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re PR fortran/40629 (Host association problem)
[gcc.git] / gcc / fortran / ChangeLog
1 2008-07-09 Paul Thomas <pault@gcc.gnu.org>
2
3 PR fortran/40629
4 * resolve.c (check_host_association): Use the existing
5 accessible symtree and treat function expressions with
6 symbols that have procedure flavor.
7
8 2009-07-09 Janus Weil <janus@gcc.gnu.org>
9
10 PR fortran/40646
11 * dump-parse-tree.c (show_expr): Renamed 'is_proc_ptr_comp'.
12 * expr.c (is_proc_ptr_comp): Renamed to 'gfc_is_proc_ptr_comp'.
13 (gfc_check_pointer_assign): Renamed 'is_proc_ptr_comp'.
14 (replace_comp,gfc_expr_replace_comp): New functions, analogous
15 to 'replace_symbol' and 'gfc_expr_replace_symbol', just with components
16 instead of symbols.
17 * gfortran.h (gfc_expr_replace_comp): New prototype.
18 (is_proc_ptr_comp): Renamed to 'gfc_is_proc_ptr_comp'.
19 * interface.c (compare_actual_formal): Renamed 'is_proc_ptr_comp'.
20 * match.c (gfc_match_pointer_assignment): Ditto.
21 * primary.c (gfc_match_varspec): Handle array-valued procedure pointers
22 and procedure pointer components. Renamed 'is_proc_ptr_comp'.
23 * resolve.c (resolve_fl_derived): Correctly handle interfaces with
24 RESULT statement, and handle array-valued procedure pointer components.
25 (resolve_actual_arglist,resolve_ppc_call,resolve_expr_ppc): Renamed
26 'is_proc_ptr_comp'.
27 * trans-array.c (gfc_walk_function_expr): Ditto.
28 * trans-decl.c (gfc_get_symbol_decl): Security check for presence of
29 ns->proc_name.
30 * trans-expr.c (gfc_conv_procedure_call): Handle array-valued procedure
31 pointer components. Renamed 'is_proc_ptr_comp'.
32 (conv_function_val,gfc_trans_arrayfunc_assign): Renamed
33 'is_proc_ptr_comp'.
34 (gfc_get_proc_ptr_comp): Do not modify the argument 'e', but instead
35 make a copy of it.
36 * trans-io.c (gfc_trans_transfer): Handle array-valued procedure
37 pointer components.
38
39 2009-07-09 Tobias Burnus <burnus@net-b.de>
40
41 PR fortran/40604
42 * intrinsic.c (gfc_convert_type_warn): Set sym->result.
43 * trans-expr.c (gfc_conv_procedure_call): Fix -fcheck=pointer
44 for optional arguments.
45
46 2009-07-08 Tobias Burnus <burnus@net-b.de>
47
48 PR fortran/40675
49 * simplify.c (gfc_simplify_sign): Handle signed zero correctly.
50 * trans-intrinsic.c (gfc_conv_intrinsic_sign): Support
51 -fno-sign-zero.
52 * invoke.texi (-fno-sign-zero): Add text regarding SIGN intrinsic.
53
54 2008-07-08 Paul Thomas <pault@gcc.gnu.org>
55
56 PR fortran/40591
57 * decl.c (match_procedure_interface): Correct the association
58 or creation of the interface procedure's symbol.
59
60 2009-07-04 Jakub Jelinek <jakub@redhat.com>
61
62 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): For integer
63 maxloc initialize limit to -huge-1 rather than just -huge.
64
65 2009-07-04 Janus Weil <janus@gcc.gnu.org>
66
67 PR fortran/40593
68 * interface.c (compare_actual_formal): Take care of proc-pointer-valued
69 functions as actual arguments.
70 * trans-expr.c (gfc_conv_procedure_call): Ditto.
71 * resolve.c (resolve_specific_f0): Use the correct ts.
72
73 2009-07-02 Michael Matz <matz@suse.de>
74
75 PR fortran/32131
76 * trans-array.c (gfc_conv_descriptor_stride_get): Return
77 constant one for strides in the first dimension of ALLOCATABLE
78 arrays.
79
80 2009-06-30 Janus Weil <janus@gcc.gnu.org>
81
82 PR fortran/40594
83 * trans-types.c (gfc_get_derived_type): Bugfix, reverting one hunk from
84 r147206.
85
86 2009-06-29 Tobias Burnus <burnus@net-b.de>
87
88 PR fortran/40580
89 * trans-expr.c (gfc_conv_procedure_call): Add -fcheck=pointer check.
90 * libgfortran.h: Add GFC_RTCHECK_POINTER.
91 * invoke.texi (-fcheck): Document new pointer option.
92 * options.c (gfc_handle_runtime_check_option): Handle pointer option.
93
94 * gfortran.texi (C Binding): Improve wording.
95 * iso-c-binding.def: Remove obsolete comment.
96
97 2009-06-29 Paul Thomas <pault@gcc.gnu.org>
98
99 PR fortran/40551
100 * dependency.h : Add second bool* argument to prototype of
101 gfc_full_array_ref_p.
102 * dependency.c (gfc_full_array_ref_p): If second argument is
103 present, return true if last dimension of reference is an
104 element or has unity stride.
105 * trans-array.c : Add NULL second argument to references to
106 gfc_full_array_ref_p.
107 * trans-expr.c : The same, except for;
108 (gfc_trans_arrayfunc_assign): Return fail if lhs reference
109 is not a full array or a contiguous section.
110
111 2009-06-28 Tobias Burnus <burnus@net-b.de>
112 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
113
114 PR fortran/34112
115 * symbol.c (gfc_add_ext_attribute): New function.
116 (gfc_get_sym_tree): New argument allow_subroutine.
117 (gfc_get_symbol,gfc_get_ha_sym_tree,gen_cptr_param,gen_fptr_param
118 gen_shape_param,generate_isocbinding_symbol): Use it.
119 * decl.c (find_special): New argument allow_subroutine.
120 (add_init_expr_to_sym,add_hidden_procptr_result,attr_decl1,
121 match_procedure_in_type,gfc_match_final_decl): Use it.
122 (gfc_match_gcc_attributes): New function.
123 * gfortran.texi (Mixed-Language Programming): New section
124 "GNU Fortran Compiler Directives".
125 * gfortran.h (ext_attr_t): New struct.
126 (symbol_attributes): Use it.
127 (gfc_add_ext_attribute): New prototype.
128 (gfc_get_sym_tree): Update pototype.
129 * expr.c (gfc_check_pointer_assign): Check whether call
130 convention is the same.
131 * module.c (import_iso_c_binding_module, create_int_parameter,
132 use_iso_fortran_env_module): Update gfc_get_sym_tree call.
133 * scanner.c (skip_gcc_attribute): New function.
134 (skip_free_comments,skip_fixed_comments): Use it.
135 (gfc_next_char_literal): Support !GCC$ lines.
136 * resolve.c (check_host_association): Update
137 gfc_get_sym_tree call.
138 * match.c (gfc_match_sym_tree,gfc_match_call): Update
139 gfc_get_sym_tree call.
140 * trans-decl.c (add_attributes_to_decl): New function.
141 (gfc_get_symbol_decl,get_proc_pointer_decl,
142 gfc_get_extern_function_decl,build_function_decl: Use it.
143 * match.h (gfc_match_gcc_attributes): Add prototype.
144 * parse.c (decode_gcc_attribute): New function.
145 (next_free,next_fixed): Support !GCC$ lines.
146 * primary.c (match_actual_arg,check_for_implicit_index,
147 gfc_match_rvalue,gfc_match_rvalue): Update
148 gfc_get_sym_tree call.
149
150 2009-06-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
151
152 * gfortran.h: Define HAVE_mpc_pow.
153 * arith.c (complex_reciprocal, complex_pow): If HAVE_mpc_pow,
154 don't define these functions.
155 (arith_power): If HAVE_mpc_pow, use mpc_pow.
156
157 2009-06-26 Janus Weil <janus@gcc.gnu.org>
158
159 PR fortran/39997
160 PR fortran/40541
161 * decl.c (add_hidden_procptr_result): Copy the typespec to the hidden
162 result.
163 * expr.c (gfc_check_pointer_assign): Enable interface check for
164 procedure pointer assignments where the rhs is a function returning a
165 procedure pointer.
166 * resolve.c (resolve_symbol): If an external procedure with unspecified
167 return type can not be implicitly typed, it must be a subroutine.
168
169 2009-06-24 Janus Weil <janus@gcc.gnu.org>
170
171 PR fortran/40427
172 * gfortran.h (gfc_component): New member 'formal_ns'.
173 (gfc_copy_formal_args_ppc,void gfc_ppc_use): New.
174 * interface.c (gfc_ppc_use): New function, analogous to
175 gfc_procedure_use, but for procedure pointer components.
176 * module.c (MOD_VERSION): Bump module version.
177 (mio_component): Treat formal arguments.
178 (mio_formal_arglist): Changed argument from gfc_symbol to
179 gfc_formal_arglist.
180 (mio_symbol): Changed argument of mio_formal_arglist.
181 * resolve.c (resolve_ppc_call,resolve_expr_ppc): Call gfc_ppc_use,
182 to check actual arguments and treat formal args correctly.
183 (resolve_fl_derived): Copy formal args of procedure pointer components
184 from their interface.
185 * symbol.c (gfc_copy_formal_args_ppc): New function, analogous to
186 gfc_copy_formal_args, but for procedure pointer components.
187
188 2009-06-22 Janus Weil <janus@gcc.gnu.org>
189
190 PR fortran/37254
191 PR fortran/39850
192 * interface.c (compare_parameter): Set implicit type for function
193 actual arguments with BT_UNKNOWN.
194
195 2009-06-22 Tobias Burnus <burnus@net-b.de>
196
197 PR fortran/40472
198 PR fortran/50520
199 * simplify.c (gfc_simplify_spread): Fix the case that source=
200 is a scalar.
201
202 2009-06-22 Paul Thomas <pault@gcc.gnu.org>
203
204 PR fortran/40443
205 * interface.c (gfc_search_interface): Hold back a match to an
206 elementary procedure until all other possibilities are
207 exhausted.
208
209 2009-06-22 Paul Thomas <pault@gcc.gnu.org>
210
211 PR fortran/40472
212 * simplify.c (gfc_simplify_spread): Restrict the result size to
213 the limit for an array constructor.
214
215 2009-06-21 Janus Weil <janus@gcc.gnu.org>
216
217 PR fortran/39850
218 * interface.c (gfc_compare_interfaces): Take care of implicit typing
219 when checking the function attribute. Plus another bugfix.
220 (compare_parameter): Set attr.function and attr.subroutine according
221 to the usage of a procedure as actual argument.
222
223 2009-06-20 Tobias Burnus <burnus@net-b.de>
224
225 PR fortran/40452
226 * trans-decl.c (add_argument_checking): Disable bounds check
227 for allowed argument storage association.
228
229 2009-06-19 Paul Thomas <pault@gcc.gnu.org>
230
231 PR fortran/40440
232 * trans-expr.c (gfc_conv_procedure_call): Do not deallocate
233 allocatable components if the argument is a pointer.
234
235 2009-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
236
237 * gfortran.h (gfc_expr): Use mpc_t to represent complex numbers.
238
239 * arith.c, dump-parse-tree.c, expr.c, module.c, resolve.c,
240 simplify.c, target-memory.c, target-memory.h, trans-const.c,
241 trans-expr.c: Convert to mpc_t throughout.
242
243 2009-06-19 Ian Lance Taylor <iant@google.com>
244
245 * cpp.c (struct gfc_cpp_option_data): Give this struct, used for
246 the global variable gfc_cpp_option, a name.
247
248 2009-06-19 Janus Weil <janus@gcc.gnu.org>
249
250 PR fortran/40450
251 * trans-expr.c (gfc_conv_procedure_call): Only add an extra addr_expr
252 to a procedure pointer actual argument, if it is not itself a
253 dummy arg.
254
255 2009-06-18 Janus Weil <janus@gcc.gnu.org>
256
257 PR fortran/40451
258 * resolve.c (resolve_contained_fntype): Prevent implicit typing for
259 procedures with explicit interface.
260 * symbol.c (gfc_check_function_type): Ditto.
261
262 2009-06-16 Ian Lance Taylor <iant@google.com>
263
264 * decl.c (build_struct): Rewrite loop over constructor elements.
265
266 2009-06-16 Janus Weil <janus@gcc.gnu.org>
267
268 PR fortran/36947
269 PR fortran/40039
270 * expr.c (gfc_check_pointer_assign): Call 'gfc_compare_interfaces' with
271 error message.
272 * gfortran.h (gfc_compare_interfaces): Additional argument.
273 * interface.c (operator_correspondence): Removed.
274 (gfc_compare_interfaces): Additional argument to return error message.
275 Directly use the code from 'operator_correspondence' instead of calling
276 the function. Check for OPTIONAL. Some rearrangements.
277 (check_interface1): Call 'gfc_compare_interfaces' without error message.
278 (compare_parameter): Call 'gfc_compare_interfaces' with error message.
279 * resolve.c (check_generic_tbp_ambiguity): Call 'gfc_compare_interfaces'
280 without error message.
281
282 2009-06-16 Tobias Burnus <burnus@net-b.de>
283
284 PR fortran/40383
285 * trans-decl.c (create_function_arglist): Copy formal charlist to
286 have a proper passed_length for -fcheck=bounds.
287
288 2009-06-12 Steven G. Kargl <kargls@comcast.net>
289
290 * arith.c (gfc_enum_initializer): Move function ...
291 * decl.c: ... here. Remove gfc_ prefix and make static.
292 (enumerator_decl): Update function call.
293 * gfortran.h: Remove gfc_enum_initializer prototype.
294
295 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
296
297 * trans-array.c (gfc_trans_allocate_array_storage): Pass
298 location on down.
299 (gfc_trans_array_constructor_value): Same.
300 (gfc_trans_scalarized_loop_end): Same.
301 (gfc_conv_ss_startstride): Same.
302 (gfc_trans_g77_array): Same.
303 (gfc_trans_dummy_array_bias): Same.
304 (gfc_conv_array_parameter): Same.
305 (structure_alloc_comps): Same.
306 * trans-expr.c (gfc_conv_function_call): Same.
307 (fill_with_spaces): Same.
308 (gfc_trans_string_copy): Same.
309 (gfc_trans_scalar_assign): Same.
310 * trans-stmt.c (gfc_trans_goto): Same.
311 (gfc_trans_if_1): Same.
312 (gfc_trans_simple_do): Same.
313 (gfc_trans_do): Same.
314 (gfc_trans_do_while): Same.
315 (gfc_trans_logical_select): Same.
316 (gfc_trans_select): Same.
317 (gfc_trans_forall_loop): Same.
318 (gfc_trans_nested_forall_loop): Same.
319 (generate_loop_for_temp_to_lhs): Same.
320 (generate_loop_for_rhs_to_temp): Same.
321 (gfc_trans_forall_1): Same.
322 (gfc_trans_where_assign): Same.
323 (gfc_trans_where_3): Same.
324 (gfc_trans_allocate): Same.
325 * trans.c (gfc_finish_block): Same.
326 (gfc_trans_runtime_check): Same.
327 (gfc_call_malloc): Same.
328 (gfc_allocate_with_status): Same.
329 (gfc_call_free): Same.
330 (gfc_deallocate_with_status): Same.
331 (gfc_call_realloc): Same.
332 (gfc_trans_code): Same.
333 * trans-decl.c (gfc_init_default_dt): Same.
334 (gfc_generate_constructors): Same.
335 * trans-io.c (gfc_trans_io_runtime_check): Same.
336 * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Same.
337 (gfc_conv_intrinsic_fdate): Same.
338 (gfc_conv_intrinsic_ttynam): Same.
339 (gfc_conv_intrinsic_minmax): Same.
340 (gfc_conv_intrinsic_minmax_char): Same.
341 (gfc_conv_intrinsic_anyall): Same.
342 (gfc_conv_intrinsic_count): Same.
343 (gfc_conv_intrinsic_arith): Same.
344 (gfc_conv_intrinsic_minmaxloc): Same.
345 (gfc_conv_intrinsic_minmaxval): Same.
346 (gfc_conv_intrinsic_rrspacing): Same.
347 (gfc_conv_intrinsic_array_transfer): Same.
348 (gfc_conv_intrinsic_trim): Same.
349 (gfc_conv_intrinsic_repeat): Same.
350
351 2009-06-12 Janus Weil <janus@gcc.gnu.org>
352
353 PR fortran/40176
354 * resolve.c (resolve_symbol): Additional error check, preventing an
355 infinite loop.
356
357 2009-06-11 Paul Thomas <pault@gcc.gnu.org>
358
359 PR fortran/40402
360 * resolve.c (next_data_value): It is an error if the value is
361 not constant.
362
363 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
364
365 PR fortran/38718
366 * intrinsic.c (add_functions): Add simplifiers for ISNAN,
367 IS_IOSTAT_END and IS_IOSTAT_EOR.
368 * intrinsic.h (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor,
369 gfc_simplify_isnan): New prototypes.
370 * intrinsic.c (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor,
371 gfc_simplify_isnan): New functions.
372
373 2009-06-11 Jakub Jelinek <jakub@redhat.com>
374
375 * interface.c (fold_unary): Rename to...
376 (fold_unary_intrinsic): ... this.
377 (gfc_extend_expr): Adjust caller.
378 (gfc_match_generic_spec): Likewise. Initialize *op to INTRINSIC_NONE
379 to avoid warnings.
380 * expr.c (gfc_simplify_expr): Initialize start and end before calling
381 gfc_extract_int.
382
383 2009-06-10 Dave Korn <dave.korn.cygwin@gmail.com>
384
385 * trans-decl.c (create_main_function): Don't build main decl twice.
386
387 2009-06-09 Tobias Burnus <burnus@net-b.de>
388
389 * trans-decl.c (gfc_generate_function_code): Use gfc_option.rtcheck
390 instead of flag_bounds_check.
391 * intrinsic.texi (ISO_FORTRAN_ENV): Document INT{8,16,32,64} and
392 REAL{32,64,128}.
393
394 2009-06-08 Paul Thomas <pault@gcc.gnu.org>
395
396 * trans-array.h : Replace prototypes for
397 gfc_conv_descriptor_offset, gfc_conv_descriptor_stride,
398 gfc_conv_descriptor_lbound, gfc_conv_descriptor_ubound with new
399 prototypes of the same names with _get or _set appended.
400 * trans-array.c : Make the originals of the above static and
401 new functions for the _get and _set functions. Update all the
402 references to these descriptor access functions.
403 * trans-expr.c : Update references to the above descriptor
404 access functions.
405 * trans-intrinsic.c : The same.
406 * trans-openmp.c : The same.
407 * trans-stmt.c : The same.
408
409 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
410
411 * options.c (gfc_post_options): Disable dump_parse_tree
412 during -fcompare-debug-second.
413
414 2009-06-07 Jerry DeLisle <jvdelisle@gcc.gnu.org>
415
416 PR fortran/40008
417 * gfortran.h (gfc_open): Add newunit expression to structure.
418 * io.c (io_tag): Add new unit tag and fix whitespace.
419 (match_open_element): Add matching for newunit.
420 (gfc_free_open): Free the newunit expression.
421 (gfc_resolve_open): Add newunit to resolution and check constraints.
422 (gfc_resolve_close): Add check for non-negative unit.
423 (gfc_resolve_filepos): Likewise.
424 (gfc_resolve_dt): Likewise.
425 * trans-io.c (set_parameter_value): Build runtime checks for unit
426 numbers within range of kind=4 integer. (gfc_trans_open) Set the
427 newunit parameter.
428 * ioparm.def (IOPARM): Define the newunit parameter as a pointer
429 to GFC_INTEGER_4, pint4.
430
431 2009-06-07 Daniel Franke <franke.daniel@gmail.com>
432
433 PR fortran/25104
434 PR fortran/29962
435 * array.c (gfc_append_constructor): Added NULL-check.
436 * check.c (gfc_check_spread): Check DIM.
437 (gfc_check_unpack): Check that the ARRAY arguments provides enough
438 values for MASK.
439 * intrinsic.h (gfc_simplify_spread): New prototype.
440 (gfc_simplify_unpack): Likewise.
441 * intrinsic.c (add_functions): Added new simplifier callbacks.
442 * simplify.c (gfc_simplify_spread): New.
443 (gfc_simplify_unpack): New.
444 * expr.c (check_transformational): Allow additional transformational
445 intrinsics in initialization expression.
446
447 2009-06-07 Daniel Franke <franke.daniel@gmail.com>
448
449 PR fortran/25104
450 PR fortran/29962
451 * check.c (gfc_check_all_any): Check rank of DIM.
452 (gfc_check_count): Likewise.
453 * intrinsic.h (gfc_simplify_all): New prototype.
454 (gfc_simplify_any): Likewise.
455 (gfc_simplify_count): Likewise.
456 (gfc_simplify_sum): Likewise.
457 (gfc_simplify_product): Likewise.
458 * intrinsic.c (add_functions): Added new simplifier callbacks.
459 * simplify.c (transformational_result): New.
460 (simplify_transformation_to_scalar): New.
461 (simplify_transformation_to_array): New.
462 (gfc_count): New.
463 (gfc_simplify_all): New.
464 (gfc_simplify_any): New.
465 (gfc_simplify_count): New.
466 (gfc_simplify_sum): New.
467 (gfc_simplify_product): New.
468 * expr.c (check_transformational): Allow additional transformational
469 intrinsics in initialization expression.
470
471 2009-06-07 Daniel Franke <franke.daniel@gmail.com>
472
473 * check.c (dim_rank_check): Return SUCCESS if DIM=NULL.
474 (gfc_check_lbound): Removed (now) redundant check for DIM=NULL.
475 (gfc_check_minloc_maxloc): Likewise.
476 (check_reduction): Likewise.
477 (gfc_check_size): Likewise.
478 (gfc_check_ubound): Likewise.
479 (gfc_check_cshift): Added missing shape-conformance checks.
480 (gfc_check_eoshift): Likewise.
481 * gfortran.h (gfc_check_conformance): Modified prototype to printf-style.
482 * expr.c (gfc_check_conformance): Accept error-message chunks in
483 printf-style. Changed all callers.
484
485
486 2009-06-07 Daniel Franke <franke.daniel@gmail.com>
487
488 PR fortran/25104
489 PR fortran/29962
490 * intrinsic.h (gfc_simplify_dot_product): New prototype.
491 (gfc_simplify_matmul): Likewise.
492 (gfc_simplify_transpose): Likewise.
493 * intrinsic.c (add_functions): Added new simplifier callbacks.
494 * simplify.c (init_result_expr): New.
495 (compute_dot_product): New.
496 (gfc_simplify_dot_product): New.
497 (gfc_simplify_matmul): New.
498 (gfc_simplify_transpose): New.
499 * expr.c (check_transformational): Allow transformational intrinsics
500 with simplifier in initialization expression.
501
502 2009-06-06 Daniel Franke <franke.daniel@gmail.com>
503
504 PR fortran/37203
505 * simplify.c (gfc_simplify_reshape): Fixed reshaping of empty arrays
506 without padding.
507
508 2009-06-06 Daniel Franke <franke.daniel@gmail.com>
509
510 PR fortran/32890
511 * intrinsic.h (gfc_simplify_pack): New prototype.
512 * intrinsic.c (add_functions): Added
513 simplifier-callback to PACK.
514 * simplify.c (is_constant_array_expr): Moved
515 to beginning of file.
516 (gfc_simplify_pack): New.
517 * check.c (gfc_check_pack): Check that VECTOR has enough elements.
518 Added safeguards for empty arrays.
519
520 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
521
522 * simplify.c (call_mpc_func): Use mpc_realref/mpc_imagref
523 instead of MPC_RE/MPC_IM.
524
525 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
526
527 * trans-decl.c (gfc_build_qualified_array): Don't skip generation
528 of range types.
529 * trans.h (struct lang_type): Add base_decls.
530 (GFC_TYPE_ARRAY_BASE_DECL): New.
531 * trans-types.c (gfc_get_array_type_bounds): Initialize base decls
532 proactively and excessively.
533 (gfc_get_array_descr_info): Use existing base decls if available.
534
535 2009-06-04 Daniel Franke <franke.daniel@gmail.com>
536
537 PR fortran/37203
538 * check.c (gfc_check_reshape): Additional checks for the
539 SHAPE and ORDER arguments.
540 * simplify.c (gfc_simplify_reshape): Converted argument checks
541 to asserts.
542
543 2009-06-03 Tobias Burnus <burnus@net-b.de>
544
545 * gfortran.texi: Add mixed-language programming, mention
546 varying string lengths, some clean up of introduction parts.
547 * intrinsic.texi (instrinsic modules): Create @menu for subsections.
548 (ISO_C_BINDING): Support ISOCBINDING_INT_FAST128_T.
549 * libgfortran.h: Comment to rember to keep gfortran.texi in sync.
550 * iso-c-binding.def: Support ISOCBINDING_INT_FAST128_T.
551
552 2009-06-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
553 Tobias Burnus <burnus@net-b.de>
554
555 * iso-c-binding.def: Use INTMAX_TYPE instead of intmax_type_node.
556 * trans-types.c (init_c_interop_kinds): Remove intmax_type_node.
557
558 2009-06-03 Alexandre Oliva <aoliva@redhat.com>
559
560 * module.c (mio_f2k_derived): Initialize cur.
561
562 2009-06-01 Tobias Burnus <burnus@net-b.de>
563
564 PR fortran/40309
565 * trans-decl.c (gfc_sym_identifier): Use "MAIN__" for PROGRAM "main".
566 (create_main_function): Set main_identifier_node.
567
568 2009-05-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
569
570 PR fortran/40019
571 * trans-types.c (gfc_build_uint_type): Make nonstatic.
572 * trans.h (gfor_fndecl_clz128, gfor_fndecl_ctz128): New prototypes.
573 * trans-types.h (gfc_build_uint_type): Add prototype.
574 * trans-decl.c (gfc_build_intrinsic_function_decls): Build
575 gfor_fndecl_clz128 and gfor_fndecl_ctz128.
576 * trans-intrinsic.c (gfc_conv_intrinsic_leadz,
577 gfc_conv_intrinsic_trailz): Call the right builtins or library
578 functions, and cast arguments to unsigned types first.
579 * simplify.c (gfc_simplify_leadz): Deal with negative arguments.
580
581 2009-05-27 Ian Lance Taylor <iant@google.com>
582
583 * Make-lang.in (gfortran$(exeext)): Change $(COMPILER) to
584 $(LINKER).
585 (f951$(exeext)): Likewise.
586
587 2009-05-27 Tobias Burnus <burnus@net-b.de>
588
589 PR fortran/40270
590 * trans-decl.c (create_main_function): Mark MAIN__ and
591 argc/argv as TREE_USED and push/pop function_decl context
592 if needed.
593
594 2009-05-26 Tobias Burnus <burnus@net-b.de>
595
596 PR fortran/39178
597 * gfortranspec.c (lang_specific_driver): Stop linking
598 libgfortranbegin.
599 * trans-decl.c (gfc_build_builtin_function_decls): Stop
600 making MAIN__ publicly visible.
601 (gfc_build_builtin_function_decls): Add
602 gfor_fndecl_set_args.
603 (create_main_function) New function.
604 (gfc_generate_function_code): Use it.
605
606 2009-05-26 Tobias Burnus <burnus@net-b.de>
607
608 PR fortran/40246
609 * match.c (gfc_match_nullify): NULLify freed pointer.
610
611 2009-05-26 Ian Lance Taylor <iant@google.com>
612
613 * Make-lang.in (gfortranspec.o): Use $(COMPILER).
614 (gfortran$(exeext), f951$(exeext), fortran/cpp.o): Likewise.
615
616 2009-05-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
617
618 * gfortran.h (GFC_MPC_RND_MODE): New.
619 * simplify.c (call_mpc_func): New helper function.
620 (gfc_simplify_cos, gfc_simplify_exp, gfc_simplify_log,
621 gfc_simplify_sin, gfc_simplify_sqrt): Add MPC support.
622
623 2009-05-25 Janus Weil <janus@gcc.gnu.org>
624
625 PR fortran/40176
626 * primary.c (gfc_match_varspec): Handle procedure pointer components
627 with array return value.
628 * resolve.c (resolve_expr_ppc): Ditto.
629 (resolve_symbol): Make sure the interface of a procedure pointer has
630 been resolved.
631 * trans-array.c (gfc_walk_function_expr): Handle procedure pointer
632 components with array return value.
633 * trans-expr.c (gfc_conv_component_ref,gfc_conv_procedure_call,
634 gfc_trans_arrayfunc_assign): Ditto.
635 (gfc_trans_pointer_assignment): Handle procedure pointer assignments,
636 where the rhs is a dummy argument.
637 * trans-types.c (gfc_get_ppc_type,gfc_get_derived_type): Handle
638 procedure pointer components with array return value.
639
640 2009-05-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
641 Dominique Dhumieres
642
643 PR fortran/35732
644 PR fortran/39872
645 * trans-array.c (gfc_conv_ss_startstride): Add one to index.
646
647 2009-05-22 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
648
649 PR fortran/40195
650 * module.c (read_md5_from_module_file): Close file before returning.
651
652 2009-05-18 Janus Weil <janus@gcc.gnu.org>
653
654 PR fortran/40164
655 * primary.c (gfc_match_rvalue): Handle procedure pointer components in
656 arrays.
657 * resolve.c (resolve_ppc_call,resolve_expr_ppc): Resolve component and
658 array references.
659 (resolve_fl_derived): Procedure pointer components are not required to
660 have constant array bounds in their return value.
661
662 2009-05-18 Janus Weil <janus@gcc.gnu.org>
663
664 * intrinsic.c (add_sym): Fix my last commit (r147655),
665 which broke bootstrap.
666
667 2009-05-18 Richard Guenther <rguenther@suse.de>
668
669 PR fortran/40168
670 * trans-expr.c (gfc_trans_zero_assign): For local array
671 destinations use an assignment from an empty constructor.
672
673 2009-05-18 Janus Weil <janus@gcc.gnu.org>
674
675 PR fortran/36947
676 PR fortran/40039
677 * expr.c (gfc_check_pointer_assign): Check intents when comparing
678 interfaces.
679 * gfortran.h (typedef struct gfc_intrinsic_arg): Add 'intent' member.
680 (gfc_compare_interfaces): Additional argument.
681 * interface.c (operator_correspondence): Add check for equality of
682 intents, and new argument 'intent_check'.
683 (gfc_compare_interfaces): New argument 'intent_check', which is passed
684 on to operator_correspondence.
685 (check_interface1): Don't check intents when comparing interfaces.
686 (compare_parameter): Do check intents when comparing interfaces.
687 * intrinsic.c (add_sym): Add intents for arguments of intrinsic
688 procedures.
689 (add_sym_1,add_sym_1s,add_sym_1m,add_sym_2,add_sym_2s,add_sym_3,
690 add_sym_3ml,add_sym_3red,add_sym_3s,add_sym_4): Use INTENT_IN by
691 default.
692 (add_sym_1_intent,add_sym_1s_intent,add_sym_2s_intent,add_sym_3s_intent)
693 : New functions to add intrinsic symbols, specifying custom intents.
694 (add_sym_4s,add_sym_5s): Add new arguments to specify intents.
695 (add_functions,add_subroutines): Add intents for various intrinsics.
696 * resolve.c (check_generic_tbp_ambiguity): Don't check intents when
697 comparing interfaces.
698 * symbol.c (gfc_copy_formal_args_intr): Copy intent.
699
700 2009-05-17 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
701
702 * iso-fortran-env.def: Define INT8, INT16, INT32, INT64, REAL32,
703 REAL64 and REAL128.
704 * gfortran.h (gfc_get_int_kind_from_width_isofortranenv,
705 gfc_get_real_kind_from_width_isofortranenv): New prototypes.
706 * iso-c-binding.def: Update definitions for the INT*_T,
707 INT_LEAST*_T and INT_FAST*_T named parameters.
708 * trans-types.c (get_typenode_from_name, get_int_kind_from_name,
709 gfc_get_real_kind_from_width_isofortranenv): New functions.
710
711 2009-05-17 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
712
713 PR fortran/36260
714 * intrinsic.c (add_functions, add_subroutines): Fix argument
715 names and wrap long lines.
716 * intrinsic.texi: Fix documentation and argument names of
717 LOG_GAMMA, DATAN2, DBESJN, DTIME, ETIME, FSTAT, STAT, LSTAT,
718 GET_COMMAND, IDATE, LTIME, MOVE_ALLOC, NINT, OR, PRODUCT,
719 SUM, RAND, RANDOM_SEED, REAL, SELECTED_INT_KIND,
720 SELECTED_REAL_KIND and XOR.
721
722 2009-05-16 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
723
724 PR fortran/33197
725 * intrinsic.c (add_functions): Use ERFC_SCALED simplification.
726 * intrinsic.h (gfc_simplify_erfc_scaled): New prototype.
727 * simplify.c (fullprec_erfc_scaled, asympt_erfc_scaled,
728 gfc_simplify_erfc_scaled): New functions.
729
730 2009-05-16 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
731
732 PR fortran/31243
733 * resolve.c (resolve_substring): Don't allow too large substring
734 indexes.
735 (gfc_resolve_substring_charlen): Fix typo.
736 (gfc_resolve_character_operator): Fix typo.
737 (resolve_charlen): Catch unreasonably large string lengths.
738 * simplify.c (gfc_simplify_len): Don't error out on LEN
739 range checks.
740
741 2009-05-16 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
742
743 PR fortran/36031
744 * decl.c (set_enum_kind): Use global short-enums flag.
745 * gfortran.h (gfc_option_t): Remove short_enums flag.
746 * lang.opt (-fshort-enums): Refer to C documentation.
747 * options.c (gfc_init_options, gfc_handle_option): Use global
748 short-enums flag.
749
750 2009-05-15 Tobias Burnus <burnus@net-b.de>
751
752 PR fortran/39352
753 * f95-lang.c: Add gfc_maybe_initialize_eh.
754 * gfortran.h: Add gfc_maybe_initialize_eh prototype.
755 * Make-lang.in: Add new .h dendencies for f95-lang.c
756 * openmp.c (resolve_omp_do): Call gfc_maybe_initialize_eh.
757 * misc.c (gfc_free): Avoid #define trickery for free.
758
759 2009-05-14 Steven G. Kargl <kargl@gcc.gnu.org>
760
761 * dump-parse-tree.c (show_code_node): Add ERRMSG to the dumping
762 of allocate and deallocate statements.
763
764 2009-05-14 Ian Lance Taylor <iant@google.com>
765
766 * decl.c (match_attr_spec): Change d to unsigned int.
767 * dump-parse-tree.c (show_namespace): Change op to int. Add cast.
768 * interface.c (gfc_check_interfaces): Change i to int. Add casts.
769 * module.c (read_module): Change i to int. Add cast.
770 (write_module): Change i to int.
771 * symbol.c (gfc_get_namespace): Change in to int.
772 (gfc_free_namespace): Change i to int.
773 * trans-io.c (gfc_build_io_library_fndecls): Change ptype to
774 unsigned int. Add cast.
775 * trans-types.c (gfc_init_kinds): Change mode to unsigned int.
776 Add casts.
777
778 2009-05-14 Daniel Kraft <d@domob.eu>
779
780 PR fortran/40045
781 * dump-parse-tree.c (show_typebound): Fix missing adaption to new
782 type-bound procedure storage structure.
783
784 2009-05-14 Janus Weil <janus@gcc.gnu.org>
785
786 PR fortran/39996
787 * decl.c (gfc_match_function_decl): Use gfc_add_type.
788 * symbol.c (gfc_add_type): Better checking for duplicate types in
789 function declarations. And: Always give an error for duplicte types,
790 not just a warning with -std=gnu.
791
792 2009-05-14 Jakub Jelinek <jakub@redhat.com>
793
794 PR fortran/39865
795 * io.c (resolve_tag_format): CHARACTER array in FMT= argument
796 isn't an extension. Reject non-CHARACTER array element of
797 assumed shape or pointer or assumed size array.
798 * trans-array.c (array_parameter_size): New function.
799 (gfc_conv_array_parameter): Add size argument. Call
800 array_parameter_size if it is non-NULL.
801 * trans-array.h (gfc_conv_array_parameter): Adjust prototype.
802 * trans-expr.c (gfc_conv_function_call, gfc_trans_arrayfunc_assign):
803 Adjust callers.
804 * trans-intrinsic.c (gfc_conv_intrinsic_loc): Likewise.
805 * trans-io.c (gfc_convert_array_to_string): Rewritten.
806
807 2009-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
808
809 * gfortran.h (gfc_code): Rename struct member expr to expr1.
810 * openmp.c (resolve_omp_atomic): Update expr to expr1.
811 * interface.c (gfc_extend_assign): Ditto.
812 * trans-expr.c (gfc_conv_expr_reference, gfc_trans_assignment,
813 gfc_trans_init_assign): Ditto.
814 * dump-parse-tree.c (show_code_node): Ditto.
815 * trans-openmp.c (gfc_trans_omp_atomic): Ditto.
816 * trans-stmt.c ( gfc_trans_label_assign, gfc_trans_goto, gfc_trans_call,
817 gfc_trans_return, gfc_trans_pause, gfc_trans_stop, gfc_trans_if_1,
818 gfc_trans_arithmetic_if, gfc_trans_do_while, gfc_trans_integer_select,
819 gfc_trans_logical_select, gfc_trans_character_select
820 forall_make_variable_temp, check_forall_dependencies
821 gfc_trans_forall_1, gfc_trans_where_2, gfc_trans_where_3
822 gfc_trans_where, gfc_trans_allocate, gfc_trans_deallocate): Ditto.
823 * io.c (match_io_element, gfc_match_inquire): Ditto.
824 * resolve.c (resolve_typebound_call, resolve_ppc_call,
825 resolve_allocate_expr, resolve_allocate_deallocate, resolve_select,
826 resolve_transfer, resolve_where, gfc_resolve_assign_in_forall,
827 gfc_resolve_blocks, resolve_code, build_init_assign): Ditto.
828 * st.c (gfc_free_statement): Ditto.
829 * match.c (gfc_match_assignment, gfc_match_pointer_assignment,
830 match_arithmetic_if, gfc_match_if, gfc_match_elseif
831 gfc_match_stopcode, gfc_match_assign, gfc_match_goto,
832 gfc_match_nullify, match_typebound_call, gfc_match_call
833 gfc_match_select, match_simple_where, gfc_match_where
834 gfc_match_elsewhere, match_simple_forall, gfc_match_forall): Ditto.
835 * trans-io.c (gfc_trans_transfer): Ditto.
836 * parse.c (parse_where_block, parse_if_block): Ditto.
837
838 2009-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
839
840 * gfortran.h (gfc_code): Rename struct member label to label1.
841 * dump-parse-tree.c (show_code_node): Update symbol.
842 * trans-stmt.c (gfc_trans_label_assign, gfc_trans_goto,
843 gfc_trans_arithmetic_if): Ditto.
844 * resolve.c (gfc_resolve_blocks, resolve_code): Ditto.
845 * match.c (match_arithmetic_if, gfc_match_if, gfc_reference_st_label,
846 gfc_match_assign, gfc_match_goto): Ditto.
847 * parse.c (parse_do_block): Ditto.
848
849 2009-05-13 Tobias Burnus <burnus@net-b.de>
850
851 PR fortran/34153
852 * gfortran.h (gfc_exec_op): Add EXEC_END_PROCEDURE.
853 * dump-parse-tree.c (show_code_node): Use EXEC_END_PROCEDURE.
854 * trans.c (gfc_trans_code): Ditto.
855 * resolve.c (resolve_code): Ditto.
856 * st.c (gfc_free_statement): Ditto.
857 * parse.c (accept_statement): Ditto.
858
859 2009-05-12 Tobias Burnus <burnus@net-b.de>
860
861 PR fortran/40110
862 * decl.c (gfc_match_kind_spec): Turn C kind error into a warning.
863
864 2009-05-11 Steve Ellcey <sje@cup.hp.com>
865
866 * resolve.c (check_host_association): Initialize tail.
867
868 2009-05-11 Janus Weil <janus@gcc.gnu.org>
869
870 PR fortran/40089
871 * resolve.c (resolve_fl_derived): Only return FAILURE if
872 gfc_notify_std fails.
873
874 2009-05-10 Ian Lance Taylor <iant@google.com>
875
876 * gfortran.h (enum gfc_omp_sched_kind): New enum, broken out of
877 gfc_omp_clauses.
878 (enum gfc_omp_default_sharing): Likewise.
879 * module.c (enum gfc_rsym_state): New enum, broken out of
880 pointer_info.
881 (enum gfc_wsym_state): Likewise.
882 * parse.c (enum state_order): New enum, broken out of st_state.
883
884 2009-05-10 Paul Thomas <pault@gcc.gnu.org>
885
886 PR fortran/40018
887 * trans-array.c (gfc_trans_array_constructor_value): Fold
888 convert numeric constants.
889 (gfc_build_constant_array_constructor): The same.
890
891 2009-05-10 Paul Thomas <pault@gcc.gnu.org>
892
893 PR fortran/38863
894 * trans-expr.c (gfc_conv_operator_assign): Remove function.
895 * trans.h : Remove prototype for gfc_conv_operator_assign.
896 * trans-stmt.c (gfc_conv_elemental_dependencies): Initialize
897 derivde types with intent(out).
898 (gfc_trans_call): Add mask, count1 and invert arguments. Add
899 code to use mask for WHERE assignments.
900 (gfc_trans_forall_1): Use new arguments for gfc_trans_call.
901 (gfc_trans_where_assign): The gfc_symbol argument is replaced
902 by the corresponding code. If this has a resolved_sym, then
903 gfc_trans_call is called. The call to gfc_conv_operator_assign
904 is removed.
905 (gfc_trans_where_2): Change the last argument in the call to
906 gfc_trans_where_assign.
907 * trans-stmt.h : Modify prototype for gfc_trans_call.
908 * trans.c (gfc_trans_code): Use new args for gfc_trans_call.
909
910 2009-05-08 Janus Weil <janus@gcc.gnu.org>
911
912 PR fortran/39876
913 * intrinsic.c (gfc_is_intrinsic): Do not add the EXTERNAL attribute if
914 the symbol is a module procedure.
915
916 2009-05-08 Tobias Burnus <burnus@net-b.de>
917
918 * invoke.texi: Add do/recursion to the -fcheck= summary.
919
920 2009-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
921
922 PR fortran/38830
923 * gfortran.texi: Document that we don't support variable FORMAT
924 expressions.
925
926 2009-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
927
928 PR fortran/39576
929 * error.c (error_print): Add missing break statement.
930
931 2009-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
932
933 PR fortran/36382
934 * invoke.texi: Document that -fdollar-ok does not allow $ to be
935 used in IMPLICIT statement.
936
937 2009-05-06 Janus Weil <janus@gcc.gnu.org>
938 Paul Thomas <pault@gcc.gnu.org>
939
940 PR fortran/39630
941 * decl.c (match_procedure_interface): New function to match the
942 interface for a PROCEDURE statement.
943 (match_procedure_decl): Call match_procedure_interface.
944 (match_ppc_decl): New function to match the declaration of a
945 procedure pointer component.
946 (gfc_match_procedure): Call match_ppc_decl.
947 (match_binding_attributes): Add new argument 'ppc' and handle the
948 POINTER attribute for procedure pointer components.
949 (match_procedure_in_type,gfc_match_generic): Added new argument to
950 match_binding_attributes.
951 * dump-parse-tree.c (show_expr,show_components,show_code_node): Handle
952 procedure pointer components.
953 * expr.c (free_expr0,gfc_copy_expr,gfc_simplify_expr): Handle EXPR_PPC.
954 (gfc_check_pointer_assign): Handle procedure pointer components, but no
955 full checking yet.
956 (is_proc_ptr_comp): New function to determine if an expression is a
957 procedure pointer component.
958 * gfortran.h (expr_t): Add EXPR_PPC.
959 (symbol_attribute): Add new member 'proc_pointer_comp'.
960 (gfc_component): Add new member 'formal'.
961 (gfc_exec_op): Add EXEC_CALL_PPC.
962 (gfc_get_default_type): Changed first argument.
963 (is_proc_ptr_comp): Add prototype.
964 (gfc_match_varspec): Add new argument.
965 * interface.c (compare_actual_formal): Handle procedure pointer
966 components.
967 * match.c (gfc_match_pointer_assignment,match_typebound_call): Handle
968 procedure pointer components.
969 * module.c (mio_expr): Handle EXPR_PPC.
970 * parse.c (parse_derived): Handle procedure pointer components.
971 * primary.c (gfc_match_varspec): Add new argument 'ppc_arg' and handle
972 procedure pointer components.
973 (gfc_variable_attr): Handle procedure pointer components.
974 (gfc_match_rvalue): Added new argument to gfc_match_varspec and changed
975 first argument of gfc_get_default_type.
976 (match_variable): Added new argument to gfc_match_varspec.
977 * resolve.c (resolve_entries,set_type,resolve_fl_parameter): Changed
978 first argument of gfc_get_default_type.
979 (resolve_structure_cons,resolve_actual_arglist): Handle procedure
980 pointer components.
981 (resolve_ppc_call): New function to resolve a call to a procedure
982 pointer component (subroutine).
983 (resolve_expr_ppc): New function to resolve a call to a procedure
984 pointer component (function).
985 (gfc_resolve_expr): Handle EXPR_PPC.
986 (resolve_code): Handle EXEC_CALL_PPC.
987 (resolve_fl_derived): Copy the interface for a procedure pointer
988 component.
989 (resolve_symbol): Fix overlong line.
990 * st.c (gfc_free_statement): Handle EXEC_CALL_PPC.
991 * symbol.c (gfc_get_default_type): Changed first argument.
992 (gfc_set_default_type): Changed first argument of gfc_get_default_type.
993 (gfc_add_component): Initialize ts.type to BT_UNKNOWN.
994 * trans.h (gfc_conv_function_call): Renamed.
995 * trans.c (gfc_trans_code): Handle EXEC_CALL_PPC.
996 * trans-expr.c (gfc_conv_component_ref): Ditto.
997 (gfc_conv_function_val): Rename to 'conv_function_val', add new
998 argument 'expr' and handle procedure pointer components.
999 (gfc_conv_operator_assign): Renamed gfc_conv_function_val.
1000 (gfc_apply_interface_mapping_to_expr): Handle EXPR_PPC.
1001 (gfc_conv_function_call): Rename to 'gfc_conv_procedure_call', add new
1002 argument 'expr' and handle procedure pointer components.
1003 (gfc_get_proc_ptr_comp): New function to get the backend decl for a
1004 procedure pointer component.
1005 (gfc_conv_function_expr): Renamed gfc_conv_function_call.
1006 (gfc_conv_structure): Handle procedure pointer components.
1007 * trans-intrinsic.c (gfc_conv_intrinsic_funcall,
1008 conv_generic_with_optional_char_arg): Renamed gfc_conv_function_call.
1009 * trans-stmt.h (gfc_get_proc_ptr_comp): Add prototype.
1010 * trans-stmt.c (gfc_trans_call): Renamed gfc_conv_function_call.
1011 * trans-types.h (gfc_get_ppc_type): Add prototype.
1012 * trans-types.c (gfc_get_ppc_type): New function to build a tree node
1013 for a procedure pointer component.
1014 (gfc_get_derived_type): Handle procedure pointer components.
1015
1016 2009-05-06 Tobias Burnus <burnus@net-b.de>
1017
1018 PR fortran/40041
1019 * resolve.c (resolve_symbol): Print no warning for implicitly
1020 typed intrinsic functions.
1021
1022 2009-05-05 Janus Weil <janus@gcc.gnu.org>
1023
1024 PR fortran/39998
1025 * expr.c (gfc_check_pointer_assign): Check for statement functions and
1026 internal procedures in procedure pointer assignments.
1027
1028 2009-04-28 Janus Weil <janus@gcc.gnu.org>
1029
1030 PR fortran/39946
1031 * resolve.c (resolve_symbol): Correctly copy the interface of a
1032 PROCEDURE statement if the interface involves a RESULT variable.
1033
1034 2009-04-28 Janus Weil <janus@gcc.gnu.org>
1035
1036 PR fortran/39930
1037 PR fortran/39931
1038 * expr.c (gfc_check_pointer_assign): Correctly detect if the left hand
1039 side is a pointer.
1040 * parse.c (gfc_fixup_sibling_symbols): Don't check for ambiguity.
1041
1042 2009-04-28 Paul Thomas <pault@gcc.gnu.org>
1043
1044 PR fortran/39879
1045 * trans_expr.c (gfc_conv_procedure_call): Deep copy a derived
1046 type parentheses argument if it is a variable with allocatable
1047 components.
1048
1049 2009-04-27 Ian Lance Taylor <iant@google.com>
1050
1051 * trans-intrinsic.c (DEFINE_MATH_BUILTIN): Add casts to enum
1052 type.
1053 * trans-io.c (st_parameter_field): Add casts to enum type.
1054
1055 2009-04-26 Steven G. Kargl <kargl@gcc.gnu.org>
1056
1057 PR fortran/39893
1058 fortran/data.c (gfc_assign_data_value): If the lvalue is an
1059 assumed character length entity in a data statement, then
1060 return FAILURE to prevent segmentation fault.
1061
1062 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1063
1064 * trans-decl.c: Include pointer-set.h.
1065 (nonlocal_dummy_decl_pset, tree nonlocal_dummy_decls): New variables.
1066 (gfc_nonlocal_dummy_array_decl): New function.
1067 (gfc_get_symbol_decl): Call it for non-local dummy args with saved
1068 descriptor.
1069 (gfc_get_symbol_decl): Set DECL_BY_REFERENCE when needed.
1070 (gfc_generate_function_code): Initialize nonlocal_dummy_decl{s,_pset},
1071 chain it to outermost block's vars, destroy it afterwards.
1072 * Make-lang.in (trans-decl.o): Depend on pointer-set.h.
1073
1074 2009-04-25 Janus Weil <janus@gcc.gnu.org>
1075
1076 PR fortran/39688
1077 * decl.c (gfc_match_import): Use 'sym->name' instead of 'name'.
1078 They differ if the symbol has been use-renamed.
1079
1080 2009-04-24 Ian Lance Taylor <iant@google.com>
1081
1082 * gfortran.h (enum gfc_symbol_type): New named enum type, broken
1083 out of struct gfc_symbol.
1084 (struct gfc_symbol): Use enum gfc_symbol_type.
1085 (enum gfc_array_ref_dimen_type): New named enum type, broken out
1086 of struct gfc_array_ref).
1087 (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type.
1088 (mod_pointee_as): Update declaration.
1089 * decl.c (add_global_entry): Change type to enum gfc_symbol_type.
1090 (gfc_mod_pointee_as): Change return type to "match".
1091 * module.c (mio_array_ref): Add cast to enum type.
1092 (mio_symbol): Likewise.
1093 * resolve.c (resolve_global_procedure): Change type to enum
1094 gfc_symbol_type.
1095 * trans-io.c (gfc_build_st_parameter): Change type to unsigned
1096 int.
1097
1098 2009-04-24 Daniel Kraft <d@domob.eu>
1099
1100 * gfortran.h (gfc_get_typebound_proc): Removed as macro, now a function.
1101 (struct gfc_symtree): Moved "typebound" member inside union.
1102 (struct gfc_namespace): Add "tb_sym_root" as new symtree to sort out
1103 type-bound procedures there.
1104 (gfc_get_tbp_symtree): New procedure.
1105 * symbol.c (tentative_tbp_list): New global.
1106 (gfc_get_namespace): NULL new "tb_sym_root" member.
1107 (gfc_new_symtree): Removed initialization of "typebound" member.
1108 (gfc_undo_symbols): Process list of tentative tbp's.
1109 (gfc_commit_symbols): Ditto.
1110 (free_tb_tree): New method.
1111 (gfc_free_namespace): Call it.
1112 (gfc_get_typebound_proc): New method.
1113 (gfc_get_tbp_symtree): New method.
1114 (gfc_find_typebound_proc): Adapt to structural changes of gfc_symtree
1115 and gfc_namespace with regards to tbp's.
1116 * dump-parse-tree.c (show_typebound): Ditto.
1117 * primary.c (gfc_match_varspec): Ditto. Don't reference tbp-symbol
1118 as it isn't a symbol any longer.
1119 * module.c (mio_typebound_symtree): Adapt to changes.
1120 (mio_typebound_proc): Ditto, create symtrees using "gfc_get_tbp_symtree"
1121 rather than "gfc_get_sym_tree".
1122 (mio_f2k_derived): Ditto.
1123 * decl.c (match_procedure_in_type): Ditto.
1124 (gfc_match_generic): Ditto. Don't reference tbp-symbol.
1125 * resolve.c (check_typebound_override): Adapt to changes.
1126 (resolve_typebound_generic): Ditto.
1127 (resolve_typebound_procedures): Ditto.
1128 (ensure_not_abstract_walker): Ditto.
1129 (ensure_not_abstract): Ditto.
1130 (resolve_typebound_procedure): Ditto, ignore erraneous symbols (for
1131 instance, through removed tentative ones).
1132 * gfc-internals.texi (Type-bound procedures): Document changes.
1133
1134 2009-04-24 Janus Weil <janus@gcc.gnu.org>
1135
1136 PR fortran/39861
1137 PR fortran/39864
1138 * symbol.c (gfc_copy_formal_args_intr): Set attr.flavor and attr.dummy
1139 for the formal arguments.
1140
1141 2009-04-21 Taras Glek <tglek@mozilla.com>
1142
1143 * f95-lang.c: Update GTY annotations to new syntax.
1144 * trans-intrinsic.c: Likewise.
1145 * trans-io.c: Likewise.
1146 * trans.h: Likewise.
1147
1148 2009-04-22 Janus Weil <janus@gcc.gnu.org>
1149
1150 PR fortran/39735
1151 * decl.c (add_hidden_procptr_result): Bugfix for procptr results.
1152 (match_procedure_decl): Set if_source.
1153 * expr.c (gfc_check_pointer_assign): Bugfix: Return after error.
1154 And: Check interface also for IFSRC_UNKNOWN (return type may be known).
1155 * gfortran.h (typedef enum ifsrc): Remove IFSRC_USAGE,
1156 add documentation. Rename copy_formal_args and copy_formal_args_intr.
1157 * interface.c (gfc_compare_interfaces): Check for return types,
1158 handle IFSRC_UNKNOWN.
1159 (compare_intr_interfaces,compare_actual_formal_intr): Obsolete, removed.
1160 (gfc_procedure_use): Modified handling of intrinsics.
1161 * intrinsic.c (add_functions): Bugfix for "dim".
1162 * resolve.c (resolve_intrinsic): New function to resolve intrinsics,
1163 which copies the interface from isym to sym.
1164 (resolve_procedure_expression,resolve_function): Use new function
1165 'resolve_intrinsic'.
1166 (resolve_symbol): Add function attribute for externals with return type
1167 and use new function 'resolve_intrinsic'.
1168 * symbol.c (ifsrc_types): Remove string for IFSRC_USAGE.
1169 (copy_formal_args): Renamed to gfc_copy_formal_args.
1170 (copy_formal_args_intr): Renamed to gfc_copy_formal_args_intr.
1171 * trans-const.c (gfc_conv_const_charlen): Handle cl==NULL.
1172
1173 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1174
1175 * ChangeLog, ChangeLog-2002, ChangeLog-2003, ChangeLog-2004,
1176 ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008,
1177 ChangeLog.ptr, config-lang.in, ioparm.def, mathbuiltins.def: Add
1178 copyright and license notices.
1179 * ChangeLog, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007,
1180 ChangeLog-2008: Correct dates.
1181
1182 2009-04-20 Tobias Burnus <burnus@net-b.de>
1183
1184 PR fortran/39811
1185 * scanner.c (load_line): Fix bogus "&" compile-time diagnostic.
1186
1187 2009-04-20 Paul Thomas <pault@gcc.gnu.org>
1188
1189 PR fortran/39800
1190 * resolve.c (is_sym_host_assoc): New function.
1191 (resolve_fl_derived): Call it when checking PRIVATE components
1192 of PUBLIC derived types. Change gfc_error to a gfc_notify_std
1193 with std=f2003.
1194 (resolve_fl_namelist): Call it twice to check for host
1195 association.
1196
1197 2009-04-20 Ian Lance Taylor <iant@google.com>
1198
1199 * module.c (import_iso_c_binding_module): Add casts to enum type.
1200 * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Change op to enum
1201 tree_code.
1202 (gfc_conv_intrinsic_anyall): Likewise.
1203 (gfc_conv_intrinsic_arith): Likewise.
1204 (gfc_conv_intrinsic_minmaxloc): Likewise.
1205 (gfc_conv_intrinsic_minmaxval): Likewise.
1206 (gfc_conv_intrinsic_bitop): Likewise.
1207 (gfc_conv_intrinsic_singlebitop): Likewise.
1208 (gfc_conv_intrinsic_strcmp): Likewise.
1209
1210 2009-04-20 Vasilis Liaskovitis <vliaskov@gmail.com>
1211 Jakub Jelinek <jakub@redhat.com>
1212
1213 PR fortran/35423
1214 * trans.h (OMPWS_WORKSHARE_FLAG, OMPWS_CURR_SINGLEUNIT,
1215 OMPWS_SCALARIZER_WS, OMPWS_NOWAIT): Define.
1216 (ompws_flags): New extern decl.
1217 * trans-array.c (gfc_trans_scalarized_loop_end): Build OMP_FOR
1218 for the outer dimension if ompws_flags allow it.
1219 * trans.c (gfc_generate_code): Clear ompws_flags.
1220 * trans-expr.c (gfc_trans_assignment_1): Allow worksharing
1221 array assignments inside of !$omp workshare.
1222 * trans-stmt.c (gfc_trans_where_3): Similarly for where statements
1223 and constructs.
1224 * trans-openmp.c (ompws_flags): New variable.
1225 (gfc_trans_omp_workshare): Rewritten.
1226
1227 2009-04-11 Daniel Kraft <d@domob.eu>
1228
1229 PR fortran/37746
1230 * gfortran.h (struct gfc_charlen): New field "passed_length" to store
1231 the actual passed string length for dummy arguments.
1232 * trans-decl.c (gfc_create_string_length): Formatting fixes and added
1233 assertion, moved a local variable into the innermost block it is needed.
1234 (create_function_arglist): Removed TODO about the check being
1235 implemented and initialize cl->passed_length here.
1236 (add_argument_checking): New method.
1237 (gfc_generate_function_code): Call the argument checking method.
1238
1239 2009-04-11 Janus Weil <janus@gcc.gnu.org>
1240
1241 PR fortran/39692
1242 * symbol.c (check_conflict): Reject procedure pointers for -std=f95.
1243
1244 2009-04-11 Daniel Franke <franke.daniel@gmail.com>
1245
1246 * resolve.c (resolve_global_procedure): Enable whole-file checking for
1247 procedures that are declared later in the file.
1248
1249 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1250
1251 PR middle-end/39701
1252 * trans.c (gfc_allocate_with_status): Fix type mismatches
1253 on "pstat == 0".
1254
1255 2009-04-10 Daniel Franke <franke.daniel@gmail.com>
1256
1257 PR fortran/38709
1258 * expr.c (find_array_section): Leave early on zero-sized arrays.
1259
1260 2009-04-09 Janus Weil <janus@gcc.gnu.org>
1261
1262 PR fortran/36704
1263 * decl.c (add_hidden_procptr_result): New function for handling
1264 procedure pointer return values by adding a hidden result variable.
1265 (variable_decl,match_procedure_decl,gfc_match_function_decl,
1266 gfc_match_subroutine,gfc_match_end,attr_decl1): Handle procedure pointer
1267 return values.
1268 * parse.c (parse_interface): Add EXTERNAL attribute only after
1269 FUNCTION/SUBROUTINE declaration is complete.
1270 * primary.c (replace_hidden_procptr_result): New function for replacing
1271 function symbol by hidden result variable.
1272 (gfc_match_rvalue,match_variable): Replace symbol by hidden result
1273 variable.
1274 * resolve.c (resolve_contained_fntype,resolve_function,resolve_variable,
1275 resolve_symbol): Allow for procedure pointer function results.
1276 (resolve_fl_procedure): Conflict detection moved here from
1277 'check_conflict'.
1278 * symbol.c (gfc_check_function_type): Allow for procedure pointer
1279 function results.
1280 (check_conflict): Move some conflict detection to resolution stage.
1281 * trans-types.c (gfc_sym_type,gfc_get_function_type): Handle hidden
1282 result variables.
1283
1284 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1285
1286 * trans-types.c (gfc_init_types): Ensure gfc_integer_types doesn't
1287 contain TYPE_STRING_FLAG types.
1288
1289 2009-04-08 Janne Blomqvist <jb@gcc.gnu.org>
1290
1291 PR fortran/39670
1292 * invoke.texi (fdollar-ok): Fix typo.
1293
1294 2009-04-08 Daniel Franke <franke.daniel@gmail.com>
1295
1296 PR fortran/39670
1297 * invoke.texi (fdollar-ok): Clarify limitations.
1298
1299 2009-04-08 Paul Thomas <pault@gcc.gnu.org>
1300
1301 PR fortran/38863
1302 * trans-array.c (gfc_trans_deferred_array): Return if this
1303 is a result variable.
1304
1305 2009-04-07 Janus Weil <janus@gcc.gnu.org>
1306
1307 PR fortran/38152
1308 * trans-decl.c (gfc_get_symbol_decl): Correctly set decl location for
1309 procedure pointer decls.
1310
1311 2009-04-07 Janus Weil <janus@gcc.gnu.org>
1312
1313 PR fortran/38290
1314 * expr.c (gfc_check_pointer_assign): Enable interface check for
1315 procedure pointers.
1316 * gfortran.h: Add copy_formal_args_intr.
1317 * interface.c (gfc_compare_interfaces): Call gfc_compare_intr_interfaces
1318 if second argument is an intrinsic.
1319 (compare_intr_interfaces): Correctly set attr.function, attr.subroutine
1320 and ts.
1321 (compare_parameter): Call gfc_compare_interfaces also for intrinsics.
1322 * resolve.c (resolve_specific_f0,resolve_specific_s0): Don't resolve
1323 intrinsic interfaces here. Must happen earlier.
1324 (resolve_symbol): Resolution of intrinsic interfaces moved here from
1325 resolve_specific_..., and formal args are now copied from intrinsic
1326 interfaces.
1327 * symbol.c (copy_formal_args_intr): New function to copy the formal
1328 arguments from an intinsic procedure.
1329
1330 2009-04-06 Paul Thomas <pault@gcc.gnu.org>
1331
1332 PR fortran/38863
1333 * dependency.c (ref_same_as_full_array): New function.
1334 (gfc_dep_resolver): Call it.
1335
1336 2009-04-06 Janus Weil <janus@gcc.gnu.org>
1337
1338 PR fortran/39414
1339 * decl.c (match_procedure_decl): Fix double declaration problems with
1340 PROCEDURE statements.
1341 * symbol.c (gfc_add_type): Ditto.
1342
1343 2009-04-06 Paul Thomas <pault@gcc.gnu.org>
1344
1345 PR fortran/36091
1346 * trans-array.c (gfc_conv_array_ref): If the symbol has the
1347 temporary attribute use the array_spec for the bounds.
1348 * gfortran.h : Add the temporary field to the structure
1349 'symbol_attribute'.
1350 * trans-stmt.c (forall_make_variable_temp): Set the symbol's
1351 temporary attribute.
1352
1353 2009-04-05 Daniel Franke <franke.daniel@gmail.com>
1354
1355 PR fortran/29458
1356 * trans-array.c (gfc_trans_array_constructor_value): Shadow
1357 implied do-loop variable to avoid spurious middle-end warnings.
1358
1359 2009-04-04 Tobias Burnus <burnus@net-b.de>
1360
1361 PR fortran/39577
1362 * trans-decl.c (gfc_generate_function_code): Move recursive
1363 check to the right position.
1364
1365 2009-04-04 Paul Thomas <pault@gcc.gnu.org>
1366
1367 PR fortran/37614
1368 * trans-common.c (translate_common): Do not offset the whole
1369 coomon block.
1370
1371 2009-04-03 Tobias Burnus <burnus@net-b.de>
1372
1373 PR fortran/39594
1374 * resolve.c (resolve_common_vars): Add FL_VARIABLE to symbol
1375 if it is not a procedure pointer.
1376 * primary.c (match_actual_arg): Ditto.
1377
1378 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1379
1380 PR preprocessor/15638
1381 * cpp.c (cb_cpp_error): Handle CPP_DL_FATAL.
1382
1383 2009-03-30 Steven G. Kargl <kargls@comcast.net>
1384
1385 PR fortran/38389
1386 * trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG.
1387 (gfc_trans_deallocate): Add translation of ERRMSG. Remove stale
1388 comments. Minor whitespace cleanup.
1389 * resolve.c(is_scalar_expr_ptr): Whitespace cleanup.
1390 (resolve_deallocate_expr (gfc_expr *e): Update error message.
1391 (resolve_allocate_expr): Remove dead code. Update error message.
1392 Move error checking to ...
1393 (resolve_allocate_deallocate): ... here. Add additional error
1394 checking for STAT, ERRMSG, and allocate-objects.
1395 * match.c(gfc_match_allocate,gfc_match_deallocate): Parse ERRMSG.
1396 Check for redundant uses of STAT and ERRMSG. Reword error message
1397 and add checking for pointer, allocatable, and proc_pointer attributes.
1398
1399 2009-03-30 Paul Thomas <pault@gcc.gnu.org>
1400
1401 PR fortran/22571
1402 PR fortran/26227
1403 PR fortran/24886
1404 * symbol.c : Add gfc_global_ns_list.
1405 * decl.c (add_global_entry): Set the namespace ('ns') field.
1406 * gfortran.h : Add the resolved field to gfc_namespace. Add the
1407 namespace ('ns') field to gfc_gsymbol. Add flag_whole_file to
1408 gfc_option_t. Add the prototype for gfc_free_dt_list.
1409 * lang.opt : Add the whole-file option.
1410 * invoke.texi : Document the whole-file option.
1411 * resolve.c (resolve_global_procedure): If the fwhole-file
1412 option is set, reorder gsymbols to ensure that translation is
1413 in the right order. Resolve the gsymbol's namespace if that
1414 has not occurred and then check interfaces.
1415 (resolve_function): Move call to resolve_global_procedure.
1416 (resolve_call): The same.
1417 (resolve_codes): Store the current labels_obstack.
1418 (gfc_resolve) : Return if the namespace is already resolved.
1419 trans-decl.c (gfc_get_extern_function_decl): If the whole_file
1420 option is selected, use the backend_decl of a gsymbol, if it is
1421 available.
1422 parse.c (add_global_procedure, add_global_program): If the flag
1423 whole-file is set, add the namespace to the gsymbol.
1424 (gfc_parse_file): On -fwhole-file, put procedure namespaces on
1425 the global namespace list. Rearrange to do resolution of all
1426 the procedures in a file, followed by their translation.
1427 * options.c (gfc_init_options): Add -fwhole-file.
1428 (gfc_handle_option): The same.
1429
1430 2009-03-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1431
1432 * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL
1433 family of intrinsics instead of BUILT_IN_INF family.
1434 * trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use
1435 BUILT_IN_HUGE_VAL instead of BUILT_IN_INF.
1436
1437 2009-03-30 Jakub Jelinek <jakub@redhat.com>
1438
1439 * trans-types.c (gfc_sym_type, gfc_return_by_reference): For
1440 sym->attr.result check sym->ns->proc_name->attr.is_bind_c.
1441
1442 2009-03-30 Joseph Myers <joseph@codesourcery.com>
1443
1444 PR rtl-optimization/323
1445 * options.c (gfc_post_options): Set
1446 flag_excess_precision_cmdline. Give an error for
1447 -fexcess-precision=standard for processors where the option is
1448 significant.
1449
1450 2009-03-29 Joseph Myers <joseph@codesourcery.com>
1451
1452 PR preprocessor/34695
1453 * cpp.c (cb_cpp_error): New.
1454 (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings.
1455 Don't check cpp_errors (cpp_in).
1456 (gfc_cpp_init_0): Set cb->error.
1457
1458 2009-03-29 Steven G. Kargl <kargl@gcc.gnu.org>
1459
1460 PR fortran/38823
1461 * gfortran.h: Add ARITH_PROHIBIT to arith enum.
1462 expr.c (gfc_match_init_expr): Add global variable init_flag to
1463 flag matching an initialization expression.
1464 (check_intrinsic_op): Move no longer reachable error message to ...
1465 * arith.c (arith_power): ... here. Remove gfc_ prefix in
1466 gfc_arith_power. Use init_flag. Allow constant folding of x**y
1467 when y is REAL or COMPLEX.
1468 (eval_intrinsic): Remove restriction that y in x**y must be INTEGER
1469 for constant folding.
1470 * gfc_power: Update gfc_arith_power to arith_power
1471
1472 2009-03-29 Daniel Kraft <d@domob.eu>
1473
1474 PR fortran/37423
1475 * gfortran.h (struct gfc_typebound_proc): Added new flag "deferred" and
1476 added a comment explaining DEFERRED binding handling.
1477 * decl.c (match_binding_attributes): Really match DEFERRED attribute.
1478 (match_procedure_in_type): Really match PROCEDURE(interface) syntax
1479 and do some validity checks for DEFERRED and this construct.
1480 * module.c (binding_overriding): New string constant for DEFERRED.
1481 (mio_typebound_proc): Module-IO DEFERRED flag.
1482 * resolve.c (check_typebound_override): Ensure that a non-DEFERRED
1483 binding is not overridden by a DEFERRED one.
1484 (resolve_typebound_procedure): Allow abstract interfaces as targets
1485 for DEFERRED bindings.
1486 (ensure_not_abstract_walker), (ensure_not_abstract): New methods.
1487 (resolve_fl_derived): Use new "ensure_not_abstract" method for
1488 non-ABSTRACT types extending ABSTRACT ones to ensure each DEFERRED
1489 binding is overridden.
1490 (check_typebound_baseobject): New method.
1491 (resolve_compcall), (resolve_typebound_call): Check base-object of
1492 the type-bound procedure call.
1493 * gfc-internals.texi (Type-bound procedures): Document a little bit
1494 about internal handling of DEFERRED bindings.
1495
1496 2009-03-29 Tobias Schlueter <tobi@gcc.gnu.org>
1497
1498 PR fortran/38507
1499 * gfortran.h (gfc_st_label): Fix comment.
1500 (gfc_exec_op): Add statement code EXEC_END_BLOCK for end of block.
1501 * parse.c (accept_statement): Use EXEC_END_BLOCK for END IF and
1502 END SELECT with labels.
1503 (check_do_closure): Fix formatting.
1504 (parse_do_block): Fix typo in error message.
1505 * resolve.c (code_stack): Remove tail member. Update comment to
1506 new use of reachable_labels.
1507 (reachable_labels): Rename to ...
1508 (find_reachable_labels): ... this. Overhaul. Update preceding
1509 comment.
1510 (resolve_branch): Fix comment preceding function. Rewrite.
1511 (resolve_code): Update call to find_reachable_labels. Add code to
1512 deal with EXEC_END_BLOCK.
1513 * st.c (gfc_free_statement): Add code to deal with EXEC_END_BLOCK.
1514 Add 2009 to copyright years.
1515 * trans.c (gfc_trans_code): Likewise on both counts.
1516
1517 2009-03-31 Paul Thomas <pault@gcc.gnu.org>
1518
1519 PR fortran/38917
1520 * expr.c (gfc_check_assign): Allow pointer components when
1521 checking for NULL.
1522
1523 PR fortran/38918
1524 * resolve.c (check_data_variable): Treat pointer arrays with
1525 scalars.
1526
1527 2009-03-31 Paul Thomas <pault@gcc.gnu.org>
1528
1529 PR fortran/38915
1530 * trans-expr.c (gfc_trans_assignment_1): Ensure temporaries
1531 have a string_length.
1532
1533 2009-03-28 Tobias Burnus <burnus@net-b.de>
1534
1535 PR fortran/34656
1536 * trans-stmt.c (gfc_trans_simple_do, gfc_trans_do):
1537 Add GFC_RTCHECK_DO support.
1538 * option.c (gfc_handle_runtime_check_option): Enable GFC_RTCHECK_DO.
1539 * invoke.texi (-fcheck): Document "do" option.
1540
1541 2009-03-28 Paul Thomas <pault@gcc.gnu.org>
1542
1543 PR fortran/38538
1544 * trans-array.c (get_elemental_fcn_charlen): Remove.
1545 (get_array_charlen): New function to replace previous.
1546
1547 2009-03-28 Paul Thomas <pault@gcc.gnu.org>
1548
1549 PR fortran/38765
1550 * parse.c (parse_derived): Do not break on finding pointer,
1551 allocatable or private components.
1552
1553 2009-03-28 Tobias Burnus <burnus@net-b.de>
1554
1555 PR fortran/32626
1556 * option.c (gfc_handle_runtime_check_option): Enable recursion check.
1557 * trans-decl.c (gfc_generate_function_code): Add recursion check.
1558 * invoke.texi (-fcheck): Add recursive option.
1559
1560 2009-03-28 Tobias Burnus <burnus@net-b.de>
1561
1562 PR fortran/38432
1563 * resolve.c (gfc_resolve_iterator): Add zero-loop warning.
1564
1565 2009-03-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1566 Paul Thomas <pault@gcc.gnu.org>
1567 Tobias Burnus <burnus@net-b.de>
1568
1569 * gfortran.h (gfc_option_t): Add rtcheck.
1570 * lang.opt: New option -fcheck.
1571 * libgfortran.h: Add GFC_RTCHECK_* constants.
1572 * invoke.texi: Document -fcheck.
1573 * options.c (gfc_handle_runtime_check_option): New function.
1574 (gfc_init_options,gfc_post_options,gfc_handle_option):
1575 Add -fcheck option.
1576
1577 2009-03-27 Richard Guenther <rguenther@suse.de>
1578
1579 * trans-array.c (gfc_conv_descriptor_data_addr): Use
1580 gfc_build_addr_expr instead of build_fold_addr_expr.
1581 (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value,
1582 gfc_trans_constant_array_constructor, gfc_conv_array_data,
1583 gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise.
1584 * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable,
1585 gfc_conv_function_val, gfc_conv_operator_assign,
1586 gfc_conv_subref_array_arg, gfc_conv_function_call,
1587 gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise.
1588 * trans-intrinsic.c (gfc_conv_intrinsic_exponent,
1589 gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
1590 gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char,
1591 gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing,
1592 gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent,
1593 gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
1594 gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise.
1595 * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref,
1596 gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close,
1597 build_filepos, gfc_trans_inquire, gfc_trans_wait,
1598 nml_get_addr_expr, transfer_namelist_element, build_dt,
1599 gfc_trans_dt_end, transfer_array_component, transfer_expr,
1600 transfer_array_desc, gfc_trans_transfer): Likewise.
1601 * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise.
1602 * trans.c (gfc_build_addr_expr): Mark the base of the address
1603 TREE_ADDRESSABLE.
1604
1605 2009-03-27 Tobias Burnus <burnus@net-b.de>
1606
1607 * gfortran.h (enum init_local_real.): Add GFC_INIT_REAL_SNAN.
1608 (gfc_expr): Add is_snan.
1609 * trans-const.c (gfc_conv_mpfr_to_tree): Support SNaN.
1610 (gfc_conv_constant_to_tree): Update call to gfc_conv_mpfr_to_tree.
1611 * trans-const.h (gfc_conv_mpfr_to_tree): Update prototype.
1612 * resolve.c (build_default_init_expr): Update call.
1613 * target-memory.c (encode_float): Ditto.
1614 * trans-intrinsic.c (gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod,
1615
1616 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1617
1618 * lang.opt: Unify help texts for -I, -Wconversion, -d, -fopenmp,
1619 and -fpreprocessed.
1620
1621 2009-03-06 Alexandre Oliva <aoliva@redhat.com>
1622
1623 * simplify.c (gfc_simplify_transfer): Zero-initialize the
1624 buffer.
1625
1626 2009-02-27 Tobias Burnus <burnus@net-b.de>
1627
1628 PR fortran/39309
1629 * module.c (read_md5_from_module_file): Add missing quote.
1630
1631 2009-02-27 Tobias Burnus <burnus@net-b.de>
1632
1633 PR fortran/39309
1634 * module.c (read_md5_from_module_file): Include mod version
1635 in had-changed test.
1636
1637 2009-02-26 Paul Thomas <pault@gcc.gnu.org>
1638
1639 PR fortran/39295
1640 * interface.c (compare_type_rank_if): Return 1 if the symbols
1641 are the same and deal with external procedures where one is
1642 identified to be a function or subroutine by usage but the
1643 other is not.
1644
1645 2009-02-26 Paul Thomas <pault@gcc.gnu.org>
1646
1647 PR fortran/39292
1648 * trans-array.c (gfc_conv_array_initializer): Convert all
1649 expressions rather than ICEing.
1650
1651 2009-02-21 Thomas Koenig <tkoenig@gcc.gnu.org>
1652
1653 PR fortran/38914
1654 * array.c (ref_dimen_size): Rename to gfc_ref_dimen_size,
1655 make global. Change function name in error messages.
1656 (ref_size): Change ref_dimen_size to gfc_ref_dimen_size.
1657 (gfc_array_ref_shape): Likewise.
1658 * gfortran.h: Add prototype for gfc_ref_dimen_size.
1659 * simplify.c (simplify_bound_dim): Add ref argument.
1660 If the reference isn't a full array, return one for
1661 the lower bound and the extent for the upper bound.
1662 (simplify_bound): For array sections, take as from the
1663 argument. Add reference to all to simplify_bound_dim.
1664
1665 2009-02-19 Daniel Franke <franke.daniel@gmail.com>
1666
1667 * scanner.c (load_line): At end of line, skip '\r' without setting
1668 the truncation flag.
1669
1670 2009-02-18 Daniel Kraft <d@domob.eu>
1671
1672 * gfortran.texi: New chapter about compiler characteristics.
1673 (Compiler Characteristics): Document KIND type parameters here.
1674
1675 2009-02-18 Tobias Burnus <burnus@net-b.de>
1676
1677 * intrinsic.texi (MALLOC): Make example more portable.
1678
1679 2009-02-13 Mikael Morin <mikael.morin@tele2.fr>
1680
1681 PR fortran/38259
1682 * module.c (gfc_dump_module,gfc_use_module): Add module
1683 version number.
1684
1685 2009-02-13 Paul Thomas <pault@gcc.gnu.org>
1686
1687 PR fortran/36703
1688 PR fortran/36528
1689 * trans-expr.c (gfc_conv_function_val): Stabilize Cray-pointer
1690 function references to ensure that a valid expression is used.
1691 (gfc_conv_function_call): Pass Cray pointers to procedures.
1692
1693 2009-02-03 Jakub Jelinek <jakub@redhat.com>
1694
1695 * gfortranspec.c (lang_specific_driver): Update copyright notice
1696 dates.
1697
1698 2009-01-28 Paul Thomas <pault@gcc.gnu.org>
1699
1700 PR fortran/38852
1701 PR fortran/39006
1702 * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use the array
1703 descriptor ubound for UBOUND, when the array lbound == 1.
1704
1705 2009-01-27 Daniel Kraft <d@domob.eu>
1706
1707 PR fortran/38883
1708 * trans-stmt.c (gfc_conv_elemental_dependencies): Create temporary
1709 for the real type needed to make it work for subcomponent-references.
1710
1711 2009-01-21 Daniel Kraft <d@domob.eu>
1712
1713 * trans-stmt.c (gfc_conv_elemental_dependencies): Cleaned up comment.
1714
1715 2009-01-20 Paul Thomas <pault@gcc.gnu.org>
1716
1717 PR fortran/38907
1718 * resolve.c (check_host_association): Remove the matching to
1719 correct an incorrect host association and use manipulation of
1720 the expression instead.
1721
1722 2009-01-20 Tobias Burnus <burnus@net-b.de>
1723
1724 * invoke.texi (RANGE): RANGE also takes INTEGER arguments.
1725
1726 2009-01-19 Mikael Morin <mikael.morin@tele2.fr>
1727
1728 PR fortran/38859
1729 * simplify.c (simplify_bound): Don't use array specification
1730 if variable or component has subsequent references.
1731
1732 2009-01-17 Paul Thomas <pault@gcc.gnu.org>
1733
1734 PR fortran/38657
1735 * module.c (write_common_0): Add argument 'this_module' and
1736 check that non-use associated common blocks are written first.
1737 (write_common): Call write_common_0 twice, once with true and
1738 then with false.
1739
1740 2009-01-17 Paul Thomas <pault@gcc.gnu.org>
1741
1742 PR fortran/34955
1743 * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Has
1744 been absorbed into gfc_conv_intrinsic_transfer. All
1745 references to it in trans-intrinsic.c have been changed
1746 accordingly. PR fixed by using a temporary for scalar
1747 character transfer, when the source is shorter than the
1748 destination.
1749
1750 2009-01-17 Paul Thomas <pault@gcc.gnu.org>
1751
1752 PR fortran/38657
1753 * module.c (write_common_0): Revert patch of 2009-01-05.
1754
1755 2009-01-16 Janus Weil <janus@gcc.gnu.org>
1756
1757 PR fortran/38152
1758 * expr.c (gfc_check_pointer_assign): Allow use-associated procedure
1759 pointers as lvalue.
1760 * trans-decl.c (get_proc_pointer_decl,gfc_create_module_variable):
1761 Enable procedure pointers as module variables.
1762
1763 2009-01-14 Steven G. Kargl <kargl@gcc.gnu.org>
1764
1765 * ChangeLog-2007: Clean out svn merge droppings.
1766
1767 2009-01-10 Paul Thomas <pault@gcc.gnu.org>
1768
1769 PR fortran/38763
1770 * target-memory.c (encode_derived): Encode NULL.
1771
1772 2009-01-10 Paul Thomas <pault@gcc.gnu.org>
1773
1774 PR fortran/38765
1775 * resolve.c (check_host_association): Use the symtree name to
1776 search for a potential contained procedure, since this is the
1777 name by which it would be referenced.
1778
1779 2009-01-06 Thomas Koenig <tkoenig@gcc.gnu.org>
1780
1781 PR fortran/38220
1782 * interface.c (gfc_procedure_use): Don't warn about functions
1783 from ISO_C_BINDING.
1784 * symbol.c (generate_isocbinding_symbol): Mark c_loc and
1785 c_funloc as pure.
1786
1787 2009-01-05 Paul Thomas <pault@gcc.gnu.org>
1788
1789 PR fortran/38657
1790 * module.c (write_common_0): Use the name of the symtree rather
1791 than the common block, to determine if the common has been
1792 written.
1793
1794 2009-01-05 Daniel Franke <franke.daniel@gmail.com>
1795
1796 PR fortran/37159
1797 * check.c (gfc_check_random_seed): Added size check for GET
1798 dummy argument, reworded error messages to follow common pattern.
1799
1800 2009-01-05 Thomas Koenig <tkoenig@gcc.gnu.org>
1801
1802 PR fortran/38672
1803 * trans-types.c (gfc_get_derived_type): Check for the
1804 presence of derived->ns->proc_name before
1805 accessing derived->ns->proc_name->attr.flavor .
1806 * resolve.c (resolve_symbol): Likewise.
1807
1808 2009-01-05 Paul Thomas <pault@gcc.gnu.org>
1809
1810 PR fortran/38665
1811 * gfortran.h : Add bit to gfc_expr 'user_operator'
1812 * interface.c (gfc_extend_expr): Set the above if the operator
1813 is substituted by a function.
1814 * resolve.c (check_host_association): Return if above is set.
1815
1816 2009-01-04 Mikael Morin <mikael.morin@tele2.fr>
1817
1818 PR fortran/35681
1819 * ChangeLog-2008: Fix function name.
1820
1821 PR fortran/38487
1822 * dependency.c (gfc_check_argument_var_dependency):
1823 Move the check for pointerness inside the if block
1824 so that it doesn't affect the return value.
1825
1826 PR fortran/38669
1827 * trans-stmt.c (gfc_trans_call):
1828 Add the dependency code after the loop bounds calculation one.
1829
1830 2009-01-04 Daniel Franke <franke.daniel@gmail.com>
1831
1832 * intrinsic.c (do_simplify): Removed already implemented TODO.
1833
1834 2009-01-04 Daniel Franke <franke.daniel@gmail.com>
1835
1836 PR fortran/38718
1837 * simplify.c (gfc_simplify_merge): New.
1838 * intrinsic.h (gfc_simplify_merge): New prototype.
1839 * intrinsic.c (add_functions): Added simplification for MERGE.
1840
1841 2009-01-04 Mikael Morin <mikael.morin@tele2.fr>
1842
1843 PR fortran/38536
1844 * gfortran.h (gfc_is_data_pointer): Added prototype
1845 * resolve.c (gfc_iso_c_func_interface):
1846 Use gfc_is_data_pointer to test for pointer attribute.
1847 * dependency.c (gfc_is_data_pointer):
1848 Support pointer-returning functions.
1849
1850 2009-01-03 Daniel Franke <franke.daniel@gmail.com>
1851
1852 * symbol.c (save_symbol): Don't SAVE function results.
1853
1854 2009-01-03 Paul Thomas <pault@gcc.gnu.org>
1855
1856 PR fortran/38594
1857 * resolve.c (resolve_call): When searching for proper host
1858 association, use symtree rather than symbol. For everything
1859 except generic subroutines, substitute the symtree in the call
1860 rather than the symbol.
1861
1862 \f
1863 Copyright (C) 2009 Free Software Foundation, Inc.
1864
1865 Copying and distribution of this file, with or without modification,
1866 are permitted in any medium without royalty provided the copyright
1867 notice and this notice are preserved.