.
2199
2200 2006-06-23 Steven G. Kargl <kargls@comcast.net>
2201
2202 PR fortran/27981
2203 * match.c (gfc_match_if): Handle errors in assignment in simple if.
2204
2205 2006-06-22 Asher Langton <langton2@llnl.gov>
2206
2207 PR fortran/24748
2208 * primary.c (gfc_match_rvalue): Don't call match_substring for
2209 implicit non-character types.
2210
2211 2006-06-22 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2212
2213 PR libfortran/26769
2214 * iresolve.c (gfc_resolve_reshape): Call reshape_r4 and
2215 reshape_r8 instead of reshape_4 and reshape_8.
2216 (gfc_resolve_transpose): Likewise for transpose.
2217
2218 2006-06-21 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2219
2220 * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_unary_op,
2221 gfc_conv_cst_int_power, gfc_conv_string_tmp,
2222 gfc_conv_function_call): Replace calls to convert on constant
2223 integer nodes by build_int_cst.
2224 * trans-stmt.c (gfc_trans_do): Likewise.
2225 * trans-io.c (set_internal_unit, transfer_namelist_element):
2226 Likewise.
2227 * trans-decl.c (build_entry_thunks): Likewise.
2228
2229 2006-06-20 Steven G. Kargl <kargls@comcast.net>
2230
2231 * simplify.c (gfc_simplify_rrspacing): Initialize and clear mpfr_t
2232 variable.
2233
2234 2006-06-20 Paul Thomas <pault@gcc.gnu.org>
2235
2236 PR fortran/25049
2237 PR fortran/25050
2238 * check.c (non_init_transformational): New function.
2239 (find_substring_ref): New function to signal use of disallowed
2240 transformational intrinsic in an initialization expression.
2241 (gfc_check_all_any): Call previous if initialization expr.
2242 (gfc_check_count): The same.
2243 (gfc_check_cshift): The same.
2244 (gfc_check_dot_product): The same.
2245 (gfc_check_eoshift): The same.
2246 (gfc_check_minloc_maxloc): The same.
2247 (gfc_check_minval_maxval): The same.
2248 (gfc_check_gfc_check_product_sum): The same.
2249 (gfc_check_pack): The same.
2250 (gfc_check_spread): The same.
2251 (gfc_check_transpose): The same.
2252 (gfc_check_unpack): The same.
2253
2254 PR fortran/18769
2255 *intrinsic.c (add_functions): Add gfc_simplify_transfer.
2256 *intrinsic.h : Add prototype for gfc_simplify_transfer.
2257 *simplify.c (gfc_simplify_transfer) : New function to act as
2258 placeholder for eventual implementation. Emit error for now.
2259
2260 PR fortran/16206
2261 * expr.c (find_array_element): Eliminate condition on length of
2262 offset. Add bounds checking. Rearrange exit. Return try and
2263 put gfc_constructor result as an argument.
2264 (find_array_section): New function.
2265 (find_substring_ref): New function.
2266 (simplify_const_ref): Add calls to previous.
2267 (simplify_parameter_variable): Return on NULL expr.
2268 (gfc_simplify_expr): Only call gfc_expand_constructor for full
2269 arrays.
2270
2271 PR fortran/20876
2272 * match.c (gfc_match_forall): Add missing locus to gfc_code.
2273
2274 2006-06-18 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2275
2276 PR fortran/26801
2277 * trans-intrinsic.c (gfc_conv_associated): Use pre and post blocks
2278 of the scalarization expression.
2279
2280 2006-06-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2281
2282 PR fortran/19310
2283 PR fortran/19904
2284 * arith.c (gfc_range_check): Return ARITH_OK if -fno-range-check. Add
2285 return of ARITH_NAN, ARITH_UNDERFLOW, and ARITH_OVERFLOW.
2286 (gfc_arith_divide): If -fno-range-check allow mpfr to divide by zero.
2287 * gfortran.h (gfc_option_t): Add new flag.
2288 * invoke.texi: Document new flag.
2289 * lang.opt: Add option -frange-check.
2290 * options.c (gfc_init_options): Initialize new flag.
2291 (gfc_handle_options): Set flag if invoked.
2292 * simplify.c (range_check): Add error messages for
2293 overflow, underflow, and other errors.
2294 * trans-const.c (gfc_conv_mpfr_to_tree): Build NaN and Inf from mpfr
2295 result.
2296
2297 2006-06-17 Karl Berry <karl@gnu.org>
2298
2299 * gfortran.texi (@dircategory): Use "Software development"
2300 instead of "Programming", following the Free Software Directory.
2301
2302 2006-06-16 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2303
2304 PR fortran/27965
2305 * trans-array.c (gfc_conv_ss_startstride): Correct the runtime
2306 conditions for bounds-checking. Check for nonzero stride.
2307 Don't check the last dimension of assumed-size arrays. Fix the
2308 dimension displayed in the error message.
2309
2310 2006-06-15 Thomas Koenig <Thomas.Koenig@online.de>
2311
2312 * trans-array.h (gfc_trans_create_temp_array): Add bool
2313 argument.
2314 * trans-arrray.c (gfc_trans_create_temp_array): Add extra
2315 argument "function" to show if we are translating a function.
2316 If we are translating a function, perform checks whether
2317 the size along any argument is negative. In that case,
2318 allocate size 0.
2319 (gfc_trans_allocate_storage): Add function argument (as
2320 false) to gfc_trans_create_temp_array call.
2321 * trans-expr.c (gfc_conv_function_call): Add function
2322 argument (as true) to gfc_trans_create_temp_array call.
2323 * trans-stmt.c (gfc_conv_elemental_dependencies): Add
2324 function argument (as false) to gfc_trans_create_temp_array
2325 call.
2326 * trans-intrinsic.c: Likewise.
2327
2328 2006-06-10 Paul Thomas <pault@gcc.gnu.org>
2329
2330 PR fortran/24558
2331 PR fortran/20877
2332 PR fortran/25047
2333 * decl.c (get_proc_name): Add new argument to flag that a
2334 module function entry is being treated. If true, correct
2335 error condition, add symtree to module namespace and add
2336 a module procedure.
2337 (gfc_match_function_decl, gfc_match_entry,
2338 gfc_match_subroutine): Use the new argument in calls to
2339 get_proc_name.
2340 * resolve.c (resolve_entries): ENTRY symbol reference to
2341 to master entry namespace if a module function.
2342 * trans-decl.c (gfc_create_module_variable): Return if
2343 the symbol is an entry.
2344 * trans-exp.c (gfc_conv_variable): Check that parent_decl
2345 is not NULL.
2346
2347 2006-06-09 Jakub Jelinek <jakub@redhat.com>
2348
2349 PR fortran/27916
2350 * trans-openmp.c (gfc_omp_clause_default_ctor): New function.
2351 * trans.h (gfc_omp_clause_default_ctor): New prototype.
2352 * f95-lang.c (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Define.
2353
2354 2006-06-08 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2355
2356 PR fortran/27958
2357 * trans-expr.c (gfc_conv_substring): If the substring start is
2358 greater than its end, the length of the substring is zero, and
2359 not negative.
2360 (gfc_trans_string_copy): Don't generate a call to
2361 _gfortran_copy_string when destination length is zero.
2362
2363 2006-06-08 Asher Langton <langton2@llnl.gov>
2364
2365 PR fortran/27786
2366 * trans-array.c (gfc_conv_array_ref): Eliminate bounds checking
2367 for assumed-size Cray pointees.
2368
2369 2006-06-08 Steven G. Kargl <kargls@comcat.net>
2370
2371 * intrinsic.c (add_subroutine): Make make_noreturn() conditional on
2372 the appropriate symbol name.
2373
2374 2006-06-07 Paul Thomas <pault@gcc.gnu.org>
2375
2376 PR fortran/23091
2377 * resolve.c (resolve_fl_variable): Error if an automatic
2378 object has the SAVE attribute.
2379
2380 PR fortran/24168
2381 * expr.c (simplify_intrinsic_op): Transfer the rank and
2382 the locus to the simplified expression.
2383
2384 PR fortran/25090
2385 PR fortran/25058
2386 * gfortran.h : Add int entry_id to gfc_symbol.
2387 * resolve.c : Add static variables current_entry_id and
2388 specification_expr.
2389 (resolve_variable): During code resolution, check if a
2390 reference to a dummy variable in an executable expression
2391 is preceded by its appearance as a parameter in an entry.
2392 Likewise check its specification expressions.
2393 (resolve_code): Update current_entry_id on EXEC_ENTRY.
2394 (resolve_charlen, resolve_fl_variable): Set and reset
2395 specifiaction_expr.
2396 (is_non_constant_shape_array): Do not return on detection
2397 of a variable but continue to resolve all the expressions.
2398 (resolve_codes): set current_entry_id to an out of range
2399 value.
2400
2401 2006-06-06 Mike Stump <mrs@apple.com>
2402
2403 * Make-lang.in: Rename to htmldir to build_htmldir to avoid
2404 installing during build.
2405
2406 2006-06-06 Paul Thomas <pault@gcc.gnu.org>
2407
2408 PR fortran/27897
2409 * match.c (gfc_match_common): Fix code typo. Remove
2410 sym->name, since sym is NULL, and replace with name.
2411
2412 2006-06-05 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2413
2414 PR libfortran/27895
2415 * resolve.c (compute_last_value_for_triplet): New function.
2416 (check_dimension): Correctly handle zero-sized array sections.
2417 Add checking on last element of array sections.
2418
2419 2006-06-05 Steven G. Kargl <kargls@comcast.net>
2420
2421 * data.c (gfc_assign_data_value): Fix comment typo. Remove
2422 a spurious return.
2423
2424 2006-06-05 Paul Thomas <pault@gcc.gnu.org>
2425
2426 PR fortran/14067
2427 * data.c (create_character_intializer): Add warning message
2428 for truncated string.
2429
2430 PR fortran/16943
2431 * symbol.c : Include flags.h.
2432 (gfc_add_type): If a procedure and types are the same do not
2433 throw an error unless standard is less than gnu or pedantic.
2434
2435 PR fortran/20839
2436 * parse.c (parse_do_block): Error if named block do construct
2437 does not have a named enddo.
2438
2439 PR fortran/27655
2440 * check.c (gfc_check_associated): Pick up EXPR_NULL for pointer
2441 as well as target and put error return at end of function.
2442
2443 2006-06-03 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2444
2445 * trans.c (gfc_msg_bounds, gfc_msg_fault, gfc_msg_wrong_return):
2446 Add strings for common runtime error messages.
2447 (gfc_trans_runtime_check): Add a locus argument, use a string
2448 and not a string tree for the message.
2449 * trans.h (gfc_trans_runtime_check): Change prototype accordingly.
2450 (gfc_msg_bounds, gfc_msg_fault, gfc_msg_wrong_return): Add proto.
2451 * trans-const.c (gfc_strconst_bounds, gfc_strconst_fault,
2452 gfc_strconst_wrong_return, gfc_strconst_current_filename): Remove.
2453 (gfc_init_constants): Likewise.
2454 * trans-const.h: Likewise.
2455 * trans-decl.c (gfc_build_builtin_function_decls): Call to
2456 _gfortran_runtime_error has only one argument, the message string.
2457 * trans-array.h (gfc_conv_array_ref): Add a symbol argument and a
2458 locus.
2459 * trans-array.c (gfc_trans_array_bound_check): Build precise
2460 error messages.
2461 (gfc_conv_array_ref): Use the new symbol argument and the locus
2462 to build more precise error messages.
2463 (gfc_conv_ss_startstride): More precise error messages.
2464 * trans-expr.c (gfc_conv_variable): Give symbol reference and
2465 locus to gfc_conv_array_ref.
2466 (gfc_conv_function_call): Use the new prototype for
2467 gfc_trans_runtime_check.
2468 * trans-stmt.c (gfc_trans_goto): Build more precise error message.
2469 * trans-io.c (set_string): Likewise.
2470 * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use new prototype
2471 for gfc_trans_runtime_check.
2472
2473 2006-06-01 Thomas Koenig <Thomas.Koenig@online.de>
2474
2475 PR fortran/27715
2476 * arith.c: Cast the characters from the strings to unsigned
2477 char to avoid values less than 0 for extended ASCII.
2478
2479 2006-06-01 Per Bothner <bothner@bothner.com>
2480
2481 * data.c (gfc_assign_data_value): Handle USE_MAPPED_LOCATION.
2482 * scanner.c (gfc_gobble_whitespace): Likewise.
2483
2484 2006-06-01 Paul Thomas <pault@gcc.gnu.org>
2485
2486 PR fortran/25098
2487 PR fortran/25147
2488 * interface.c (compare_parameter): Return 1 if the actual arg
2489 is external and the formal is a procedure.
2490 (compare_actual_formal): If the actual argument is a variable
2491 and the formal a procedure, this an error. If a gsymbol exists
2492 for a procedure of the same name, this is not yet resolved and
2493 the error is cleared.
2494
2495 * trans-intrinsic.c (gfc_conv_associated): Make provision for
2496 zero array length or zero string length contingent on presence
2497 of target, for consistency with standard.
2498
2499 2006-05-30 Asher Langton <langton2@llnl.gov>
2500
2501 * symbol.c (check_conflict): Allow external, function, and
2502 subroutine attributes with Cray pointees.
2503 * trans-expr.c (gfc_conv_function_val): Translate Cray pointees
2504 that point to procedures.
2505 * gfortran.texi: Document new feature.
2506
2507 2006-05-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2508
2509 PR fortran/27634
2510 * io.c (check_format): Add error for missing period in format
2511 specifier unless -std=legacy.
2512 * gfortran.texi: Add description of expanded namelist read and
2513 missing period in format extensions.
2514
2515 2006-05-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2516
2517 PR fortran/19777
2518 * trans-array.c (gfc_conv_array_ref): Perform out-of-bounds
2519 checking for assumed-size arrrays for all but the last dimension.
2520
2521 2006-05-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2522
2523 * invoke.texi: Change -fpackderived into -fpack-derived.
2524
2525 2006-05-29 Kazu Hirata <kazu@codesourcery.com>
2526
2527 * options.c, primary.c, resolve.c, trans-common.c: Fix typos
2528 in error messages.
2529
2530 2006-05-28 Kazu Hirata <kazu@codesourcery.com>
2531
2532 * check.c, expr.c, resolve.c, trans-common.c,
2533 trans-intrinsic.c, trans-stmt.c, trans-types.c: Fix comment typos.
2534
2535 2006-05-27 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2536
2537 PR fortran/19777
2538 * trans-array.c (gfc_conv_array_ref): Don't perform out-of-bounds
2539 checking for assumed-size arrrays.
2540
2541 2006-05-27 Paul Thomas <pault@gcc.gnu.org>
2542
2543 * trans-intrinsic.c (gfc_conv_associated): If pointer in first
2544 arguments has zero array length of zero string length, return
2545 false.
2546
2547 2006-05-26 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2548
2549 PR fortran/27524
2550 * trans-array.c (gfc_trans_dummy_array_bias): Don't use stride as
2551 a temporary variable when -fbounds-check is enabled, since its
2552 value will be needed later.
2553
2554 2006-05-26 Thomas Koenig <Thomas.Koenig@online.de>
2555
2556 PR fortran/23151
2557 * io.c (match_io): print (1,*) is an error.
2558
2559 2006-05-26 Paul Thomas <pault@gcc.gnu.org>
2560
2561 PR fortran/27709
2562 * resolve.c (find_array_spec): Add gfc_symbol, derived, and
2563 use to track repeated component references.
2564
2565 PR fortran/27155
2566 PR fortran/27449
2567 * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Use
2568 se->string_length throughout and use memcpy to populate the
2569 expression returned to the scalarizer.
2570 (gfc_size_in_bytes): New function.
2571
2572 2006-05-21 Paul Thomas <pault@gcc.gnu.org>
2573
2574 PR fortran/27613
2575 * primary.c (gfc_match_rvalue): Test if symbol represents a
2576 direct recursive function reference. Error if array valued,
2577 go to function0 otherwise.
2578
2579 2006-05-21 Paul Thomas <pault@gcc.gnu.org>
2580
2581 PR fortran/25746
2582 * interface.c (gfc_extend_assign): Use new EXEC_ASSIGN_CALL.
2583 * gfortran.h : Put EXEC_ASSIGN_CALL in enum.
2584 * trans-stmt.c (gfc_conv_elemental_dependencies): New function.
2585 (gfc_trans_call): Call it. Add new boolian argument to flag
2586 need for dependency checking. Assert intent OUT and IN for arg1
2587 and arg2.
2588 (gfc_trans_forall_1): Use new code EXEC_ASSIGN_CALL.
2589 trans-stmt.h : Modify prototype of gfc_trans_call.
2590 trans.c (gfc_trans_code): Add call for EXEC_ASSIGN_CALL.
2591 st.c (gfc_free_statement): Free actual for EXEC_ASSIGN_CALL.
2592 * dependency.c (gfc_check_fncall_dependency): Don't check other
2593 against itself.
2594
2595 PR fortran/25090
2596 * resolve.c : Remove resolving_index_expr.
2597 (entry_parameter): Remove.
2598 (gfc_resolve_expr, resolve_charlen, resolve_fl_variable): Lift
2599 calls to entry_parameter and references to resolving_index_expr.
2600
2601 PR fortran/27584
2602 * check.c (gfc_check_associated): Replace NULL assert with an
2603 error message, since it is possible to generate bad code that
2604 has us fall through to here..
2605
2606 PR fortran/19015
2607 * iresolve.c (maxloc, minloc): If DIM is not present, pass the
2608 rank of ARRAY as the shape of the result. Otherwise, pass the
2609 shape of ARRAY, less the dimension DIM.
2610 (maxval, minval): The same, when DIM is present, otherwise no
2611 change.
2612
2613 2006-05-19 H.J. Lu <hongjiu.lu@intel.com>
2614
2615 PR fortran/27662
2616 * trans-array.c (gfc_conv_expr_descriptor): Don't zero the
2617 first stride to indicate a temporary.
2618 * trans-expr.c (gfc_conv_function_call): Likewise.
2619
2620 2006-05-18 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2621 Feng Wang <fengwang@nudt.edu.cn>
2622
2623 PR fortran/27552
2624 * dump-parse-tree.c (gfc_show_expr): Deal with Hollerith constants.
2625 * data.c (create_character_intializer): Set from_H flag if character is
2626 initialized by Hollerith constant.
2627
2628 2006-05-17 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2629
2630 PR fortran/26551
2631 * resolve.c (resolve_call, resolve_function): Issue an error
2632 if a function or subroutine call is recursive but the function or
2633 subroutine wasn't declared as such.
2634
2635 2006-05-07 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2636
2637 PR fortran/26551
2638 * gfortran.dg/recursive_check_1.f: New test.
2639
2640
2641 2006-05-17 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2642
2643 PR fortran/27320
2644 * dump-parse-tree.c (gfc_show_code_node): Try harder to find the
2645 called procedure name.
2646
2647 2006-05-17 Jakub Jelinek <jakub@redhat.com>
2648
2649 PR middle-end/27415
2650 * trans-openmp.c (gfc_trans_omp_parallel_do,
2651 gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare): Set
2652 OMP_PARALLEL_COMBINED flag.
2653
2654 2006-05-16 H.J. Lu <hongjiu.lu@intel.com>
2655
2656 PR driver/26885
2657 * Make-lang.in (GFORTRAN_D_OBJS): Replace gcc.o with
2658 $(GCC_OBJS).
2659
2660 2006-05-15 Paul Thomas <pault@gcc.gnu.org>
2661
2662 PR fortran/25090
2663 * resolve.c: Static resolving_index_expr initialized.
2664 (entry_parameter): New function to emit errors for variables
2665 that are not entry parameters.
2666 (gfc_resolve_expr): Call entry_parameter, when resolving
2667 variables, if the namespace has entries and resolving_index_expr
2668 is set.
2669 (resolve_charlen): Set resolving_index_expr before the call to
2670 resolve_index_expr and reset it afterwards.
2671 (resolve_fl_variable): The same before and after the call to
2672 is_non_constant_shape_array, which ultimately makes a call to
2673 gfc_resolve_expr.
2674
2675 PR fortran/25082
2676 * resolve.c (resolve_code): Add error condition that the return
2677 expression must be scalar.
2678
2679 PR fortran/27411
2680 * matchexp.c (gfc_get_parentheses): New function.
2681 (match_primary): Remove inline code and call above.
2682 * gfortran.h: Provide prototype for gfc_get_parentheses.
2683 * resolve.c (resolve_array_ref): Call the above, when start is a
2684 derived type variable array reference.
2685
2686 2006-05-15 Jakub Jelinek <jakub@redhat.com>
2687
2688 PR fortran/27446
2689 * trans-openmp.c (gfc_trans_omp_array_reduction): Ensure
2690 OMP_CLAUSE_REDUCTION_{INIT,MERGE} are set to BIND_EXPR.
2691
2692 2006-05-14 H.J. Lu <hongjiu.lu@intel.com>
2693
2694 * Make-lang.in (fortran/options.o): Depend on $(TARGET_H).
2695
2696 2006-05-11 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2697
2698 PR fortran/27553
2699 * parse.c (next_free): Return instead of calling decode_statement
2700 upon error.
2701
2702 2006-05-10 Thomas Koenig <Thomas.Koenig@online.de>
2703
2704 PR fortran/27470
2705 * trans-array.c(gfc_array_allocate): If ref->next exists
2706 that is if there is a statement like ALLOCATE(foo%bar(2)),
2707 F95 rules require that bar should be a pointer.
2708
2709 2006-05-10 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2710
2711 PR fortran/20460
2712 * resolve.c (gfc_resolve_index): Make REAL array indices a
2713 GFC_STD_LEGACY feature.
2714
2715 2006-05-10 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2716
2717 PR fortran/24549
2718 * parse.c (reject_statement): Clear gfc_new_block.
2719
2720 2006-05-09 Steven G. Kargl <kargls@comcast.net>
2721
2722 * invoke.texi: Missed file in previous commit. Update
2723 description of -fall-intrinsics
2724
2725 2006-05-07 Steven Boscher <steven@gcc.gnu.org>
2726
2727 PR fortran/27378
2728 * parse.c (next_statement): Add check to avoid an ICE when
2729 gfc_current_locus.lb is not set.
2730
2731 2006-05-07 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
2732
2733 PR fortran/27457
2734 * match.c (match_case_eos): Error out on garbage following
2735 CASE(...).
2736
2737 2006-05-07 Paul Thomas <pault@gcc.gnu.org>
2738
2739 PR fortran/24813
2740 * trans-array.c (get_array_ctor_strlen): Remove static attribute.
2741 * trans.h: Add prototype for get_array_ctor_strlen.
2742 * trans-intrinsic.c (gfc_conv_intrinsic_len): Switch on EXPR_ARRAY
2743 and call get_array_ctor_strlen.
2744
2745 2006-05-05 Steven G. Kargl <kargls@comcast.net>
2746
2747 * invoke.texi: Update description of -fall-intrinsics
2748 * options.c (gfc_post_options): Disable -Wnonstd-intrinsics if
2749 -fall-intrinsics is used.
2750 (gfc_handle_option): Permit -Wno-nonstd-intrinsics.
2751
2752 2006-05-04 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
2753
2754 * simplify.c (ascii_table): Fix wrong entry.
2755
2756 2006-05-02 Steven G. Kargl <kargls@comcast.net>
2757
2758 PR fortran/26896
2759 * lang.opt: Fix -Wtab description
2760
2761 PR fortran/20248
2762 * lang.opt: New flag -fall-intrinsics.
2763 * invoke.texi: Document option.
2764 * gfortran.h (options_t): New member flag_all_intrinsics.
2765 * options.c (gfc_init_options, gfc_handle_option): Set new option.
2766 sort nearby misplaced options.
2767 * intrinsic.c (add_sym, make_generic, make_alias): Use it.
2768
2769 2006-05-02 Paul Thomas <pault@gcc.gnu.org>
2770
2771 PR fortran/27269
2772 * module.c: Add static flag in_load_equiv.
2773 (mio_expr_ref): Return if no symtree and in_load_equiv.
2774 (load_equiv): If any of the equivalence members have no symtree, free
2775 the equivalence and the associated expressions.
2776
2777 PR fortran/27324
2778 * trans-common.c (gfc_trans_common): Invert the order of calls to
2779 finish equivalences and gfc_commit_symbols.
2780
2781 2006-04-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2782
2783 PR fortran/25681
2784 * simplify.c (simplify_len): Character variables with constant
2785 length can be simplified.
2786
2787 2006-04-29 H.J. Lu <hongjiu.lu@intel.com>
2788
2789 PR fortran/27351
2790 * trans-array.c (gfc_conv_array_transpose): Move gcc_assert
2791 before gfc_conv_expr_descriptor.
2792
2793 2006-04-23 Paul Thomas <pault@gcc.gnu.org>
2794
2795 PR fortran/25099
2796 * resolve.c (resolve_call): Check conformity of elemental
2797 subroutine actual arguments.
2798
2799 2006-04-22 Jakub Jelinek <jakub@redhat.com>
2800
2801 PR fortran/26769
2802 * iresolve.c (gfc_resolve_reshape): Use reshape_r16 for real(16).
2803 (gfc_resolve_transpose): Use transpose_r16 for real(16).
2804
2805 2006-04-21 Paul Thomas <pault@gcc.gnu.org>
2806
2807 PR fortran/27122
2808 * resolve.c (resolve_function): Remove general restriction on auto
2809 character length function interfaces.
2810 (gfc_resolve_uops): Check restrictions on defined operator
2811 procedures.
2812 (resolve_types): Call the check for defined operators.
2813
2814 PR fortran/27113
2815 * trans-array.c (gfc_trans_array_constructor_subarray): Remove
2816 redundant gfc_todo_error.
2817 (get_array_ctor_var_strlen): Remove typo in enum.
2818
2819 2006-04-18 Bernhard Fischer <aldot@gcc.gnu.org>
2820
2821 * parse.c (next_free): Use consistent error string between
2822 free-form and fixed-form for illegal statement label of zero.
2823 (next_fixed): Use consistent warning string between free-form
2824 and fixed-form for statement labels for empty statements.
2825
2826 2006-04-18 Steve Ellcey <sje@cup.hp.com>
2827
2828 * trans-io.c (gfc_build_io_library_fndecls): Align pad.
2829
2830 2006-04-16 Thomas Koenig <Thomas.Koenig@online.de>
2831
2832 PR fortran/26017
2833 * trans-array.c(gfc_array_init_size): Introduce or_expr
2834 which is true if the size along any dimension
2835 is negative. Create a temporary variable with base
2836 name size. If or_expr is true, set the temporary to 0,
2837 to the normal size otherwise.
2838
2839 2006-04-16 Paul Thomas <pault@gcc.gnu.org>
2840
2841 PR fortran/26822
2842 * intrinsic.c (add_functions): Mark LOGICAL as elemental.
2843
2844 PR fortran/26787
2845 * expr.c (gfc_check_assign): Extend scope of error to include
2846 assignments to a procedure in the main program or, from a
2847 module or internal procedure that is not that represented by
2848 the lhs symbol. Use VARIABLE rather than l-value in message.
2849
2850 PR fortran/27096
2851 * trans-array.c (gfc_trans_deferred_array): If the backend_decl
2852 is not a descriptor, dereference and then test and use the type.
2853
2854 PR fortran/25597
2855 * trans-decl.c (gfc_trans_deferred_vars): Check if an array
2856 result, is also automatic character length. If so, process
2857 the character length.
2858
2859 PR fortran/18003
2860 PR fortran/25669
2861 PR fortran/26834
2862 * trans_intrinsic.c (gfc_walk_intrinsic_bound): Set
2863 data.info.dimen for bound intrinsics.
2864 * trans_array.c (gfc_conv_ss_startstride): Pick out LBOUND and
2865 UBOUND intrinsics and supply their shape information to the ss
2866 and the loop.
2867
2868 PR fortran/27124
2869 * trans_expr.c (gfc_trans_function_call): Add a new block, post,
2870 in to which all the argument post blocks are put. Add this block
2871 to se->pre after a byref call or to se->post, otherwise.
2872
2873 2006-04-14 Roger Sayle <roger@eyesopen.com>
2874
2875 * trans-io.c (set_string): Use fold_build2 and build_int_cst instead
2876 of build2 and convert to construct "x < 0" rather than "x <= -1".
2877
2878 2006-04-13 Richard Henderson <rth@redhat.com>
2879
2880 * trans-openmp.c (gfc_trans_omp_sections): Adjust for changed
2881 number of operands to OMP_SECTIONS.
2882
2883 2006-04-08 Kazu Hirata <kazu@codesourcery.com>
2884
2885 * gfortran.texi: Fix typos. Follow spelling conventions.
2886 * resolve.c, trans-expr.c, trans-stmt.c: Fix comment typos.
2887 Follow spelling conventions.
2888
2889 2006-04-05 Roger Sayle <roger@eyesopen.com>
2890
2891 * dependency.c (get_no_elements): Delete function.
2892 (get_deps): Delete function.
2893 (transform_sections): Delete function.
2894 (gfc_check_section_vs_section): Significant rewrite.
2895
2896 2006-04-04 H.J. Lu <hongjiu.lu@intel.com>
2897
2898 PR fortran/25619
2899 * trans-array.c (gfc_conv_expr_descriptor): Only dereference
2900 character pointer when copying temporary.
2901
2902 PR fortran/23634
2903 * trans-array.c (gfc_conv_expr_descriptor): Properly copy
2904 temporary character with non constant size.
2905
2906 2006-04-03 Paul Thomas <pault@gcc.gnu.org>
2907
2908 PR fortran/26891
2909 * trans.h: Prototype for gfc_conv_missing_dummy.
2910 * trans-expr (gfc_conv_missing_dummy): New function
2911 (gfc_conv_function_call): Call it and tidy up some of the code.
2912 * trans-intrinsic (gfc_conv_intrinsic_function_args): The same.
2913
2914 PR fortran/26976
2915 * array.c (gfc_array_dimen_size): If available, return shape[dimen].
2916 * resolve.c (resolve_function): If available, use the argument
2917 shape for the function expression.
2918 * iresolve.c (gfc_resolve_transfer): Set shape[0] = size.
2919
2920 2006-04-02 Erik Edelmann <eedelman@gcc.gnu.org>
2921
2922 * trans-array.c (gfc_trans_dealloc_allocated): Take a
2923 tree representation of the array to be deallocated as argument
2924 instead of its gfc_symbol.
2925 (gfc_trans_deferred_array): Update call to
2926 gfc_trans_dealloc_allocated.
2927 * trans-array.h (gfc_trans_dealloc_allocated): Update
2928 prototype.
2929 * trans-expr.c (gfc_conv_function_call): Update call to
2930 gfc_trans_dealloc_allocated, get indirect reference to dummy
2931 arguments.
2932
2933 2006-04-01 Roger Sayle <roger@eyesopen.com>
2934
2935 PR fortran/25270
2936 * trans-array.c (gfc_trans_allocate_array_storage): In array index
2937 calculations use gfc_index_zero_node and gfc_index_one_node instead
2938 of integer_zero_node and integer_one_node respectively.
2939 (gfc_conv_array_transpose): Likewise.
2940 (gfc_conv_ss_startstride): Likewise.
2941 (gfc_trans_dummy_array_bias): Likewise.
2942
2943 2006-04-01 Roger Sayle <roger@eyesopen.com>
2944
2945 * dependency.c (gfc_is_inside_range): Delete.
2946 (gfc_check_element_vs_section): Significant rewrite.
2947
2948 2006-04-01 Roger Sayle <roger@eyesopen.com>
2949
2950 * dependency.c (gfc_dep_compare_expr): Strip parentheses and unary
2951 plus operators when comparing expressions. Handle comparisons of
2952 the form "X+C vs. X", "X vs. X+C", "X-C vs. X" and "X vs. X-C" where
2953 C is an integer constant. Handle comparisons of the form "P+Q vs.
2954 R+S" and "P-Q vs. R-S". Handle comparisons of integral extensions
2955 specially (increasing functions) so extend(A) > extend(B), when A>B.
2956 (gfc_check_element_vs_element): Move test later, so that we ignore
2957 the fact that "A < B" or "A > B" when A or B contains a forall index.
2958
2959 2006-03-31 Asher Langton <langton2@llnl.gov>
2960
2961 PR fortran/25358
2962 * expr.c (gfc_check_assign): Allow cray pointee to be assumes-size.
2963
2964 2006-03-30 Paul Thomas <paulthomas2@wanadoo.fr>
2965 Bud Davis <bdavis9659@sbcglobal.net>
2966
2967 PR 21130
2968 * module.c (load_needed): Traverse entire tree before returning.
2969
2970 2006-03-30 Roger Sayle <roger@eyesopen.com>
2971
2972 PR middle-end/22375
2973 * trans.c (gfc_trans_runtime_check): Promote the arguments of
2974 __builtin_expect to the correct types, and the result back to
2975 boolean_type_node.
2976
2977 2006-03-29 Carlos O'Donell <carlos@codesourcery.com>
2978
2979 * Make-lang.in: Rename docdir to gcc_docdir.
2980
2981 2006-03-28 Steven G. Kargl <kargls@comcast.net>
2982
2983 * intrinsic.texi: s/floor/float in previous commit.
2984
2985 2006-03-28 Paul Thomas <pault@gcc.gnu.org>
2986
2987 PR fortran/26779
2988 * resolve.c (resolve_fl_procedure): Do not check the access of
2989 derived types for internal procedures.
2990
2991 2006-03-27 Jakub Jelinek <jakub@redhat.com>
2992
2993 * io.c (check_io_constraints): Don't look at
2994 dt->advance->value.charater.string, unless it is a CHARACTER
2995 constant.
2996
2997 * f95-lang.c (gfc_get_alias_set): New function.
2998 (LANG_HOOKS_GET_ALIAS_SET): Define.
2999
3000 2006-03-25 Steven G. Kargl <kargls@comcast.net>
3001
3002 PR fortran/26816
3003 * intrinsic.c (add_functions): Allow FLOAT to accept all integer kinds.
3004 * intrinsic.texi: Document FLOAT.
3005
3006 2006-03-25 Thomas Koenig <Thomas.Koenig@online.de>
3007
3008 PR fortran/26769
3009 * iresolve.c (gfc_resolve_reshape): Remove doubling of
3010 kind for complex. For real(kind=10), call reshape_r10.
3011 (gfc_resolve_transpose): For real(kind=10), call
3012 transpose_r10.
3013
3014 2006-03-25 Roger Sayle <roger@eyesopen.com>
3015
3016 * dependency.c (gfc_check_dependency): Improve handling of pointers;
3017 Two variables of different types can't have a dependency, and two
3018 variables with the same symbol are equal, even if pointers.
3019
3020 2006-03-24 Roger Sayle <roger@eyesopen.com>
3021
3022 * gfortran.h (gfc_symbol): Add a new "forall_index" bit field.
3023 * match.c (match_forall_iterator): Set forall_index field on
3024 the iteration variable's symbol.
3025 * dependency.c (contains_forall_index_p): New function to
3026 traverse a gfc_expr to check whether it contains a variable
3027 with forall_index set in it's symbol.
3028 (gfc_check_element_vs_element): Return GFC_DEP_EQUAL for scalar
3029 constant expressions that don't variables used as FORALL indices.
3030
3031 2006-03-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3032
3033 PR driver/22600
3034 * error.c (gfc_fatal_error): Return ICE_EXIT_CODE instead of 4.
3035
3036 2006-03-22 Thomas Koenig <Thomas.Koenig@online.de>
3037
3038 PR fortran/19303
3039 * gfortran.h (gfc_option_t): Add record_marker.
3040 * lang.opt: Add -frecord-marker=4 and -frecord-marker=8.
3041 * trans-decl.c: Add gfor_fndecl_set_record_marker.
3042 (gfc_build_builtin_function_decls): Set
3043 gfor_fndecl_set_record_marker.
3044 (gfc_generate_function_code): If we are in the main program
3045 and -frecord-marker was provided, call set_record_marker.
3046 * options.c (gfc_handle_option): Add handling for
3047 -frecord-marker=4 and -frecord-marker=8.
3048 * invoke.texi: Document -frecord-marker.
3049
3050 2006-03-22 Paul Thomas <pault@gcc.gnu.org>
3051
3052 PR fortran/17298
3053 * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): New
3054 function to implement array valued TRANSFER intrinsic.
3055 (gfc_conv_intrinsic_function): Call the new function if TRANSFER
3056 and non-null se->ss.
3057 (gfc_walk_intrinsic_function): Treat TRANSFER as one of the
3058 special cases by calling gfc_walk_intrinsic_libfunc directly.
3059
3060 2006-03-21 Toon Moene <toon@moene.indiv.nluug.nl>
3061
3062 * options.c (gfc_init_options): Initialize
3063 flag_argument_noalias to 3.
3064
3065 2006-03-20 Thomas Koenig <Thomas.Koenig@online.de>
3066
3067 PR fortran/20935
3068 * iresolve.c (gfc_resolve_maxloc): If mask is scalar,
3069 prefix the function name with an "s". If the mask is scalar
3070 or if its kind is smaller than gfc_default_logical_kind,
3071 coerce it to default kind.
3072 (gfc_resolve_maxval): Likewise.
3073 (gfc_resolve_minloc): Likewise.
3074 (gfc_resolve_minval): Likewise.
3075 (gfc_resolve_product): Likewise.
3076 (gfc_resolve_sum): Likewise.
3077
3078 2006-03-19 Paul Thomas <pault@gcc.gnu.org>
3079
3080 PR fortran/26741
3081 *expr.c (external_spec_function): Permit elemental functions.
3082
3083 PR fortran/26716
3084 *interface.c (compare_actual_formal): Detect call for procedure
3085 usage and require rank checking, in this case, for assumed shape
3086 and deferred shape arrays.
3087 (gfc_procedure_use): Revert to pre-PR25070 call to
3088 compare_actual_formal that does not require rank checking..
3089
3090 2006-03-16 Roger Sayle <roger@eyesopen.com>
3091
3092 * gfortran.h (gfc_equiv_info): Add length field.
3093 * trans-common.c (copy_equiv_list_to_ns): Set the length field.
3094 * dependency.c (gfc_are_equivalenced_arrays): Use both the offset
3095 and length fields to determine whether the two equivalenced symbols
3096 overlap in memory.
3097
3098 2006-03-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3099
3100 PR fortran/19101
3101 * gfortran.h: Add warn_ampersand.
3102 * invoke.texi: Add documentation for new option.
3103 * lang.opt: Add Wampersand.
3104 * options.c (gfc_init_options): Initialize warn_ampersand.
3105 (gfc_post_options): Set the warn if pedantic.
3106 (set_Wall): Set warn_ampersand.
3107 (gfc_handle_option: Add Wampersand for itself, -std=f95, and -std=f2003.
3108 * scanner.c (gfc_next_char_literal): Add test for missing '&' in
3109 continued character constant and give warning if missing.
3110
3111 2006-03-14 Steven G. Kargl <kargls@comcast.net>
3112
3113 PR 18537
3114 * gfortran.h: Wrap Copyright line.
3115 (gfc_option_t): add warn_tabs member.
3116 * lang.opt: Update Coyright year. Add the Wtabs.
3117 * invoke.texi: Document -Wtabs.
3118 * scanner.c (gfc_gobble_whitespace): Use warn_tabs. Add linenum to
3119 suppress multiple warnings.
3120 (load_line): Use warn_tabs. Add linenum, current_line, seen_comment
3121 to suppress multiple warnings.
3122 * options.c (gfc_init_options): Initialize warn_tabs.
3123 (set_Wall): set warn_tabs for -Wall.
3124 (gfc_post_options): Adjust flag_tabs depending on -pedantic.
3125 (gfc_handle_option): Process command-line option -W[no-]tabs
3126
3127 2006-03-13 Paul Thomas <pault@gcc.gnu.org>
3128
3129 PR fortran/25378
3130 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Set the initial position to zero and
3131 modify the condition for updating it, to implement the F2003 requirement for all(mask)
3132 is false.
3133
3134 2006-03-13 Jakub Jelinek <jakub@redhat.com>
3135
3136 * trans-openmp.c (gfc_trans_omp_variable): Handle references
3137 to parent result.
3138 * trans-expr.c (gfc_conv_variable): Remove useless setting
3139 of parent_flag, formatting.
3140
3141 * trans-decl.c (gfc_get_fake_result_decl): Re-add setting of
3142 GFC_DECL_RESULT flag.
3143
3144 2006-03-11 Roger Sayle <roger@eyesopen.com>
3145
3146 * dependency.c (gfc_dep_compare_expr) <EXPR_OP>: Allow unary and
3147 binary operators to compare equal if their operands are equal.
3148 <EXPR_FUNCTION>: Allow "constant" intrinsic conversion functions
3149 to compare equal, if their operands are equal.
3150
3151 2006-03-11 Erik Edelmann <eedelman@gcc.gnu.org>
3152
3153 * symbol.c (check_conflict): Allow allocatable function results,
3154 except for elemental functions.
3155 * trans-array.c (gfc_trans_allocate_temp_array): Rename to ...
3156 (gfc_trans_create_temp_array): ... this, and add new argument
3157 callee_alloc.
3158 (gfc_trans_array_constructor, gfc_conv_loop_setup): Update call
3159 to gfc_trans_allocate_temp_array.
3160 * trans-array.h (gfc_trans_allocate_temp_array): Update prototype.
3161 * trans-expr.c (gfc_conv_function_call): Use new arg of
3162 gfc_trans_create_temp_array avoid pre-allocation of temporary
3163 result variables of pointer AND allocatable functions.
3164 (gfc_trans_arrayfunc_assign): Return NULL for allocatable
3165 functions.
3166 * resolve.c (resolve_symbol): Copy value of 'allocatable' attribute
3167 from sym->result to sym.
3168
3169 2006-03-09 Erik Edelmann <eedelman@gcc.gnu.org>
3170
3171 * trans-expr.c (gfc_add_interface_mapping): Copy 'allocatable'
3172 attribute from sym to new_sym. Call build_fold_indirect_ref()
3173 for allocatable arguments.
3174
3175 2006-03-09 Paul Thomas <pault@gcc.gnu.org>
3176
3177 PR fortran/26257
3178 * trans-array.c (gfc_conv_expr_descriptor): Exclude calculation of
3179 the offset and data when se->data_not_needed is set.
3180 * trans.h: Include the data_not_need bit in gfc_se.
3181 * trans-intrinsic.c (gfc_conv_intrinsic_size): Set it for SIZE.
3182
3183 2006-03-06 Paul Thomas <pault@gcc.gnu.org>
3184 Erik Edelmann <eedelman@gcc.gnu.org>
3185
3186 * trans-array.c (gfc_trans_dealloc_allocated): New function.
3187 (gfc_trans_deferred_array): Use it, instead of inline code.
3188 * trans-array.h: Prototype for gfc_trans_dealloc_allocated().
3189 * trans-expr.c (gfc_conv_function_call): Deallocate allocated
3190 ALLOCATABLE, INTENT(OUT) arguments upon procedure entry.
3191
3192 2006-03-06 Paul Thomas <pault@gcc.gnu.org>
3193
3194 PR fortran/26107
3195 * resolve.c (resolve_function): Add name after test for pureness.
3196
3197 PR fortran/19546
3198 * trans-expr.c (gfc_conv_variable): Detect reference to parent result,
3199 store current_function_decl, replace with parent, whilst calls are
3200 made to gfc_get_fake_result_decl, and restore afterwards. Signal this
3201 to gfc_get_fake_result_decl with a new argument, parent_flag.
3202 * trans-stmt.c (gfc_trans_return): gfc_get_fake_result_decl 2nd arg
3203 is set to zero.
3204 * trans.h: Add parent_flag to gfc_get_fake_result_decl prototype.
3205 * trans-decl.c (gfc_get_fake_result_decl): On parent_flag, being set,
3206 add decl to parent function. Replace refs to current_fake_result_decl
3207 with refs to this_result_decl.
3208 (gfc_generate_function_code): Null parent_fake_result_decl before the
3209 translation of code for contained procedures. Set parent_flag to zero
3210 in call to gfc_get_fake_result_decl.
3211 * trans-intrinsic.c (gfc_conv_intrinsic_len): The same.
3212
3213 2006-03-05 Steven G. Kargl <kargls@comcast.net>
3214
3215 * simplify.c (gfc_simplify_verify): Fix return when SET=''.
3216
3217 2006-03-05 Erik Edelmann <eedelman@gcc.gnu.org>
3218
3219 PR fortran/16136
3220 * symbol.c (conf_std): New macro.
3221 (check_conflict): Use it to allow ALLOCATABLE dummy
3222 arguments for F2003.
3223 * trans-expr.c (gfc_conv_function_call): Pass the
3224 address of the array descriptor when dummy argument is
3225 ALLOCATABLE.
3226 * interface.c (compare_allocatable): New function.
3227 (compare_actual_formal): Use it.
3228 * resolve.c (resolve_deallocate_expr,
3229 resolve_allocate_expr): Check that INTENT(IN) variables
3230 aren't (de)allocated.
3231 * gfortran.texi (Fortran 2003 status): List ALLOCATABLE
3232 dummy arguments as supported.
3233
3234 2006-03-03 Roger Sayle <roger@eyesopen.com>
3235
3236 * dependency.c (gfc_check_element_vs_element): Revert last change.
3237
3238 2006-03-03 Roger Sayle <roger@eyesopen.com>
3239
3240 * dependency.c (gfc_check_element_vs_element): Consider two
3241 unordered scalar subscripts as (potentially) equal.
3242
3243 2006-03-03 Roger Sayle <roger@eyesopen.com>
3244
3245 * dependency.c (gfc_check_dependency): Call gfc_dep_resolver to
3246 check whether two array references have a dependency.
3247 (gfc_check_element_vs_element): Assume lref and rref must be
3248 REF_ARRAYs. If gfc_dep_compare_expr returns -2, assume these
3249 references could potentially overlap.
3250 (gfc_dep_resolver): Whitespace and comment tweaks. Assume a
3251 dependency if the references have different depths. Rewrite
3252 final term to clarrify we only have a dependency for overlaps.
3253
3254 2006-03-03 Thomas Koenig <Thomas.Koenig@online.de>
3255
3256 PR fortran/25031
3257 * trans-array.h: Adjust gfc_array_allocate prototype.
3258 * trans-array.c (gfc_array_allocate): Change type of
3259 gfc_array_allocatate to bool. Function returns true if
3260 it operates on an array. Change second argument to gfc_expr.
3261 Find last reference in chain.
3262 If the function operates on an allocatable array, emit call to
3263 allocate_array() or allocate64_array().
3264 * trans-stmt.c (gfc_trans_allocate): Code to follow to last
3265 reference has been moved to gfc_array_allocate.
3266 * trans.h: Add declaration for gfor_fndecl_allocate_array and
3267 gfor_fndecl_allocate64_array.
3268 (gfc_build_builtin_function_decls): Add gfor_fndecl_allocate_array
3269 and gfor_fndecl_allocate64_array.
3270
3271 2006-03-01 Roger Sayle <roger@eyesopen.com>
3272
3273 * trans-stmt.c (generate_loop_for_temp_to_lhs): Add an additional
3274 INVERT argument to invert the sense of the WHEREMASK argument.
3275 Remove unneeded code to AND together a list of masks.
3276 (generate_loop_for_rhs_to_temp): Likewise.
3277 (gfc_trans_assign_need_temp): Likewise.
3278 (gfc_trans_forall_1): Likewise.
3279 (gfc_evaluate_where_mask): Likewise, add a new INVERT argument
3280 to specify the sense of the MASK argument.
3281 (gfc_trans_where_assign): Likewise.
3282 (gfc_trans_where_2): Likewise. Restructure code that decides
3283 whether we need to allocate zero, one or two temporary masks.
3284 If this is a top-level WHERE (i.e. the incoming MASK is NULL),
3285 we only need to allocate at most one temporary mask, and can
3286 invert it's sense to provide the complementary pending execution
3287 mask. Only calculate the size of the required temporary arrays
3288 if we need any.
3289 (gfc_trans_where): Update call to gfc_trans_where_2.
3290
3291 2006-03-01 Paul Thomas <pault@gcc.gnu.org>
3292
3293 * iresolve.c (gfc_resolve_dot_product): Remove any difference in
3294 treatment of logical types.
3295 * trans-intrinsic.c (gfc_conv_intrinsic_dot_product): New function.
3296
3297 PR fortran/26393
3298 * trans-decl.c (gfc_get_symbol_decl): Extend condition that symbols
3299 must be referenced to include unreferenced symbols in an interface
3300 body.
3301
3302 PR fortran/20938
3303 * trans-array.c (gfc_conv_resolve_dependencies): Add call to
3304 gfc_are_equivalenced_arrays.
3305 * symbol.c (gfc_free_equiv_infos, gfc_free_equiv_lists): New
3306 functions. (gfc_free_namespace): Call them.
3307 * trans-common.c (copy_equiv_list_to_ns): New function.
3308 (add_equivalences): Call it.
3309 * gfortran.h: Add equiv_lists to gfc_namespace and define
3310 gfc_equiv_list and gfc_equiv_info.
3311 * dependency.c (gfc_are_equivalenced_arrays): New function.
3312 (gfc_check_dependency): Call it.
3313 * dependency.h: Prototype for gfc_are_equivalenced_arrays.
3314
3315 2006-03-01 Roger Sayle <roger@eyesopen.com>
3316
3317 * dependency.c (gfc_is_same_range): Compare the stride, lower and
3318 upper bounds when testing array reference ranges for equality.
3319 (gfc_check_dependency): Fix indentation whitespace.
3320 (gfc_check_element_vs_element): Likewise.
3321 (gfc_dep_resolver): Likewise.
3322
3323 2006-02-28 Thomas Koenig <Thomas.Koenig@online.de>
3324
3325 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc):
3326 If the mask expression exists and has rank 0, enclose the
3327 generated loop in an "if (mask)". Put the default
3328 initialization into the else branch.
3329
3330 2006-02-25 Thomas Koenig <Thomas.Koenig@online.de>
3331
3332 PR fortran/23092
3333 * trans-intrinsic.c (gfc_conv_intrinsic_arith): If the
3334 mask expression exists and has rank 0, enclose the generated
3335 loop in an "if (mask)".
3336 * (gfc_conv_intrinsic_minmaxloc): Likewise.
3337
3338 2006-02-24 Paul Thomas <pault@gcc.gnu.org>
3339
3340 PR fortran/26409
3341 * resolve.c (resolve_contained_functions, resolve_types,
3342 gfc_resolve): Revert patch of 2006-02-19.
3343
3344 2006-02-24 Paul Thomas <pault@gcc.gnu.org>
3345
3346 PR fortran/24519
3347 * dependency.c (gfc_is_same_range): Correct typo.
3348 (gfc_check_section_vs_section): Call gfc_is_same_range.
3349
3350 PR fortran/25395
3351 * trans-common.c (add_equivalences): Add a new flag that is set when
3352 an equivalence is seen that prevents more from being reset until the
3353 start of a new traversal of the list, thus ensuring completion of
3354 all the equivalences.
3355
3356 2006-02-23 Erik Edelmann <eedelman@gcc.gnu.org>
3357
3358 * module.c (read_module): Remove redundant code lines.
3359
3360 2006-02-20 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
3361 * Make-lang.in (FORTRAN): Remove
3362 (.PHONY): Remove F95 and f95. Add fortran
3363
3364 2006-02-20 Roger Sayle <roger@eyesopen.com>
3365
3366 * trans-stmt.c (gfc_trans_where_2): Avoid updating unused current
3367 execution mask for empty WHERE/ELSEWHERE clauses. Don't allocate
3368 temporary mask arrays if they won't be used.
3369
3370 2006-02-20 Roger Sayle <roger@eyesopen.com>
3371
3372 * trans-stmt.c (gfc_trans_where_assign): Remove code to handle
3373 traversing a linked list of MASKs. The MASK is now always a
3374 single element requiring no ANDing during the assignment.
3375
3376 2006-02-19 Thomas Koenig <Thomas.Koenig@online.de>
3377
3378 * gfortran.texi: Document environment variables which
3379 influence runtime behavior.
3380
3381 2006-02-19 H.J. Lu <hongjiu.lu@intel.com>
3382
3383 * resolve.c (resolve_contained_functions): Call resolve_entries
3384 first.
3385 (resolve_types): Remove calls to resolve_entries and
3386 resolve_contained_functions.
3387 (gfc_resolve): Call resolve_contained_functions.
3388
3389 2006-02-19 Erik Edelmann <eedelman@gcc.gnu.org>
3390
3391 PR fortran/26201
3392 * intrinsic.c (gfc_convert_type_warn): Call
3393 gfc_intrinsic_symbol() on the newly created symbol.
3394
3395 2006-02-19 Paul Thomas <pault@gcc.gnu.org>
3396
3397 PR fortran/25054
3398 * resolve.c (is_non_constant_shape_array): New function.
3399 (resolve_fl_variable): Remove code for the new function and call it.
3400 (resolve_fl_namelist): New function. Add test for namelist array
3401 with non-constant shape, using is_non_constant_shape_array.
3402 (resolve_symbol): Remove code for resolve_fl_namelist and call it.
3403
3404 PR fortran/25089
3405 * match.c (match_namelist): Increment the refs field of an accepted
3406 namelist object symbol.
3407 * resolve.c (resolve_fl_namelist): Test namelist objects for a conflict
3408 with contained or module procedures.
3409
3410 2006-02-18 Roger Sayle <roger@eyesopen.com>
3411
3412 * trans-stmt.c (struct temporary_list): Delete.
3413 (gfc_trans_where_2): Major reorganization. Remove no longer needed
3414 TEMP argument. Allocate and deallocate the control mask and
3415 pending control mask locally.
3416 (gfc_trans_forall_1): Delete TEMP local variable, and update
3417 call to gfc_trans_where_2. No need to deallocate arrays after.
3418 (gfc_evaluate_where_mask): Major reorganization. Change return
3419 type to void. Pass in parent execution mask, MASK, and two
3420 already allocated mask arrays CMASK and PMASK. On return
3421 CMASK := MASK & COND, PMASK := MASK & !COND. MASK, CMASK and
3422 CMASK may all be NULL, or refer to the same temporary arrays.
3423 (gfc_trans_where): Update call to gfc_trans_where_2. We no
3424 longer need a TEMP variable or to deallocate temporary arrays
3425 allocated by gfc_trans_where_2.
3426
3427 2006-02-18 Danny Smith <dannysmith@users.sourceforeg.net>
3428
3429 * gfortran.h (gfc_add_attribute): Change uint to unsigned int.
3430 * symbol.c (gfc_add_attribute): Likewise for definition.
3431 * resolve.c (resolve_global_procedure): Likewise for variable 'type'.
3432
3433 2006-02-17 Richard Sandiford <richard@codesourcery.com>
3434
3435 * trans-common.c: Include rtl.h earlier.
3436 * trans-decl.c: Likewise.
3437
3438 2006-02-16 Jakub Jelinek <jakub@redhat.com>
3439
3440 PR fortran/26224
3441 * parse.c (parse_omp_do, parse_omp_structured_block): Call
3442 gfc_commit_symbols and gfc_warning_check.
3443
3444 * openmp.c (resolve_omp_clauses): Add a dummy case label to workaround
3445 PR middle-end/26316.
3446
3447 2006-02-16 Paul Thomas <pault@gcc.gnu.org>
3448
3449 PR fortran/24557
3450 * trans-expr.c (gfc_add_interface_mapping): Use the actual argument
3451 for character(*) arrays, rather than casting to the type and kind
3452 parameters of the formal argument.
3453
3454 2006-02-15 Toon Moene <toon@moene.indiv.nluug.nl>
3455
3456 PR fortran/26054
3457 * options.c: Do not warn for Fortran 2003 features by default.
3458
3459 2006-02-15 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
3460
3461 * check.c: Update copyright years.
3462
3463 * check.c (gfc_check_minloc_maxloc, check_reduction): Don't call
3464 dim_range_check on not-present optional dim argument.
3465
3466 2006-02-15 Jakub Jelinek <jakub@redhat.com>
3467
3468 PR libgomp/25938
3469 PR libgomp/25984
3470 * Make-lang.in (install-finclude-dir): New goal.
3471 (fortran.install-common): Depend on install-finclude-dir.
3472 * lang-specs.h: If not -nostdinc, add -I finclude.
3473
3474 2006-02-14 Thomas Koenig <Thomas.Koenig@online.de>
3475
3476 PR fortran/25045
3477 * check.c (dim_check): Perform all checks if dim is optional.
3478 (gfc_check_minloc_maxloc): Use dim_check and dim_rank_check
3479 to check dim argument.
3480 (check_reduction): Likewise.
3481
3482 2006-02-14 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
3483
3484 PR fortran/26277
3485 * io.c (match_ltag): Mark label as referenced.
3486
3487 2006-02-14 Jakub Jelinek <jakub@redhat.com>
3488 Richard Henderson <rth@redhat.com>
3489 Diego Novillo <dnovillo@redhat.com>
3490
3491 * invoke.texi: Document -fopenmp.
3492 * gfortran.texi (Extensions): Document OpenMP.
3493
3494 Backport from gomp-20050608-branch
3495 * trans-openmp.c: Call build_omp_clause instead of
3496 make_node when creating OMP_CLAUSE_* trees.
3497 (gfc_trans_omp_reduction_list): Remove argument 'code'.
3498 Adjust all callers.
3499
3500 * trans.h (build4_v): Define.
3501 * trans-openmp.c: Call build4_v to create OMP_PARALLEL nodes.
3502 Call build3_v to create OMP_SECTIONS nodes.
3503
3504 PR fortran/25162
3505 * openmp.c (gfc_match_omp_variable_list): Call gfc_set_sym_referenced
3506 on all symbols added to the variable list.
3507
3508 * openmp.c (gfc_match_omp_clauses): Fix check for non-INTRINSIC
3509 procedure symbol in REDUCTION.
3510
3511 * trans-openmp.c (gfc_trans_omp_array_reduction): Use gfc_add
3512 for MINUS_EXPR OMP_CLAUSE_REDUCTION_CODE.
3513
3514 * trans-openmp.c (gfc_trans_omp_do): Add PBLOCK argument. If PBLOCK
3515 is non-NULL, evaluate INIT/COND/INCR and chunk size expressions in
3516 that statement block.
3517 (gfc_trans_omp_parallel_do): Pass non-NULL PBLOCK to gfc_trans_omp_do
3518 for non-ordered non-static combined loops.
3519 (gfc_trans_omp_directive): Pass NULL PBLOCK to gfc_trans_omp_do.
3520
3521 * openmp.c: Include target.h and toplev.h.
3522 (gfc_match_omp_threadprivate): Emit diagnostic if target does
3523 not support TLS.
3524 * Make-lang.in (fortran/openmp.o): Add dependencies on
3525 target.h and toplev.h.
3526
3527 * trans-decl.c (gfc_get_fake_result_decl): Set GFC_DECL_RESULT.
3528 * trans-openmp.c (gfc_omp_privatize_by_reference): Make
3529 DECL_ARTIFICIAL vars predetermined shared except GFC_DECL_RESULT.
3530 (gfc_omp_disregard_value_expr): Handle GFC_DECL_RESULT.
3531 (gfc_trans_omp_variable): New function.
3532 (gfc_trans_omp_variable_list, gfc_trans_omp_reduction_list): Use it.
3533 * trans.h (GFC_DECL_RESULT): Define.
3534
3535 * trans-openmp.c (gfc_omp_firstprivatize_type_sizes): New function.
3536 * f95-lang.c (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
3537 * trans.h (gfc_omp_firstprivatize_type_sizes): New prototype.
3538
3539 * trans-openmp.c (gfc_omp_privatize_by_reference): Return
3540 true if a pointer has GFC_DECL_SAVED_DESCRIPTOR set.
3541 (gfc_trans_omp_array_reduction, gfc_trans_omp_reduction_list): New
3542 functions.
3543 (gfc_trans_omp_clauses): Add WHERE argument. Call
3544 gfc_trans_omp_reduction_list rather than gfc_trans_omp_variable_list
3545 for reductions.
3546 (gfc_trans_omp_do, gfc_trans_omp_parallel, gfc_trans_omp_parallel_do,
3547 gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare,
3548 gfc_trans_omp_sections, gfc_trans_omp_single): Adjust
3549 gfc_trans_omp_clauses callers.
3550
3551 * openmp.c (omp_current_do_code): New var.
3552 (gfc_resolve_omp_do_blocks): New function.
3553 (gfc_resolve_omp_parallel_blocks): Call it.
3554 (gfc_resolve_do_iterator): Add CODE argument. Don't propagate
3555 predetermination if argument is !$omp do or !$omp parallel do
3556 iteration variable.
3557 * resolve.c (resolve_code): Call gfc_resolve_omp_do_blocks
3558 for EXEC_OMP_DO. Adjust gfc_resolve_do_iterator caller.
3559 * fortran.h (gfc_resolve_omp_do_blocks): New prototype.
3560 (gfc_resolve_do_iterator): Add CODE argument.
3561
3562 * trans.h (gfc_omp_predetermined_sharing,
3563 gfc_omp_disregard_value_expr, gfc_omp_private_debug_clause): New
3564 prototypes.
3565 (GFC_DECL_COMMON_OR_EQUIV, GFC_DECL_CRAY_POINTEE): Define.
3566 * trans-openmp.c (gfc_omp_predetermined_sharing,
3567 gfc_omp_disregard_value_expr, gfc_omp_private_debug_clause): New
3568 functions.
3569 * trans-common.c (build_equiv_decl, build_common_decl,
3570 create_common): Set GFC_DECL_COMMON_OR_EQUIV flag on the decls.
3571 * trans-decl.c (gfc_finish_cray_pointee): Set GFC_DECL_CRAY_POINTEE
3572 on the decl.
3573 * f95-lang.c (LANG_HOOKS_OMP_PREDETERMINED_SHARING,
3574 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
3575 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE): Define.
3576
3577 * openmp.c (resolve_omp_clauses): Remove extraneous comma.
3578
3579 * symbol.c (check_conflict): Add conflict between cray_pointee and
3580 threadprivate.
3581 * openmp.c (gfc_match_omp_threadprivate): Fail if
3582 gfc_add_threadprivate returned FAILURE.
3583 (resolve_omp_clauses): Diagnose Cray pointees in SHARED,
3584 {,FIRST,LAST}PRIVATE and REDUCTION clauses and Cray pointers in
3585 {FIRST,LAST}PRIVATE and REDUCTION clauses.
3586
3587 * resolve.c (omp_workshare_flag): New variable.
3588 (resolve_function): Diagnose use of non-ELEMENTAL user defined
3589 function in WORKSHARE construct.
3590 (resolve_code): Cleanup forall_save use. Make sure omp_workshare_flag
3591 is set to correct value in different contexts.
3592
3593 * openmp.c (resolve_omp_clauses): Replace %s with '%s' when printing
3594 variable name.
3595 (resolve_omp_atomic): Likewise.
3596
3597 PR fortran/24493
3598 * scanner.c (skip_free_comments): Set at_bol at the beginning of the
3599 loop, not before it.
3600 (skip_fixed_comments): Handle ! comments in the middle of line here
3601 as well.
3602 (gfc_skip_comments): Use skip_fixed_comments for FIXED_FORM even if
3603 not at BOL.
3604 (gfc_next_char_literal): Fix expected canonicalized *$omp string.
3605
3606 * trans-openmp.c (gfc_trans_omp_do): Use make_node and explicit
3607 initialization to build OMP_FOR instead of build.
3608
3609 * trans-decl.c (gfc_gimplify_function): Invoke
3610 diagnose_omp_structured_block_errors.
3611
3612 * trans-openmp.c (gfc_trans_omp_master): Use OMP_MASTER.
3613 (gfc_trans_omp_ordered): Use OMP_ORDERED.
3614
3615 * gfortran.h (gfc_resolve_do_iterator, gfc_resolve_blocks,
3616 gfc_resolve_omp_parallel_blocks): New prototypes.
3617 * resolve.c (resolve_blocks): Renamed to...
3618 (gfc_resolve_blocks): ... this. Remove static.
3619 (gfc_resolve_forall): Adjust caller.
3620 (resolve_code): Only call gfc_resolve_blocks if code->block != 0
3621 and not for EXEC_OMP_PARALLEL* directives. Call
3622 gfc_resolve_omp_parallel_blocks for EXEC_OMP_PARALLEL* directives.
3623 Call gfc_resolve_do_iterator if resolved successfully EXEC_DO
3624 iterator.
3625 * openmp.c: Include pointer-set.h.
3626 (omp_current_ctx): New variable.
3627 (gfc_resolve_omp_parallel_blocks, gfc_resolve_do_iterator): New
3628 functions.
3629 * Make-lang.in (fortran/openmp.o): Depend on pointer-set.h.
3630
3631 * openmp.c (gfc_match_omp_clauses): For max/min/iand/ior/ieor,
3632 look up symbol if it exists, use its name instead and, if it is not
3633 INTRINSIC, issue diagnostics.
3634
3635 * parse.c (parse_omp_do): Handle implied end do properly.
3636 (parse_executable): If parse_omp_do returned ST_IMPLIED_ENDDO,
3637 return it instead of continuing.
3638
3639 * trans-openmp.c (gfc_trans_omp_critical): Update for changed
3640 operand numbering.
3641 (gfc_trans_omp_do, gfc_trans_omp_parallel, gfc_trans_omp_parallel_do,
3642 gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare,
3643 gfc_trans_omp_sections, gfc_trans_omp_single): Likewise.
3644
3645 * trans.h (gfc_omp_privatize_by_reference): New prototype.
3646 * f95-lang.c (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Redefine
3647 to gfc_omp_privatize_by_reference.
3648 * trans-openmp.c (gfc_omp_privatize_by_reference): New function.
3649
3650 * trans-stmt.h (gfc_trans_omp_directive): Add comment.
3651
3652 * openmp.c (gfc_match_omp_variable_list): Add ALLOW_COMMON argument.
3653 Disallow COMMON matching if it is set.
3654 (gfc_match_omp_clauses, gfc_match_omp_flush): Adjust all callers.
3655 (resolve_omp_clauses): Show locus in error messages. Check that
3656 variable types in reduction clauses are appropriate for reduction
3657 operators.
3658
3659 * resolve.c (resolve_symbol): Don't error if a threadprivate module
3660 variable isn't SAVEd.
3661
3662 * trans-openmp.c (gfc_trans_omp_do): Put count into BLOCK, not BODY.
3663 Fix typo in condition. Fix DOVAR initialization.
3664
3665 * openmp.c (gfc_match_omp_clauses): Match min/iand/ior/ieor
3666 rather than .min. etc.
3667
3668 * trans-openmpc.c (omp_not_yet): Remove.
3669 (gfc_trans_omp_parallel_do): Keep listprivate clause on parallel.
3670 Force creation of BIND_EXPR around the workshare construct.
3671 (gfc_trans_omp_parallel_sections): Likewise.
3672 (gfc_trans_omp_parallel_workshare): Likewise.
3673
3674 * types.def (BT_I16, BT_FN_I16_VPTR_I16,
3675 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
3676
3677 * trans-openmp.c (gfc_trans_omp_clauses): Create OMP_CLAUSE_DEFAULT.
3678 (gfc_trans_omp_code): New function.
3679 (gfc_trans_omp_do): Use it, remove omp_not_yet uses.
3680 (gfc_trans_omp_parallel, gfc_trans_omp_single): Likewise.
3681 (gfc_trans_omp_sections): Likewise. Only treat empty last section
3682 specially if lastprivate clause is present.
3683 * f95-lang.c (gfc_init_builtin_functions): Create BUILT_IN_TRAP
3684 builtin.
3685
3686 * trans-openmp.c (gfc_trans_omp_variable_list): Update for
3687 OMP_CLAUSE_DECL name change.
3688 (gfc_trans_omp_do): Likewise.
3689
3690 * trans-openmp.c (gfc_trans_omp_clauses): Create OMP_CLAUSE_REDUCTION
3691 clauses.
3692 (gfc_trans_omp_atomic): Build OMP_ATOMIC instead of expanding
3693 sync builtins directly.
3694 (gfc_trans_omp_single): Build OMP_SINGLE statement.
3695
3696 * trans-openmp.c (gfc_trans_add_clause): New.
3697 (gfc_trans_omp_variable_list): Take a tree code and build the clause
3698 node here. Link it to the head of a list.
3699 (gfc_trans_omp_clauses): Update to match.
3700 (gfc_trans_omp_do): Use gfc_trans_add_clause.
3701
3702 * trans-openmp.c (gfc_trans_omp_clauses): Change second argument to
3703 gfc_omp_clauses *. Use gfc_evaluate_now instead of creating
3704 temporaries by hand.
3705 (gfc_trans_omp_atomic, gfc_trans_omp_critical): Use buildN_v macros.
3706 (gfc_trans_omp_do): New function.
3707 (gfc_trans_omp_master): Dont' check for gfc_trans_code returning NULL.
3708 (gfc_trans_omp_parallel): Adjust gfc_trans_omp_clauses caller.
3709 Use buildN_v macros.
3710 (gfc_trans_omp_parallel_do, gfc_trans_omp_parallel_sections,
3711 gfc_trans_omp_parallel_workshare, gfc_trans_omp_sections,
3712 gfc_trans_omp_single, gfc_trans_omp_workshare): New functions.
3713 (gfc_trans_omp_directive): Use them.
3714 * parse.c (parse_omp_do): Allow new_st.op == EXEC_NOP.
3715 * openmp.c (resolve_omp_clauses): Check for list items present
3716 in multiple clauses.
3717 (resolve_omp_do): Check that iteration variable is not THREADPRIVATE
3718 and is not present in any clause variable lists other than PRIVATE
3719 or LASTPRIVATE.
3720
3721 * gfortran.h (symbol_attribute): Add threadprivate bit.
3722 (gfc_common_head): Add threadprivate member, change use_assoc
3723 and saved into char to save space.
3724 (gfc_add_threadprivate): New prototype.
3725 * symbol.c (check_conflict): Handle threadprivate.
3726 (gfc_add_threadprivate): New function.
3727 (gfc_copy_attr): Copy threadprivate.
3728 * trans-openmp.c (gfc_trans_omp_clauses): Avoid creating a temporary
3729 if IF or NUM_THREADS is constant. Create OMP_CLAUSE_SCHEDULE and
3730 OMP_CLAUSE_ORDERED.
3731 * resolve.c (resolve_symbol): Complain if a THREADPRIVATE symbol
3732 outside a module and not in COMMON has is not SAVEd.
3733 (resolve_equivalence): Ensure THREADPRIVATE objects don't get
3734 EQUIVALENCEd.
3735 * trans-common.c: Include target.h and rtl.h.
3736 (build_common_decl): Set DECL_TLS_MODEL if THREADPRIVATE.
3737 * trans-decl.c: Include rtl.h.
3738 (gfc_finish_var_decl): Set DECL_TLS_MODEL if THREADPRIVATE.
3739 * dump-parse-tree.c (gfc_show_attr): Handle THREADPRIVATE.
3740 * Make-lang.in (fortran/trans-decl.o): Depend on $(RTL_H).
3741 (fortran/trans-common.o): Depend on $(RTL_H) and $(TARGET_H).
3742 * openmp.c (gfc_match_omp_variable_list): Ensure COMMON block
3743 is from current namespace.
3744 (gfc_match_omp_threadprivate): Rewrite.
3745 (resolve_omp_clauses): Check some clause restrictions.
3746 * module.c (ab_attribute): Add AB_THREADPRIVATE.
3747 (attr_bits): Add THREADPRIVATE.
3748 (mio_symbol_attribute, mio_symbol_attribute): Handle threadprivate.
3749 (load_commons, write_common, write_blank_common): Adjust for type
3750 change of saved, store/load threadprivate bit from the integer
3751 as well.
3752
3753 * types.def (BT_FN_UINT_UINT): New.
3754 (BT_FN_VOID_UINT_UINT): Remove.
3755
3756 * trans-openmp.c (gfc_trans_omp_clauses, gfc_trans_omp_barrier,
3757 gfc_trans_omp_critical, gfc_trans_omp_flush, gfc_trans_omp_master,
3758 gfc_trans_omp_ordered, gfc_trans_omp_parallel): New functions.
3759 (gfc_trans_omp_directive): Use them.
3760
3761 * openmp.c (expr_references_sym): Add SE argument, don't look
3762 into SE tree.
3763 (is_conversion): New function.
3764 (resolve_omp_atomic): Adjust expr_references_sym callers. Handle
3765 promoted expressions.
3766 * trans-openmp.c (gfc_trans_omp_atomic): New function.
3767 (gfc_trans_omp_directive): Call it.
3768
3769 * f95-lang.c (builtin_type_for_size): New function.
3770 (gfc_init_builtin_functions): Initialize synchronization and
3771 OpenMP builtins.
3772 * types.def: New file.
3773 * Make-lang.in (f95-lang.o): Depend on $(BUILTINS_DEF) and
3774 fortran/types.def.
3775
3776 * trans-openmp.c: Rename GOMP_* tree codes into OMP_*.
3777
3778 * dump-parse-tree.c (show_symtree): Don't crash if ns->proc_name
3779 is NULL.
3780
3781 * dump-parse-tree.c (gfc_show_namelist, gfc_show_omp_node): New
3782 functions.
3783 (gfc_show_code_node): Call gfc_show_omp_node for EXEC_OMP_* nodes.
3784
3785 * parse.c (parse_omp_do): Call pop_state before next_statement.
3786 * openmp.c (expr_references_sym, resolve_omp_atomic, resolve_omp_do):
3787 New functions.
3788 (gfc_resolve_omp_directive): Call them.
3789 * match.c (match_exit_cycle): Issue error if EXIT or CYCLE statement
3790 leaves an OpenMP structured block or if EXIT terminates !$omp do
3791 loop.
3792
3793 * Make-lang.in (F95_PARSER_OBJS): Add fortran/openmp.o.
3794 (F95_OBJS): Add fortran/trans-openmp.o.
3795 (fortran/trans-openmp.o): Depend on $(GFORTRAN_TRANS_DEPS).
3796 * lang.opt: Add -fopenmp option.
3797 * options.c (gfc_init_options): Initialize it.
3798 (gfc_handle_option): Handle it.
3799 * gfortran.h (ST_OMP_ATOMIC, ST_OMP_BARRIER, ST_OMP_CRITICAL,
3800 ST_OMP_END_CRITICAL, ST_OMP_END_DO, ST_OMP_END_MASTER,
3801 ST_OMP_END_ORDERED, ST_OMP_END_PARALLEL, ST_OMP_END_PARALLEL_DO,
3802 ST_OMP_END_PARALLEL_SECTIONS, ST_OMP_END_PARALLEL_WORKSHARE,
3803 ST_OMP_END_SECTIONS, ST_OMP_END_SINGLE, ST_OMP_END_WORKSHARE,
3804 ST_OMP_DO, ST_OMP_FLUSH, ST_OMP_MASTER, ST_OMP_ORDERED,
3805 ST_OMP_PARALLEL, ST_OMP_PARALLEL_DO, ST_OMP_PARALLEL_SECTIONS,
3806 ST_OMP_PARALLEL_WORKSHARE, ST_OMP_SECTIONS, ST_OMP_SECTION,
3807 ST_OMP_SINGLE, ST_OMP_THREADPRIVATE, ST_OMP_WORKSHARE): New
3808 statement codes.
3809 (OMP_LIST_PRIVATE, OMP_LIST_FIRSTPRIVATE, OMP_LIST_LASTPRIVATE,
3810 OMP_LIST_COPYPRIVATE, OMP_LIST_SHARED, OMP_LIST_COPYIN,
3811 OMP_LIST_PLUS, OMP_LIST_REDUCTION_FIRST, OMP_LIST_MULT,
3812 OMP_LIST_SUB, OMP_LIST_AND, OMP_LIST_OR, OMP_LIST_EQV,
3813 OMP_LIST_NEQV, OMP_LIST_MAX, OMP_LIST_MIN, OMP_LIST_IAND,
3814 OMP_LIST_IOR, OMP_LIST_IEOR, OMP_LIST_REDUCTION_LAST, OMP_LIST_NUM):
3815 New OpenMP variable list types.
3816 (gfc_omp_clauses): New typedef.
3817 (gfc_get_omp_clauses): Define.
3818 (EXEC_OMP_CRITICAL, EXEC_OMP_DO, EXEC_OMP_FLUSH, EXEC_OMP_MASTER,
3819 EXEC_OMP_ORDERED, EXEC_OMP_PARALLEL, EXEC_OMP_PARALLEL_DO,
3820 EXEC_OMP_PARALLEL_SECTIONS, EXEC_OMP_PARALLEL_WORKSHARE,
3821 EXEC_OMP_SECTIONS, EXEC_OMP_SINGLE, EXEC_OMP_WORKSHARE,
3822 EXEC_OMP_ATOMIC, EXEC_OMP_BARRIER, EXEC_OMP_END_NOWAIT,
3823 EXEC_OMP_END_SINGLE): New OpenMP gfc_exec_op codes.
3824 (struct gfc_code): Add omp_clauses, omp_name, omp_namelist
3825 and omp_bool fields to ext union.
3826 (flag_openmp): Declare.
3827 (gfc_free_omp_clauses, gfc_resolve_omp_directive): New prototypes.
3828 * scanner.c (openmp_flag, openmp_locus): New variables.
3829 (skip_free_comments, skip_fixed_comments, gfc_next_char_literal):
3830 Handle OpenMP directive lines and conditional compilation magic
3831 comments.
3832 * parse.h (COMP_OMP_STRUCTURED_BLOCK): New compile state.
3833 * parse.c (decode_omp_directive, parse_omp_do, parse_omp_atomic,
3834 parse_omp_structured_block): New functions.
3835 (next_free, next_fixed): Parse OpenMP directives.
3836 (case_executable, case_exec_markers, case_decl): Add ST_OMP_*
3837 codes.
3838 (gfc_ascii_statement): Handle ST_OMP_* codes.
3839 (parse_executable): Rearrange the loop slightly, so that
3840 parse_omp_do can return next_statement.
3841 * match.h (gfc_match_omp_eos, gfc_match_omp_atomic,
3842 gfc_match_omp_barrier, gfc_match_omp_critical, gfc_match_omp_do,
3843 gfc_match_omp_flush, gfc_match_omp_master, gfc_match_omp_ordered,
3844 gfc_match_omp_parallel, gfc_match_omp_parallel_do,
3845 gfc_match_omp_parallel_sections, gfc_match_omp_parallel_workshare,
3846 gfc_match_omp_sections, gfc_match_omp_single,
3847 gfc_match_omp_threadprivate, gfc_match_omp_workshare,
3848 gfc_match_omp_end_nowait, gfc_match_omp_end_single): New prototypes.
3849 * resolve.c (resolve_blocks): Ignore EXEC_OMP_* block directives.
3850 (resolve_code): Call gfc_resolve_omp_directive on EXEC_OMP_*
3851 directives.
3852 * trans.c (gfc_trans_code): Call gfc_trans_omp_directive for
3853 EXEC_OMP_* directives.
3854 * st.c (gfc_free_statement): Handle EXEC_OMP_* statement freeing.
3855 * trans-stmt.h (gfc_trans_omp_directive): New prototype.
3856 * openmp.c: New file.
3857 * trans-openmp.c: New file.
3858
3859 2006-02-13 Andrew Pinski <pinskia@physics.uc.edu>
3860 Jakub Jelinek <jakub@redhat.com>
3861
3862 PR fortran/26246
3863 * trans-decl.c (gfc_get_symbol_decl, gfc_get_fake_result_decl): Use
3864 gfc_add_decl_to_function rather than gfc_finish_var_decl on length.
3865
3866 2006-02-13 Paul Thomas <pault@gcc.gnu.org>
3867
3868 PR fortran/26074
3869 PR fortran/25103
3870 * resolve.c (resolve_symbol): Extend the requirement that module
3871 arrays have constant bounds to those in the main program. At the
3872 same time simplify the array bounds, to avoiding trapping parameter
3873 array references, and exclude automatic character length from main
3874 and modules. Rearrange resolve_symbol and resolve_derived to put as
3875 each flavor together, as much as is possible and move all specific
3876 code for flavors FL_VARIABLE, FL_PROCEDURE and FL_PARAMETER into new
3877 functions.
3878 (resolve_fl_var_and_proc, resolve_fl_variable, resolve_fl_procedure):
3879 New functions to do work of resolve_symbol.
3880 (resolve_index_expr): New function that is called from resolved_symbol
3881 and is extracted from resolve_charlen.
3882 (resolve_charlen): Call this new function.
3883 (resolve_fl_derived): Renamed resolve_derived to be consistent with
3884 the naming of the new functions for the other flavours. Change the
3885 charlen checking so that the style is consistent with other similar
3886 checks. Add the generation of the gfc_dt_list, removed from resolve_
3887 symbol.
3888
3889 PR fortran/20861
3890 * resolve.c (resolve_actual_arglist): Prevent internal procedures
3891 from being dummy arguments.
3892
3893 PR fortran/20871
3894 * resolve.c (resolve_actual_arglist): Prevent pure but non-intrinsic
3895 procedures from being dummy arguments.
3896
3897 PR fortran/25083
3898 * resolve.c (check_data_variable): Add test that data variable is in
3899 COMMON.
3900
3901 PR fortran/25088
3902 * resolve.c (resolve_call): Add test that the subroutine does not
3903 have a type.
3904
3905 2006-02-12 Erik Edelmann <eedelman@gcc.gnu.org>
3906
3907 PR fortran/25806
3908 * trans-array.c (gfc_trans_allocate_array_storage): New argument
3909 dealloc; free the temporary only if dealloc is true.
3910 (gfc_trans_allocate_temp_array): New argument bool dealloc, to be
3911 passed onwards to gfc_trans_allocate_array_storage.
3912 (gfc_trans_array_constructor, gfc_conv_loop_setup): Update call to
3913 gfc_trans_allocate_temp_array.
3914 * trans-array.h (gfc_trans_allocate_temp_array): Update function
3915 prototype.
3916 * trans-expr.c (gfc_conv_function_call): Set new argument 'dealloc'
3917 to gfc_trans_allocate_temp_array to false in case of functions
3918 returning pointers.
3919 (gfc_trans_arrayfunc_assign): Return NULL for functions returning
3920 pointers.
3921
3922 2006-02-10 Steven G. Kargl <kargls@comcast.net>
3923
3924 PR fortran/20858
3925 *decl.c (variable_decl): Improve error message. Remove initialization
3926 typespec. Wrap long line.
3927 *expr.c (gfc_check_pointer_assign): Permit checking of type, kind type,
3928 and rank.
3929 *simplify.c (gfc_simplify_null): Ensure type, kind type, and rank
3930 are set.
3931
3932
3933 2006-02-10 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
3934
3935 PR fortran/14771
3936 * arith.c (eval_intrinsic): Accept INTRINSIC_PARENTHESES.
3937 * expr.c (check_intrinsic_op): Likewise.
3938 * module.c (mio_expr): Likewise.
3939
3940 2006-02-09 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
3941
3942 * dump-parse-tree.c: Update copyright years.
3943 * matchexp.c: Likewise.
3944 * module.c: Likewise.
3945
3946 PR fortran/14771
3947 * gfortran.h (gfc_intrinsic_op): Add INTRINSIC_PARENTHESES.
3948 * dump-parse-tree (gfc_show_expr): Handle INTRINSIC_PARENTHESES.
3949 * expr.c (simplify_intrinsic_op): Treat INTRINSIC_PARENTHESES as
3950 if it were INTRINSIC_UPLUS.
3951 * resolve.c (resolve_operator): Handle INTRINSIC_PARENTHESES.
3952 * match.c (intrinsic_operators): Add INTRINSIC_PARENTHESES.
3953 * matchexp.c (match_primary): Record parentheses surrounding
3954 numeric expressions.
3955 * module.c (intrinsics): Add INTRINSIC_PARENTHESES for module
3956 dumping.
3957 * trans-expr.c (gfc_conv_expr_op): Handle INTRINSIC_PARENTHESES.
3958
3959 2006-02-09 Paul Thomas <pault@gcc.gnu.org>
3960
3961 PR fortran/26038
3962 * trans-stmt.c (gfc_trans_allocate): Provide assumed character length
3963 scalar with missing backend_decl for the hidden dummy charlen.
3964
3965 PR fortran/25059
3966 * interface.c (gfc_extend_assign): Remove detection of non-PURE
3967 subroutine in assignment interface, with gfc_error, and put it in
3968 * resolve.c (resolve_code).
3969
3970 PR fortran/25070
3971 * interface.c (gfc_procedure_use): Flag rank checking for non-
3972 elemental, contained or interface procedures in call to
3973 (compare_actual_formal), where ranks are checked for assumed
3974 shape arrays..
3975
3976 2006-02-08 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3977
3978 PR libfortran/25425
3979 * trans-decl.c (gfc_generate_function_code): Add new argument,
3980 pedantic, to set_std call.
3981
3982 2006-02-06 Thomas Koenig <Thomas.Koenig@online.de>
3983
3984 PR libfortran/23815
3985 * gfortran.texi: Document the GFORTRAN_CONVERT_UNIT environment
3986 variable.
3987 * invoke.texi: Mention the "Runtime" chapter.
3988 Document the -fconvert= option.
3989 * gfortran.h: Add options_convert.
3990 * lang.opt: Add fconvert=little-endian, fconvert=big-endian,
3991 fconvert=native and fconvert=swap.
3992 * trans-decl.c (top level): Add gfor_fndecl_set_convert.
3993 (gfc_build_builtin_function_decls): Set gfor_fndecl_set_convert.
3994 (gfc_generate_function_code): If -fconvert was specified,
3995 and this is the main program, add a call to set_convert().
3996 * options.c: Handle the -fconvert options.
3997
3998 2006-02-06 Roger Sayle <roger@eyesopen.com>
3999
4000 * trans-stmt.c (gfc_evaluate_where_mask): Allow the NMASK argument
4001 to be NULL to indicate that the not mask isn't required.
4002 (gfc_trans_where_2): Remove PMASK argument. Avoid calculating the
4003 pending mask for the last clause of a WHERE chain. Update recursive
4004 call.
4005 (gfc_trans_forall_1): Update call to gfc_trans_where_2.
4006 (gfc_trans_where): Likewise.
4007
4008 2006-02-06 Jakub Jelinek <jakub@redhat.com>
4009
4010 Backport from gomp-20050608-branch
4011 * trans-decl.c (create_function_arglist): Handle dummy functions.
4012
4013 * trans-decl.c (gfc_get_symbol_decl): Revert explicit setting of
4014 TYPE_SIZE_UNIT.
4015 (gfc_trans_vla_type_sizes): Also "gimplify"
4016 GFC_TYPE_ARRAY_DATAPTR_TYPE for GFC_DESCRIPTOR_TYPE_P types.
4017 * trans-array.c (gfc_trans_deferred_array): Call
4018 gfc_trans_vla_type_sizes.
4019
4020 * trans-decl.c (saved_function_decls, saved_parent_function_decls):
4021 Remove unnecessary initialization.
4022 (create_function_arglist): Make sure __result has complete type.
4023 (gfc_get_fake_result_decl): Change current_fake_result_decl into
4024 a tree chain. For entry master, create a separate variable
4025 for each result name. For BT_CHARACTER results, call
4026 gfc_finish_var_decl on length even if it has been already created,
4027 but not pushdecl'ed.
4028 (gfc_trans_vla_type_sizes): For function/entry result, adjust
4029 result value type, not the FUNCTION_TYPE.
4030 (gfc_generate_function_code): Adjust for current_fake_result_decl
4031 changes.
4032 (gfc_trans_deferred_vars): Likewise. Call gfc_trans_vla_type_sizes
4033 even on result if it is assumed-length character.
4034
4035 * trans-decl.c (gfc_trans_dummy_character): Add SYM argument.
4036 Call gfc_trans_vla_type_sizes.
4037 (gfc_trans_auto_character_variable): Call gfc_trans_vla_type_sizes.
4038 (gfc_trans_vla_one_sizepos, gfc_trans_vla_type_sizes_1,
4039 gfc_trans_vla_type_sizes): New functions.
4040 (gfc_trans_deferred_vars): Adjust gfc_trans_dummy_character
4041 callers. Call gfc_trans_vla_type_sizes on assumed-length
4042 character parameters.
4043 * trans-array.c (gfc_trans_array_bounds,
4044 gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias): Call
4045 gfc_trans_vla_type_sizes.
4046 * trans.h (gfc_trans_vla_type_sizes): New prototype.
4047
4048 * trans-decl.c (gfc_build_qualified_array): For non-assumed-size
4049 arrays without constant size, create also an index var for
4050 GFC_TYPE_ARRAY_SIZE (type). If the type is incomplete, complete
4051 it as 0..size-1.
4052 (gfc_create_string_length): Don't call gfc_defer_symbol_init
4053 if just creating DECL_ARGUMENTS.
4054 (gfc_get_symbol_decl): Call gfc_finish_var_decl and
4055 gfc_defer_symbol_init even if ts.cl->backend_decl is already
4056 set to a VAR_DECL that doesn't have DECL_CONTEXT yet.
4057 (create_function_arglist): Rework, so that hidden length
4058 arguments for CHARACTER parameters are created together with
4059 the parameters. Resolve ts.cl->backend_decl for CHARACTER
4060 parameters. If the argument is a non-constant length array
4061 or CHARACTER, ensure PARM_DECL has different type than
4062 its DECL_ARG_TYPE.
4063 (generate_local_decl): Call gfc_get_symbol_decl even
4064 for non-referenced non-constant length CHARACTER parameters
4065 after optionally issuing warnings.
4066 * trans-array.c (gfc_trans_array_bounds): Set last stride
4067 to GFC_TYPE_ARRAY_SIZE (type) to initialize it as well.
4068 (gfc_trans_dummy_array_bias): Initialize GFC_TYPE_ARRAY_SIZE (type)
4069 variable as well.
4070
4071 * trans-expr.c (gfc_conv_expr_val): Fix comment typo.
4072
4073 * trans-stmt.c (gfc_trans_simple_do): Fix comment.
4074
4075 2006-02-04 Roger Sayle <roger@eyesopen.com>
4076
4077 * dependency.c (gfc_check_dependency): Remove unused vars and nvars
4078 arguments. Replace with an "identical" argument. A full array
4079 reference to the same symbol is a dependency if identical is true.
4080 * dependency.h (gfc_check_dependency): Update prototype.
4081 * trans-array.h (gfc_check_dependency): Delete duplicate prototype.
4082 * trans-stmt.c: #include dependency.h for gfc_check_dependency.
4083 (gfc_trans_forall_1): Update calls to gfc_check_dependency.
4084 (gfc_trans_where_2): Likewise. Remove unneeded variables.
4085 (gfc_trans_where_3): New function for simple non-dependent WHEREs.
4086 (gfc_trans_where): Call gfc_trans_where_3 to translate simple
4087 F90-style WHERE statements without internal dependencies.
4088 * Make-lang.in (trans-stmt.o): Depend upon dependency.h.
4089
4090 2006-02-05 H.J. Lu <hongjiu.lu@intel.com>
4091
4092 PR fortran/26041
4093 PR fortran/26064
4094 * resolve.c (resolve_types): New function.
4095 (resolve_codes): Likewise.
4096 (gfc_resolve): Use them.
4097
4098 2006-02-05 Roger Sayle <roger@eyesopen.com>
4099
4100 * trans-stmt.c (gfc_evaluate_where_mask): Use LOGICAL*1 for WHERE
4101 masks instead of LOGICAL*4.
4102
4103 2006-02-05 Jakub Jelinek <jakub@redhat.com>
4104
4105 * resolve.c (resolve_symbol): Initialize constructor_expr to NULL.
4106
4107 2006-02-04 Thomas Koenig <Thomas.Koenig@online.de>
4108
4109 PR fortran/25075
4110 check.c (identical_dimen_shape): New function.
4111 (check_dot_product): Use identical_dimen_shape() to check sizes
4112 for dot_product.
4113 (gfc_check_matmul): Likewise.
4114 (gfc_check_merge): Check conformance between tsource and fsource
4115 and between tsource and mask.
4116 (gfc_check_pack): Check conformance between array and mask.
4117
4118 2006-02-03 Steven G. Kargl <kargls@comcast>
4119 Paul Thomas <pault@gcc.gnu.org>
4120
4121 PR fortran/20845
4122 * resolve.c (resolve_symbol): Default initialization of derived type
4123 component reguires the SAVE attribute.
4124
4125 2006-02-02 Steven G. Kargl <kargls@comcast>
4126
4127 PR fortran/24958
4128 match.c (gfc_match_nullify): Free the list from head not tail.
4129
4130 PR fortran/25072
4131 * match.c (match_forall_header): Fix internal error caused by bogus
4132 gfc_epxr pointers.
4133
4134
4135 2006-01-31 Thomas Koenig <Thomas.Koenig@online.de>
4136
4137 PR fortran/26039
4138 expr.c (gfc_check_conformance): Reorder error message
4139 to avoid plural.
4140 check.c(gfc_check_minloc_maxloc): Call gfc_check_conformance
4141 for checking arguments array and mask.
4142 (check_reduction): Likewise.
4143
4144 2006-01-30 Erik Edelmann <eedelman@gcc.gnu.org>
4145
4146 PR fortran/24266
4147 * trans-io.c (set_internal_unit): Check the rank of the
4148 expression node itself instead of its symbol.
4149
4150 2006-01-29 Paul Thomas <pault@gcc.gnu.org>
4151
4152 PR fortran/18578
4153 PR fortran/18579
4154 PR fortran/20857
4155 PR fortran/20885
4156 * interface.c (compare_actual_formal): Error for INTENT(OUT or INOUT)
4157 if actual argument is not a variable.
4158
4159 2006-01-28 Paul Thomas <pault@gcc.gnu.org>
4160
4161 PR fortran/17911
4162 * expr.c (gfc_check_assign, gfc_check_pointer_assign): Emit error if
4163 the lvalue is a use associated procedure.
4164
4165 PR fortran/20895
4166 PR fortran/25030
4167 * expr.c (gfc_check_pointer_assign): Emit error if lvalue and rvalue
4168 character lengths are not the same. Use gfc_dep_compare_expr for the
4169 comparison.
4170 * gfortran.h: Add prototype for gfc_dep_compare_expr.
4171 * dependency.h: Remove prototype for gfc_dep_compare_expr.
4172
4173 2006-01-27 Paul Thomas <pault@gcc.gnu.org>
4174
4175 PR fortran/25964
4176 * resolve.c (resolve_function): Add GFC_ISYM_LOC to the list of
4177 generic_ids exempted from assumed size checking.
4178
4179 2006-01-27 Jakub Jelinek <jakub@redhat.com>
4180
4181 PR fortran/25324
4182 * Make-lang.in (fortran/scanner.o): Depend on toplev.h.
4183 * lang.opt (fpreprocessed): New option.
4184 * scanner.c: Include toplev.h.
4185 (gfc_src_file, gfc_src_preprocessor_lines): New variables.
4186 (preprocessor_line): Unescape filename if there were any
4187 backslashes.
4188 (load_file): If initial and gfc_src_file is not NULL,
4189 use it rather than opening the file. If gfc_src_preprocessor_lines
4190 has non-NULL elements, pass it to preprocessor_line.
4191 (unescape_filename, gfc_read_orig_filename): New functions.
4192 * gfortran.h (gfc_option_t): Add flag_preprocessed.
4193 (gfc_read_orig_filename): New prototype.
4194 * options.c (gfc_init_options): Clear flag_preprocessed.
4195 (gfc_post_options): If flag_preprocessed, call
4196 gfc_read_orig_filename.
4197 (gfc_handle_option): Handle OPT_fpreprocessed.
4198 * lang-specs.h: Pass -fpreprocessed to f951 if preprocessing
4199 sources.
4200
4201 2006-01-27 Erik Edelmann <eedelman@gcc.gnu.org>
4202
4203 * symbol.c (free_old_symbol): Fix confusing comment, and add code
4204 to free old_symbol->formal.
4205
4206 2006-01-26 Paul Thomas <pault@gcc.gnu.org>
4207
4208 PR fortran/25964
4209 * resolve.c (resolve_function): Exclude statement functions from
4210 global reference checking.
4211
4212 PR fortran/25084
4213 PR fortran/20852
4214 PR fortran/25085
4215 PR fortran/25086
4216 * resolve.c (resolve_function): Declare a gfc_symbol to replace the
4217 references through the symtree to the symbol associated with the
4218 function expresion. Give error on reference to an assumed character
4219 length function is defined in an interface or an external function
4220 that is not a dummy argument.
4221 (resolve_symbol): Give error if an assumed character length function
4222 is array-valued, pointer-valued, pure or recursive. Emit warning
4223 that character(*) value functions are obsolescent in F95.
4224
4225 PR fortran/25416
4226 * trans-expr.c (gfc_conv_function_call): The above patch to resolve.c
4227 prevents any assumed character length function call from getting here
4228 except intrinsics such as SPREAD. In this case, ensure that no
4229 segfault occurs from referencing non-existent charlen->length->
4230 expr_type and provide a backend_decl for the charlen from the charlen
4231 of the first actual argument.
4232
4233 Cure temp name confusion.
4234 * trans-expr.c (gfc_get_interface_mapping_array): Change name of
4235 temporary from "parm" to "ifm" to avoid clash with temp coming from
4236 trans-array.c.
4237
4238 2006-01-25 Erik Edelmann <eedelman@gcc.gnu.org>
4239
4240 PR fortran/25716
4241 * symbol.c (free_old_symbol): New function.
4242 (gfc_commit_symbols): Use it.
4243 (gfc_commit_symbol): New function.
4244 (gfc_use_derived): Use it.
4245 * gfortran.h: Add prototype for gfc_commit_symbol.
4246 * intrinsic.c (gfc_find_function): Search in 'conversion'
4247 if not found in 'functions'.
4248 (gfc_convert_type_warn): Add a symtree to the new
4249 expression node, and commit the new symtree->n.sym.
4250 * resolve.c (gfc_resolve_index): Make sure typespec is
4251 properly initialized.
4252
4253 2006-01-23 Paul Thomas <pault@gcc.gnu.org>
4254
4255 PR fortran/25901
4256 * decl.c (get_proc_name): Replace subroutine and function attributes
4257 in "already defined" test by the formal arglist pointer being non-NULL.
4258
4259 Fix regression in testing of admissability of attributes.
4260 * symbol.c (gfc_add_attribute): If the current_attr has non-zero
4261 intent, do not do the check for a dummy being used.
4262 * decl.c (attr_decl1): Add current_attr.intent as the third argument
4263 in the call to gfc_add_attribute.
4264 * gfortran.h: Add the third argument to the prototype for
4265 gfc_add_attribute.
4266
4267 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
4268
4269 * gfortranspec.c (lang_specific_driver): Update copyright notice
4270 date.
4271
4272 2006-01-21 Paul Thomas <pault@gcc.gnu.org>
4273
4274 PR fortran/25124
4275 PR fortran/25625
4276 * decl.c (get_proc_name): If there is an existing
4277 symbol in the encompassing namespace, call errors
4278 if it is a procedure of the same name or the kind
4279 field is set, indicating a type declaration.
4280
4281 PR fortran/20881
4282 PR fortran/23308
4283 PR fortran/25538
4284 PR fortran/25710
4285 * decl.c (add_global_entry): New function to check
4286 for existing global symbol with this name and to
4287 create new one if none exists.
4288 (gfc_match_entry): Call add_global_entry before
4289 matching argument lists for subroutine and function
4290 entries.
4291 * gfortran.h: Prototype for existing function,
4292 global_used.
4293 * resolve.c (resolve_global_procedure): New function
4294 to check global symbols for procedures.
4295 (resolve_call, resolve_function): Calls to this
4296 new function for non-contained and non-module
4297 procedures.
4298 * match.c (match_common): Add check for existing
4299 global symbol, creat one if none exists and emit
4300 error if there is a clash.
4301 * parse.c (global_used): Remove static and use the
4302 gsymbol name rather than the new_block name, so that
4303 the function can be called from resolve.c.
4304 (parse_block_data, parse_module, add_global_procedure):
4305 Improve checks for existing gsymbols. Emit error if
4306 already defined or if references were to another type.
4307 Set defined flag.
4308
4309 PR fortran/PR24276
4310 * trans-expr.c (gfc_conv_aliased_arg): New function called by
4311 gfc_conv_function_call that coverts an expression for an aliased
4312 component reference to a derived type array into a temporary array
4313 of the same type as the component. The temporary is passed as an
4314 actual argument for the procedure call and is copied back to the
4315 derived type after the call.
4316 (is_aliased_array): New function that detects an array reference
4317 that is followed by a component reference.
4318 (gfc_conv_function_call): Detect an aliased actual argument with
4319 is_aliased_array and convert it to a temporary and back again
4320 using gfc_conv_aliased_arg.
4321
4322 2006-01-19 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
4323
4324 * gfortranspec.c: Update copyright years.
4325 * trans.c: Likewise.
4326 * trans-array.c: Likewise.
4327 * trans-array.h: Likewise.
4328 * trans-decl.c: Likewise.
4329 * trans-stmt.c: Likewise.
4330 * trans-stmt.h: Likewise.
4331 * trans-types.c: Likewise.
4332
4333 2006-01-18 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
4334
4335 PR fortran/18540
4336 PR fortran/18937
4337 * gfortran.h (BBT_HEADER): Move definition up.
4338 (gfc_st_label): Add BBT_HEADER, remove 'prev' and 'next'.
4339 * io.c (format_asterisk): Adapt initializer.
4340 * resolve.c (resolve_branch): Allow FORTRAN 66 cross-block GOTOs
4341 as extension.
4342 (warn_unused_label): Take gfc_st_label label as argument, adapt to
4343 new data structure.
4344 (gfc_resolve): Adapt call to warn_unused_label.
4345 * symbol.c (compare_st_labels): New function.
4346 (gfc_free_st_label, free_st_labels, gfc_get_st_label): Convert to
4347 using balanced binary tree.
4348 * decl.c (match_char_length, gfc_match_old_kind_spec): Do away
4349 with 'cnt'.
4350 (warn_unused_label): Adapt to binary tree.
4351 * match.c (gfc_match_small_literal_int): Only set cnt if non-NULL.
4352 * primary.c (match_kind_param): Do away with cnt.
4353
4354 2006-01-18 Paul Thomas <pault@gcc.gnu.org>
4355
4356 PR fortran/20869
4357 PR fortran/20875
4358 PR fortran/25024
4359 * symbol.c (check_conflict): Add pointer valued elemental
4360 functions and internal procedures with the external attribute
4361 to the list of conflicts.
4362 (gfc_add_attribute): New catch-all function to perform the
4363 checking of symbol attributes for attribute declaration
4364 statements.
4365 * decl.c (attr_decl1): Call gfc_add_attribute for each of -
4366 (gfc_match_external, gfc_match_intent, gfc_match_intrinsic,
4367 gfc_match_pointer, gfc_match_dimension, gfc_match_target):
4368 Remove spurious calls to checks in symbol.c. Set the
4369 attribute directly and use the call to attr_decl() for
4370 checking.
4371 * gfortran.h: Add prototype for gfc_add_attribute.
4372
4373 PR fortran/25785
4374 * resolve.c (resolve_function): Exclude PRESENT from assumed size
4375 argument checking. Replace strcmp's with comparisons with generic
4376 codes.
4377
4378 2006-01-16 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
4379
4380 * gfortranspec.c (lang_specific_spec_functions): Remove.
4381
4382 2006-01-16 Richard Guenther <rguenther@suse.de>
4383
4384 * trans-stmt.c (gfc_trans_if_1): Use fold_buildN and build_int_cst.
4385 (gfc_trans_arithmetic_if): Likewise.
4386 (gfc_trans_simple_do): Likewise.
4387 (gfc_trans_do): Likewise.
4388 (gfc_trans_do_while): Likewise.
4389 (gfc_trans_logical_select): Likewise.
4390 (gfc_trans_forall_loop): Likewise.
4391 (generate_loop_for_temp_to_lhs): Likewise.
4392 (generate_loop_for_rhs_to_temp): Likewise.
4393 (gfc_trans_allocate): Likewise.
4394 * trans.c (gfc_add_expr_to_block): Do not fold expr again.
4395
4396 2006-01-16 Richard Guenther <rguenther@suse.de>
4397
4398 * trans-expr.c (gfc_conv_function_call): Use fold_build2.
4399 * trans-stmt.c (gfc_trans_goto): Likewise. Use build_int_cst.
4400 * trans.c (gfc_trans_runtime_check): Don't fold the condition
4401 again.
4402
4403 2006-01-13 Steven G. Kargl <kargls@comcast.net>
4404
4405 PR fortran/25756
4406 * symbol.c (gfc_free_st_label): Give variable meaningful name. Remove
4407 unneeded parenthesis. Fix-up the head of the list (2 lines gleaned
4408 from g95).
4409
4410 2006-01-13 Diego Novillo <dnovillo@redhat.com>
4411
4412 * trans.c (gfc_add_expr_to_block): Do not fold tcc_statement
4413 nodes.
4414
4415 2006-01-11 Tobias Schlüter <tobias.schlueter@physik.uni-muenchen.de>
4416
4417 * parse.c (next_fixed): Remove superfluous string concatenation.
4418
4419 2006-01-11 Bernhard Fischer <rep.nop@aon.at>
4420
4421 PR fortran/25486
4422 * scanner.c (load_line): use maxlen to determine the line-length used
4423 for padding lines in fixed form.
4424
4425 2006-01-11 Paul Thomas <pault@gcc.gnu.org>
4426
4427 PR fortran/25730
4428 * trans-types.c (copy_dt_decls_ifequal): Copy backend decl for
4429 character lengths.
4430
4431 2006-01-09 Andrew Pinski <pinskia@physics.uc.edu>
4432
4433 fortran/24936
4434 * trans-stmt.c (gfc_trans_pointer_assign_need_temp): Use fold_convert
4435 to avoid type mismatch.
4436
4437 2006-01-09 Andrew Pinski <pinskia@physics.uc.edu>
4438
4439 PR fortran/21977
4440 * trans-decl.c (gfc_generate_function_code): Move the NULLing of
4441 current_fake_result_decl down to below generate_local_vars.
4442
4443 2006-01-09 Feng Wang <fengwang@nudt.edu.cn>
4444
4445 PR fortran/12456
4446 * trans-expr.c (gfc_to_single_character): New function that converts
4447 string to single character if its length is 1.
4448 (gfc_build_compare_string):New function that compare string and handle
4449 single character specially.
4450 (gfc_conv_expr_op): Use gfc_build_compare_string.
4451 (gfc_trans_string_copy): Use gfc_to_single_character.
4452 * trans-intrinsic.c (gfc_conv_intrinsic_strcmp): Use
4453 gfc_build_compare_string.
4454 * trans.h (gfc_build_compare_string): Add prototype.
4455
4456 2006-01-09 Feng Wang <fengwang@nudt.edu.cn>
4457
4458 * simplify.c (gfc_simplify_char): Use UCHAR_MAX instead of literal
4459 constant.
4460 (gfc_simplify_ichar): Get the result from unsinged char and in the
4461 range 0 to UCHAR_MAX instead of CHAR_MIN to CHAR_MAX.
4462
4463 2006-01-08 Erik Edelmann <eedelman@gcc.gnu.org>
4464
4465 PR fortran/25093
4466 * resolve.c (resolve_fntype): Check that PUBLIC functions
4467 aren't of PRIVATE type.
4468
4469 2006-01-07 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4470
4471 * decl.c (gfc_match_function_decl): Correctly error out in case of
4472 omitted function argument list.
4473
4474 2006-01-07 Paul Thomas <pault@gcc.gnu.org>
4475
4476 PR fortran/22146
4477 * trans-array.c (gfc_reverse_ss): Remove static attribute.
4478 (gfc_walk_elemental_function_args): Replace gfc_expr * argument for
4479 the function call with the corresponding gfc_actual_arglist*. Change
4480 code accordingly.
4481 (gfc_walk_function_expr): Call to gfc_walk_elemental_function_args
4482 now requires the actual argument list instead of the expression for
4483 the function call.
4484 * trans-array.h: Modify the prototype for gfc_walk_elemental_function_args
4485 and provide a prototype for gfc_reverse_ss.
4486 * trans-stmt.h (gfc_trans_call): Add the scalarization code for the case
4487 where an elemental subroutine has array valued actual arguments.
4488
4489 PR fortran/25029
4490 PR fortran/21256
4491 PR fortran/20868
4492 PR fortran/20870
4493 * resolve.c (check_assumed_size_reference): New function to check for upper
4494 bound in assumed size array references.
4495 (resolve_assumed_size_actual): New function to do a very restricted scan
4496 of actual argument expressions of those procedures for which incomplete
4497 assumed size array references are not allowed.
4498 (resolve_function, resolve_call): Switch off assumed size checking of
4499 actual arguments, except for elemental procedures and intrinsic
4500 inquiry functions, in some circumstances.
4501 (resolve_variable): Call check_assumed_size_reference.
4502
4503 2006-01-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4504
4505 PR fortran/24268
4506 * io.c (next_char_not_space): New function that returns the next
4507 character that is not white space.
4508 (format_lex): Use the new function to skip whitespace within
4509 a format string.
4510
4511 2006-01-05 Erik Edelmann <eedelman@gcc.gnu.org>
4512
4513 PR fortran/23675
4514 * expr.c (gfc_expr_set_symbols_referenced): New function.
4515 * gfortran.h: Add a function prototype for it.
4516 * resolve.c (resolve_function): Use it for
4517 use associated character functions lengths.
4518 * expr.c, gfortran.h, resolve.c: Updated copyright years.
4519
4520 2006-01-03 Steven G. Kargl <kargls@comcast.net>
4521
4522 PR fortran/25101
4523 * resolve.c (resolve_forall_iterators): Check for scalar variables;
4524 Check stride is nonzero.
4525
4526 2006-01-02 Steven G. Kargl <kargls@comcast.net>
4527
4528 PR fortran/24640
4529 * parse.c (next_free): Check for whitespace after the label.
4530 * match.c (gfc_match_small_literal_int): Initialize cnt variable.
4531
4532 2006-01-01 Steven G. Kargl <kargls@comcast.net>
4533
4534 * ChangeLog: Split previous years into ...
4535 * ChangeLog-2002: here.
4536 * ChangeLog-2003: here.
4537 * ChangeLog-2004: here.
4538 * ChangeLog-2005: here.
4539
4540 \f
4541 Copyright (C) 2006 Free Software Foundation, Inc.
4542
4543 Copying and distribution of this file, with or without modification,
4544 are permitted in any medium without royalty provided the copyright
4545 notice and this notice are preserved.