re PR fortran/35831 ([F95] Shape mismatch check missing for dummy procedure argument)
[gcc.git] / gcc / fortran / ChangeLog
1 2011-10-04 Janus Weil <janus@gcc.gnu.org>
2
3 PR fortran/35831
4 * interface.c (check_dummy_characteristics): Check the array shape.
5
6 2011-10-01 Janus Weil <janus@gcc.gnu.org>
7
8 PR fortran/50585
9 * interface.c (get_expr_storage_size): Check if 'length' component is
10 associated.
11
12 2011-09-29 Janus Weil <janus@gcc.gnu.org>
13
14 PR fortran/50547
15 * resolve.c (resolve_formal_arglist): Fix pureness check for dummy
16 functions.
17
18 PR fortran/50553
19 * symbol.c (check_conflict): Forbid TARGET attribute for statement
20 functions.
21
22 2011-09-27 Jakub Jelinek <jakub@redhat.com>
23
24 * trans-types.c (gfc_type_for_size): Return wider type
25 if no suitable narrower type has been found.
26 (gfc_type_for_mode): Return NULL_TREE if gfc_type_for_size
27 returned type doesn't have expected TYPE_MODE.
28
29 2011-09-26 Janus Weil <janus@gcc.gnu.org>
30
31 PR fortran/50515
32 * resolve.c (resolve_common_blocks): Check for EXTERNAL attribute.
33
34 PR fortran/50517
35 * interface.c (gfc_compare_interfaces): Bugfix in check for result type.
36
37 2011-09-22 Janus Weil <janus@gcc.gnu.org>
38
39 PR fortran/41733
40 * expr.c (gfc_check_pointer_assign): Check for nonintrinsic elemental
41 procedures.
42 * interface.c (gfc_compare_interfaces): Rename 'intent_flag'. Check
43 for PURE and ELEMENTAL attributes.
44 (compare_actual_formal): Remove pureness check here.
45
46 2011-09-20 Steven G. Kargl <kargl@gcc.gnu.org>
47
48 * check.c (gfc_check_c_sizeof): Remove redundant word.
49
50 2011-09-20 Simon Baldwin <simonb@google.com>
51
52 * module.c (gfc_dump_module): Omit timestamp from output.
53
54 2011-09-17 Janus Weil <janus@gcc.gnu.org>
55
56 PR fortran/50403
57 * symbol.c (gfc_use_derived): Fix coding style.
58
59 2011-09-15 Janus Weil <janus@gcc.gnu.org>
60
61 PR fortran/50401
62 * resolve.c (resolve_transfer): Check if component 'ref' is defined.
63
64 PR fortran/50403
65 * symbol.c (gfc_use_derived): Check if argument 'sym' is defined.
66
67 2011-09-14 Tobias Burnus <burnus@net-b.de>
68
69 PR fortran/34547
70 PR fortran/50375
71 * check.c (gfc_check_null): Allow allocatables as MOLD to NULL.
72 * resolve.c (resolve_transfer): Reject NULL without MOLD.
73 * interface.c (gfc_procedure_use): Reject NULL without MOLD
74 if no explicit interface is known.
75 (gfc_search_interface): Reject NULL without MOLD if it would
76 lead to ambiguity.
77
78 2011-09-13 Janus Weil <janus@gcc.gnu.org>
79
80 PR fortran/50379
81 * symbol.c (check_conflict): Check conflict between GENERIC and RESULT
82 attributes.
83
84 2011-09-11 Thomas Koenig <tkoenig@gcc.gnu.org>
85
86 PR fortran/50327
87 * frontend-passes.c (dummy_expr_callback): New function.
88 (convert_do_while): New function.
89 (optimize_namespace): Call code walker to convert do while loops.
90
91 2011-09-11 Janus Weil <janus@gcc.gnu.org>
92
93 PR fortran/35831
94 PR fortran/47978
95 * interface.c (check_dummy_characteristics): New function to check the
96 characteristics of dummy arguments.
97 (gfc_compare_interfaces,gfc_check_typebound_override): Call it here.
98
99 2011-09-08 Mikael Morin <mikael.morin@sfr.fr>
100
101 * trans-array.c (gfc_trans_constant_array_constructor): Remove
102 superfluous initialisation of DIM field.
103 (gfc_trans_array_constructor): Assert that DIMEN field is properly set.
104 (gfc_conv_expr_descriptor): Ditto.
105 * trans-expr.c (gfc_conv_procedure_call): Ditto.
106
107 2011-09-08 Mikael Morin <mikael.morin@sfr.fr>
108
109 * trans-array.h (gfc_get_scalar_ss): New prototype.
110 * trans-array.c (gfc_get_scalar_ss): New function.
111 (gfc_walk_variable_expr, gfc_walk_op_expr,
112 gfc_walk_elemental_function_args): Re-use gfc_get_scalar_ss.
113 * trans-expr.c (gfc_trans_subarray_assign): Ditto.
114 (gfc_trans_assignment_1): Ditto.
115 * trans-stmt.c (compute_inner_temp_size, gfc_trans_where_assign,
116 gfc_trans_where_3): Ditto.
117
118 2011-09-08 Mikael Morin <mikael.morin@sfr.fr>
119
120 * trans-array.h (gfc_get_temp_ss): New prototype.
121 * trans-array.c (gfc_get_temp_ss): New function.
122 (gfc_conv_resolve_dependencies): Re-use gfc_get_temp_ss.
123 (gfc_conv_expr_descriptor): Ditto.
124 * trans-expr.c (gfc_conv_subref_array_arg): Ditto.
125
126 2011-09-08 Mikael Morin <mikael.morin@sfr.fr>
127
128 * trans-array.h (gfc_get_array_ss): New prototype.
129 * trans-array.c (gfc_get_array_ss): New function.
130 (gfc_walk_variable_expr, gfc_walk_function_expr,
131 gfc_walk_array_constructor): Re-use gfc_get_array_ss.
132 * trans-expr.c (gfc_trans_subarray_assign): Ditto.
133 * trans-intrinsic.c (gfc_walk_intrinsic_bound,
134 gfc_walk_intrinsic_libfunc): Ditto.
135 * trans-io.c (transfer_array_component): Ditto.
136
137 2011-09-08 Tobias Burnus <burnus@net-b.de>
138
139 PR fortran/44646
140 * decl.c (gfc_match_entry, gfc_match_end): Handle COMP_DO_CONCURRENT.
141 * dump-parse-tree.c (show_code_node): Handle EXEC_DO_CONCURRENT.
142 * gfortran.h (gfc_exec_op): Add EXEC_DO_CONCURRENT.
143 * match.c (gfc_match_critical, match_exit_cycle, gfc_match_stopcode,
144 lock_unlock_statement, sync_statement, gfc_match_allocate,
145 gfc_match_deallocate, gfc_match_return): Add DO CONCURRENT diagnostic.
146 (gfc_match_do): Match DO CONCURRENT.
147 (match_derived_type_spec, match_type_spec, gfc_free_forall_iterator,
148 match_forall_iterator, match_forall_header, match_simple_forall,
149 gfc_match_forall): Move up in the file.
150 * parse.c (check_do_closure, parse_do_block): Handle do concurrent.
151 * parse.h (gfc_compile_state): Add COMP_DO_CONCURRENT.
152 * resolve.c (do_concurrent_flag): New global variable.
153 (resolve_function, pure_subroutine, resolve_branch,
154 gfc_resolve_blocks, resolve_code, resolve_types): Add do concurrent
155 diagnostic.
156 * st.c (gfc_free_statement): Handle EXEC_DO_CONCURRENT.
157 * trans-stmt.c (gfc_trans_do_concurrent): New function.
158 (gfc_trans_forall_1): Handle do concurrent.
159 * trans-stmt.h (gfc_trans_do_concurrent): New function prototype.
160 * trans.c (trans_code): Call it.
161 * frontend-passes.c (gfc_code_walker): Handle EXEC_DO_CONCURRENT.
162
163 2011-09-07 Janus Weil <janus@gcc.gnu.org>
164
165 PR fortran/48095
166 * primary.c (gfc_match_structure_constructor): Handle parsing of
167 procedure pointers components in structure constructors.
168 * resolve.c (resolve_structure_cons): Check interface of procedure
169 pointer components. Changed wording of some error messages.
170
171 2011-09-04 Janus Weil <janus@gcc.gnu.org>
172
173 PR fortran/50227
174 * trans-types.c (gfc_sym_type): Check for proc_name.
175
176 2011-08-30 Tobias Burnus <burnus@net-b.de>
177
178 PR fortran/45044
179 * trans-common.c (build_common_decl): Warn if named common
180 block's size is not everywhere the same.
181
182 2011-08-30 Steven G. Kargl <kargl@gcc.gnu.org>
183
184 PR fortran/45170
185 * trans-stmt.c (gfc_trans_allocate): Evaluate the substring.
186
187 2011-08-29 Janus Weil <janus@gcc.gnu.org>
188
189 PR fortran/50225
190 * trans-decl.c (gfc_generate_function_code): Nullify polymorphic
191 allocatable function results.
192
193 2011-08-29 Tobias Burnus <burnus@net-b.de>
194
195 * trans-decl.c (generate_coarray_sym_init): Use
196 GFC_CAF_COARRAY_STATIC for static coarrays.
197
198 2011-08-28 Dodji Seketeli <dodji@redhat.com>
199
200 * scanner.c (load_file): Don't abuse LC_RENAME reason while
201 (indirectly) calling linemap_add.
202
203 2011-08-26 Jakub Jelinek <jakub@redhat.com>
204
205 * trans-decl.c (get_proc_pointer_decl): Set DECL_TLS_MODEL
206 if threadprivate.
207 * symbol.c (check_conflict): Allow threadprivate attribute with
208 FL_PROCEDURE if proc_pointer.
209
210 2011-08-25 Mikael Morin <mikael.morin@gcc.gnu.org>
211
212 PR fortran/50050
213 * expr.c (gfc_free_shape): Do nothing if shape is NULL.
214 (free_expr0): Remove redundant NULL shape check.
215 * resolve.c (check_host_association): Ditto.
216 * trans-expr.c (gfc_trans_subarray_assign): Assert that shape is
217 non-NULL.
218 * trans-io.c (transfer_array_component): Ditto.
219
220 2011-08-25 Tobias Burnus <burnus@net-b.de>
221
222 * trans-array.c (gfc_conv_descriptor_token): Add assert.
223 * trans-decl.c (gfc_build_qualified_array,
224 create_function_arglist): Handle assumed-shape arrays.
225 * trans-expr.c (gfc_conv_procedure_call): Ditto.
226 * trans-types.c (gfc_get_array_descriptor_base): Ditto, don't
227 add "caf_token" to assumed-shape descriptors, new akind argument.
228 (gfc_get_array_type_bounds): Pass akind.
229 * trans.h (lang_decl): New elements caf_offset and token.
230 (GFC_DECL_TOKEN, GFC_DECL_CAF_OFFSET): New macros.
231
232 2011-08-25 Tobias Burnus <burnus@net-b.de>
233
234 * trans-array.c (structure_alloc_comps): Fix for allocatable
235 scalar coarray components.
236 * trans-expr.c (gfc_conv_component_ref): Ditto.
237 * trans-type.c (gfc_get_derived_type): Ditto.
238
239 2011-08-24 Tobias Burnus <burnus@net-b.de>
240
241 PR fortran/50163
242 * expr.c (check_init_expr): Return when an error occured.
243
244 2011-08-24 Joseph Myers <joseph@codesourcery.com>
245
246 * Make-lang.in (fortran/cpp.o): Remove explicit compilation rule.
247
248 2011-08-23 Tobias Burnus <burnus@net-b.de>
249
250 PR fortran/31600
251 * symbol.c (gfc_add_type): Better diagnostic if redefining
252 use-associated symbol.
253 * module.c (gfc_use_module): Use module name as locus.
254
255 2011-08-22 Gabriel Charette <gchare@google.com>
256
257 * cpp.c (gfc_cpp_init): Force BUILTINS_LOCATION for tokens
258 defined in cpp_define_builtins.
259
260 2011-08-22 Mikael Morin <mikael.morin@gcc.gnu.org>
261
262 PR fortran/50050
263 * gfortran.h (gfc_clear_shape, gfc_free_shape): New prototypes.
264 * expr.c (gfc_clear_shape, gfc_free_shape): New functions.
265 (free_expr0): Re-use gfc_free_shape.
266 * trans-expr.c (gfc_trans_subarray_assign): Ditto.
267 * trans-io.c (transfer_array_component): Ditto.
268 * resolve.c (check_host_association): Ditto.
269 (gfc_expr_to_initialize): Don't force the rank value and free the shape
270 after updating the expression. Recalculate shape and rank.
271 (resolve_where_shape): Re-use gfc_clear_shape.
272 * array.c (gfc_array_ref_shape): Ditto.
273
274 2011-08-21 Thomas Koenig <tkoenig@gcc.gnu.org>
275
276 PR fortran/47659
277 * expr.c (gfc_check_assign): Check for type conversions when the
278 right-hand side is a constant REAL/COMPLEX contstant the left-hand
279 side is also REAL/COMPLEX. Don't warn when a narrowing conversion
280 for REAL does not change the value of the constant.
281
282 2011-08-21 Thomas Koenig <tkoenig@gcc.gnu.org>
283
284 PR fortran/50130
285 * resolve.c (resolve_array_ref): Don't calculate upper bound
286 if the stride is zero.
287
288 2011-08-20 Janus Weil <janus@gcc.gnu.org>
289
290 PR fortran/49638
291 * dependency.c (gfc_dep_compare_expr): Add new result value "-3".
292 (gfc_check_element_vs_section,gfc_check_element_vs_element): Handle
293 result value "-3".
294 * frontend-passes.c (optimize_comparison): Ditto.
295 * interface.c (gfc_check_typebound_override): Ditto.
296
297 2011-08-19 Mikael Morin <mikael.morin@sfr.fr>
298
299 PR fortran/50129
300 * parse.c (parse_where): Undo changes after emitting an error.
301
302 2011-08-19 Jakub Jelinek <jakub@redhat.com>
303
304 PR fortran/49792
305 * trans-expr.c (gfc_trans_assignment_1): Set OMPWS_SCALARIZER_WS
306 bit in ompws_flags only if loop.temp_ss is NULL, and clear it if
307 lhs needs reallocation.
308 * trans-openmp.c (gfc_trans_omp_workshare): Don't return early if
309 code is NULL, emit a barrier if workshare emitted no code at all
310 and NOWAIT clause isn't present.
311
312 2011-08-19 Mikael Morin <mikael.morin@sfr.fr>
313
314 PR fortran/50071
315 * gfortran.h (gfc_exec_op): New constant EXEC_END_NESTED_BLOCK.
316 * parse.c (check_statement_label): Accept ST_END_BLOCK and
317 ST_END_ASSOCIATE as valid branch target.
318 (accept_statement): Change EXEC_END_BLOCK to EXEC_END_NESTED_BLOCK.
319 Add EXEC_END_BLOCK code in the ST_END_BLOCK and ST_END_ASSOCIATE cases.
320 * resolve.c (find_reachable_labels): Change EXEC_END_BLOCK to
321 EXEC_END_NESTED_BLOCK.
322 (resolve_branch): Ditto.
323 (resolve_code): Add EXEC_END_NESTED_BLOCK case.
324 * st.c (gfc_free_statement): Ditto.
325 * trans.c (trans_code): Ditto.
326
327 2011-08-18 Mikael Morin <mikael.morin@sfr.fr>
328
329 PR fortran/50071
330 * symbol.c (gfc_get_st_label): Use the derived type namespace when
331 we are parsing a derived type definition.
332
333 2011-08-18 Tobias Burnus <burnus@net-b.de>
334
335 PR fortran/18918
336 * parse.c (parse_derived): Add lock_type
337 checks, improve coarray_comp handling.
338 * resolve.c (resolve_allocate_expr,
339 resolve_lock_unlock, resolve_symbol): Fix lock_type
340 constraint checks.
341
342 2011-08-17 Tobias Burnus <burnus@net-b.de>
343
344 PR fortran/31461
345 * trans-decl.c (generate_local_decl): Warn about
346 unused explicitly imported module variables/parameters.
347
348 2011-08-17 Janus Weil <janus@gcc.gnu.org>
349
350 PR fortran/50070
351 * resolve.c (resolve_fl_variable): Reject non-constant character lengths
352 in COMMON variables.
353
354 2011-08-16 Tobias Burnus <burnus@net-b.de>
355 Dominique Dhumieres <dominiq@lps.ens.fr>
356
357 PR fortran/50094
358 * resolve.c (resolve_symbol): Fix stupid typo.
359
360 2011-08-15 Tobias Burnus <burnus@net-b.de>
361
362 * resolve.c (resolve_symbol): Fix coarray result-var check.
363
364 2011-08-14 Steven G. Kargl <kargl@gcc.gnu.org>
365
366 * module.c (use_iso_fortran_env_module): Spell 'referrenced' correctly.
367
368 2011-08-14 Janus Weil <janus@gcc.gnu.org>
369
370 PR fortran/50073
371 * decl.c (check_function_name): New function, separated off from
372 'variable_decl' and slightly extended.
373 (variable_decl,attr_decl1): Call it.
374
375 2011-08-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
376
377 * Make-lang.in (gfortran$(exeext)): Add $(EXTRA_GCC_LIBS).
378
379 2011-08-07 Janus Weil <janus@gcc.gnu.org>
380 Thomas Koenig <tkoenig@gcc.gnu.org>
381
382 PR fortran/49638
383 * dependency.c (are_identical_variables): For dummy arguments only
384 check for equal names, not equal symbols.
385 * interface.c (gfc_check_typebound_override): Add checking for rank
386 and character length.
387
388 2011-08-07 Janus Weil <janus@gcc.gnu.org>
389
390 PR fortran/49638
391 * dependency.h (gfc_is_same_range,gfc_are_identical_variables): Remove
392 two prototypes.
393 * dependency.c (gfc_are_identical_variables,are_identical_variables):
394 Renamed the former to the latter and made static.
395 (gfc_dep_compare_expr): Renamed 'gfc_are_identical_variables', handle
396 commutativity of multiplication.
397 (gfc_is_same_range,is_same_range): Renamed the former to the latter,
398 made static and removed argument 'def'.
399 (check_section_vs_section): Renamed 'gfc_is_same_range'.
400 * gfortran.h (gfc_check_typebound_override): New prototype.
401 * interface.c (gfc_check_typebound_override): Moved here from ...
402 * resolve.c (check_typebound_override): ... here (and renamed).
403 (resolve_typebound_procedure): Renamed 'check_typebound_override'.
404
405 2011-08-06 Thomas Koenig <tkoenig@gcc.gnu.org>
406
407 PR fortran/50004
408 * target-memory.c (gfc_target_expr-size): Don't clobber typespec
409 for derived types.
410 * simplify.c (gfc_simplify_transfer): Don't calculate source_size
411 twice.
412
413 2011-08-05 Thomas Koenig <tkoenig@gcc.gnu.org>
414
415 PR fortran/37211
416 * gfortran.h (gfc_calculate_transfer_sizes): Add prototype.
417 * target-memory.h (gfc_target_interpret_expr): Add boolean
418 argument wether to convert wide characters.
419 * target-memory.c (gfc_target_expr_size): Also return length
420 of characters for non-constant expressions if these can be
421 determined from the cl.
422 (interpret_array): Add argument for gfc_target_interpret_expr.
423 (gfc_interpret_derived): Likewise.
424 (gfc_target_interpret_expr): Likewise.
425 * check.c: Include target-memory.h.
426 (gfc_calculate_transfer_sizes): New function.
427 (gfc_check_transfer): When -Wsurprising is in force, calculate
428 sizes and warn if result is larger than size (check moved from
429 gfc_simplify_transfer).
430 * simplify.c (gfc_simplify_transfer): Use
431 gfc_calculate_transfer_sizes. Remove warning.
432
433 2011-08-04 Richard Guenther <rguenther@suse.de>
434
435 PR fortran/49957
436 * trans-array.c (add_to_offset): New function.
437 (gfc_conv_array_ref): Build the array index expression in optimally
438 associated order.
439 (gfc_walk_variable_expr): Adjust for the backward walk.
440
441 2011-08-02 Daniel Kraft <d@domob.eu>
442
443 PR fortran/49885
444 * trans-array.c (gfc_trans_auto_array_allocation): Change
445 gfc_start_block to gfc_init_block to avoid spurious extra-scope.
446
447 2011-08-02 Tobias Burnus <burnus@net-b.de>
448
449 * trans-array.c (gfc_array_allocate): Pass token to
450 gfc_allocate_allocatable for -fcoarray=lib.
451 * trans-stmt.c (gfc_trans_allocate): Update
452 gfc_allocate_allocatable call.
453 * trans.h (gfc_allocate_allocatable): Update prototype.
454 (gfc_allocate_using_lib): Remove.
455 * trans.c (gfc_allocate_using_lib): Make static, handle token.
456 (gfc_allocate_allocatable): Ditto.
457
458 2011-08-02 Jakub Jelinek <jakub@redhat.com>
459
460 PR fortran/46752
461 * cpp.c (cpp_define_builtins): Change _OPENMP to 201107.
462 * openmp.c (gfc_free_omp_clauses): Free also final_expr.
463 (OMP_CLAUSE_FINAL, OMP_CLAUSE_MERGEABLE): Define.
464 (gfc_match_omp_clauses): Handle parsing final and mergeable
465 clauses.
466 (OMP_TASK_CLAUSES): Allow final and mergeable clauses.
467 (gfc_match_omp_taskyield): New function.
468 (resolve_omp_clauses): Resolve final clause. Allow POINTERs and
469 Cray pointers in clauses other than REDUCTION.
470 (gfc_match_omp_atomic): Match optional
471 read/write/update/capture keywords after !$omp atomic.
472 (resolve_omp_atomic): Handle all OpenMP 3.1 atomic forms.
473 * dump-parse-tree.c (show_omp_node): Handle EXEC_OMP_TASKYIELD,
474 print final and mergeable clauses.
475 (show_code_node): Handle EXEC_OMP_TASKYIELD.
476 * trans-openmp.c (gfc_trans_omp_clauses): Handle final and
477 mergeable clauses.
478 (gfc_trans_omp_taskyield): New function.
479 (gfc_trans_omp_directive): Handle EXEC_OMP_TASKYIELD.
480 (gfc_trans_omp_atomic): Handle all OpenMP 3.1 atomic forms.
481 (gfc_omp_clause_copy_ctor): Handle non-allocated allocatable.
482 (gfc_omp_predetermined_sharing): Adjust comment.
483 * gfortran.h (gfc_statement): Add ST_OMP_TASKYIELD and
484 ST_OMP_END_ATOMIC.
485 (gfc_omp_clauses): Add final_expr and mergeable fields.
486 (gfc_exec_op): Add EXEC_OMP_TASKYIELD.
487 (gfc_omp_atomic_op): New enum typedef.
488 (struct gfc_code): Add ext.omp_atomic.
489 * trans.c (trans_code): Handle EXEC_OMP_TASKYIELD.
490 * frontend-passes.c (gfc_code_walker): Also walk final_expr.
491 * resolve.c (gfc_resolve_blocks, resolve_code): Handle
492 EXEC_OMP_TASKYIELD.
493 * st.c (gfc_free_statement): Likewise.
494 * match.h (gfc_match_omp_taskyield): New prototype.
495 * parse.c (decode_omp_directive): Handle taskyield directive.
496 Handle !$omp end atomic.
497 (case_executable): Add ST_OMP_TASKYIELD case.
498 (gfc_ascii_statement): Handle ST_OMP_TASKYIELD.
499 (parse_omp_atomic): Return gfc_statement instead of void.
500 For !$omp atomic capture parse two assignments instead of
501 just one and require !$omp end atomic afterwards, for
502 other !$omp atomic forms just allow !$omp end atomic at the
503 end.
504 (parse_omp_structured_block, parse_executable): Adjust
505 parse_omp_atomic callers.
506
507 2011-08-02 Tobias Burnus <burnus@net-b.de>
508
509 * intrinsic.c (OMP_LIB): Updated openmp_version's
510 value to 201107.
511 * gfortran.texi (OpenMP): Update ref to OpenMP 3.1.
512 * intrinsic.texi (OpenMP Modules): Update ref to OpenMP 3.1;
513 remove deleted omp_integer_kind and omp_logical_kind constants.
514
515 2011-07-31 Janus Weil <janus@gcc.gnu.org>
516
517 PR fortran/49112
518 * resolve.c (resolve_structure_cons): Don't do the full dt resolution,
519 only call 'resolve_fl_derived0'.
520 (resolve_typebound_procedures): Resolve typebound procedures of
521 parent type.
522 (resolve_fl_derived0): New function, which does a part of the work
523 for 'resolve_fl_derived'.
524 (resolve_fl_derived): Call 'resolve_fl_derived0' and do some additional
525 things.
526
527 2011-07-30 Thomas Koenig <tkoenig@gcc.gnu.org>
528
529 PR fortran/48876
530 * expr.c (gfc_simplify_expr): If end of a string is less
531 than zero, set it to zero.
532
533 2011-07-28 Jakub Jelinek <jakub@redhat.com>
534
535 PR fortran/31067
536 * frontend-passes.c (optimize_minmaxloc): New function.
537 (optimize_expr): Call it.
538
539 2011-07-27 Tobias Burnus <burnus@net-b.de>
540
541 PR fortran/45586
542 * trans-types.c (gfc_get_derived_type): Ensure that pointer
543 component types are marked as nonrestricted.
544
545 2011-07-27 Daniel Carrera <dcarrera@gmail.com>
546
547 PR fortran/49755
548 * trans.c (gfc_allocate_using_malloc): Change function signature.
549 Return nothing. New parameter "pointer". Eliminate temorary variables.
550 (gfc_allocate_using_lib): Ditto.
551 (gfc_allocate_allocatable): Ditto. Update call to gfc_allocate_using_lib
552 and gfc_allocate_using_malloc. Do not free and then reallocate a
553 variable that is already allocated.
554 (gfc_likely): New function. Basedon gfc_unlikely.
555 * trans-array.c (gfc_array_init_size): New parameter "descriptor_block".
556 Instructions to modify the array descriptor are stored in this block
557 while other instructions continue to be stored in "pblock".
558 (gfc_array_allocate): Update call to gfc_array_init_size. Move the
559 descriptor_block so that the array descriptor is only updated if
560 the array was allocated successfully.
561 Update calls to gfc_allocate_allocatable and gfc_allocate_using_malloc.
562 * trans.h (gfc_allocate_allocatable): Change function signature.
563 Function now returns void.
564 (gfc_allocate_using_lib): Ditto, and new function parameter.
565 (gfc_allocate_using_malloc): Ditto.
566 * trans-openmp.c (gfc_omp_clause_default_ctor,
567 gfc_omp_clause_copy_ctor,gfc_trans_omp_array_reduction): Replace a call
568 to gfc_allocate_allocatable with gfc_allocate_using_malloc.
569 * trans-stmt.c (gfc_trans_allocate): Update function calls for
570 gfc_allocate_allocatable and gfc_allocate_using_malloc.
571
572 2011-07-26 Tobias Burnus <burnus@net-b.de>
573
574 * trans-array.c (CAF_TOKEN_FIELD): New macro constant.
575 (gfc_conv_descriptor_token): New function.
576 * trans-array.h (gfc_conv_descriptor_token): New prototype.
577 * trans-types.c (gfc_get_array_descriptor_base): For coarrays
578 with -fcoarray=lib, append "void *token" to the array descriptor.
579 (gfc_array_descriptor_base_caf): New static variable.
580 * trans-expr.c (gfc_conv_procedure_call): Handle token and offset
581 when passing a descriptor coarray to a nondescriptor dummy.
582
583 2011-07-23 Tobias Burnus <burnus@net-b.de>
584
585 * resolve.c (resolve_symbol): Fix coarray var decl check.
586
587 2011-07-21 Daniel Carrera <dcarrera@gmail.com>
588
589 * trans.c (gfc_allocate_with_status): Split into two functions
590 gfc_allocate_using_malloc and gfc_allocate_usig_lib.
591 (gfc_allocate_using_malloc): The status parameter is now the
592 actual status rather than a pointer. Code cleanup.
593 (gfc_allocate_using_lib): Ditto. Add new parametrs errmsg and
594 errlen. Pass these to the coarray lib.
595 * trans-openmp.c (gfc_omp_clause_default_ctor): Update calls to
596 gfc_allocate_allocatable.
597 (gfc_omp_clause_copy_ctor): Ditto.
598 (gfc_trans_omp_array_reduction): Ditto.
599 * trans-stmt.c (gfc_trans_allocate): Ditto. Update call to
600 gfc_allocate_using_malloc. Pass stat rather than pstat to the allocate
601 fuctions. If using coarray lib, pass errmsg and errlen to the allocate
602 functions. Move error checking outside the if (!gfc_array_allocate)
603 block so that it also affects trees produced by gfc_array_allocate.
604 * trans-array.c (gfc_array_allocate): Add new parameters errmsg
605 and errlen. Replace parameter pstat by status. Code cleanup. Update
606 calls to gfc_allocate_allocatable and gfc_allocate_using_malloc.
607 * trans-array.h (gfc_array_allocate): Update signature of
608 gfc_array_allocate.
609
610 2011-07-21 Steven G. Kargl <kargl@gcc.gnu.org>
611
612 * gfortran.texi: Remove a duplicate word.
613
614 2011-07-21 Tobias Burnus <burnus@net-b.de>
615
616 * check.c (gfc_check_present): Allow coarrays.
617 * trans-array.c (gfc_conv_array_ref): Avoid casting
618 when a pointer is wanted.
619 * trans-decl.c (create_function_arglist): For -fcoarray=lib,
620 handle hidden token and offset arguments for nondescriptor
621 coarrays.
622 * trans-expr.c (get_tree_for_caf_expr): New function.
623 (gfc_conv_procedure_call): For -fcoarray=lib pass the
624 token and offset for nondescriptor coarray dummies.
625 * trans.h (lang_type): Add caf_offset tree.
626 (GFC_TYPE_ARRAY_CAF_OFFSET): New macro.
627
628 2011-07-19 Tobias Burnus <burnus@net-b.de>
629
630 * expr.c (gfc_is_coarray): New function.
631 * gfortran.h (gfc_is_coarray): New prototype.
632 * interface.c (compare_parameter): Use it.
633
634 2011-07-19 Richard Guenther <rguenther@suse.de>
635
636 * trans-expr.c (fill_with_spaces): Use fold_build_pointer_plus.
637 (gfc_trans_string_copy): Likewise.
638 * trans-intrinsic.c (gfc_conv_intrinsic_repeat): Likewise.
639 * trans-types.c (gfc_get_array_descr_info): Likewise.
640 * trans.c (gfc_build_array_ref): Likewise.
641
642 2011-07-19 Janus Weil <janus@gcc.gnu.org>
643
644 PR fortran/49708
645 * resolve.c (resolve_allocate_expr): Fix diagnostics for pointers.
646
647 2011-07-18 Tobias Burnus <burnus@net-b.de>
648
649 * trans-decl.c (gfc_build_qualified_array): Make coarray's
650 token TYPE_QUAL_RESTRICT.
651
652 2011-07-18 Tobias Burnus <burnus@net-b.de>
653
654 * resolve.c (resolve_transfer): Mention defined I/O
655 in the diagnostic for alloc_comp/pointer_comp.
656
657 2011-07-17 Tobias Burnus <burnus@net-b.de>
658
659 PR fortran/34657
660 * module.c (check_for_ambiguous): Check whether the name is matches
661 the current program unit.
662
663 2011-07-17 Tobias Burnus <burnus@net-b.de>
664
665 PR fortran/49624
666 * expr.c (gfc_check_pointer_assign): Fix checking for invalid
667 pointer bounds.
668
669 2011-07-16 Tobias Burnus <burnus@net-b.de>
670
671 * expr.c (gfc_ref_this_image): New function.
672 (gfc_is_coindexed): Use it.
673 * gfortran.h (gfc_ref_this_image): New prototype.
674 * resolve.c (resolve_deallocate_expr,
675 resolve_allocate_expr): Support alloc scalar coarrays.
676 * trans-array.c (gfc_conv_array_ref, gfc_array_init_size,
677 gfc_conv_descriptor_cosize, gfc_array_allocate,
678 gfc_trans_deferred_array): Ditto.
679 * trans-expr.c (gfc_conv_variable) Ditto.:
680 * trans-stmt.c (gfc_trans_deallocate): Ditto.
681 * trans-types.c (gfc_get_element_type, gfc_get_array_type_bounds
682 gfc_get_array_descr_info): Ditto.
683 * trans-decl.c (gfc_get_symbol_decl): Ditto.
684
685 2011-07-11 Jakub Jelinek <jakub@redhat.com>
686
687 PR fortran/49698
688 * trans-stmt.c (gfc_trans_pointer_assign_need_temp): Initialize
689 inner_size to gfc_index_one_node instead of integer_one_node.
690
691 2011-07-10 Tobias Burnus <burnus@net-b.de>
692
693 PR fortran/49690
694 * intrinsic.c (add_functions): Use BT_VOID for 2nd argument of SIGNAL.
695
696 2011-07-09 Uros Bizjak <ubizjak@gmail.com>
697
698 PR fortran/48926
699 * expr.c (gfc_get_corank): Change return value to int.
700 * gfortran.h (gfc_get_corank): Update function prototype.
701
702 2011-07-07 Mikael Morin <mikael.morin@sfr.fr>
703
704 PR fortran/49648
705 * resolve.c (resolve_symbol): Force resolution of function result's
706 array specification.
707
708 2011-07-07 Tobias Burnus <burnus@net-b.de>
709
710 * trans.c (gfc_allocate_with_status): Call _gfortran_caf_register
711 with NULL arguments for (new) stat=/errmsg= arguments.
712
713 2011-07-06 Daniel Carrera <dcarrera@gmail.com>
714
715 * trans-array.c (gfc_array_allocate): Rename allocatable_array to
716 allocatable. Rename function gfc_allocate_array_with_status to
717 gfc_allocate_allocatable_with_status. Update function call for
718 gfc_allocate_with_status.
719 * trans-opemp.c (gfc_omp_clause_default_ctor): Rename function
720 gfc_allocate_array_with_status to gfc_allocate_allocatable_with_status.
721 * trans-stmt.c (gfc_trans_allocate): Update function call for
722 gfc_allocate_with_status. Rename function gfc_allocate_array_with_status
723 to gfc_allocate_allocatable_with_status.
724 * trans.c (gfc_call_malloc): Add new parameter gfc_allocate_with_status
725 so it uses the library for memory allocation when -fcoarray=lib.
726 (gfc_allocate_allocatable_with_status): Renamed from
727 gfc_allocate_array_with_status.
728 (gfc_allocate_allocatable_with_status): Update function call for
729 gfc_allocate_with_status.
730 * trans.h (gfc_coarray_type): New enum.
731 (gfc_allocate_with_status): Update prototype.
732 (gfc_allocate_allocatable_with_status): Renamed from
733 gfc_allocate_array_with_status.
734 * trans-decl.c (generate_coarray_sym_init): Use the new constant
735 GFC_CAF_COARRAY_ALLOC in the call to gfor_fndecl_caf_register.
736
737 2011-07-06 Richard Guenther <rguenther@suse.de>
738
739 * f95-lang.c (gfc_init_decl_processing):
740 Merge calls to build_common_tree_nodes and build_common_tree_nodes_2.
741
742 2011-07-04 Jakub Jelinek <jakub@redhat.com>
743
744 PR fortran/49623
745 * gfortranspec.c (lang_specific_driver): Ignore options with
746 CL_ERR_MISSING_ARG errors.
747
748 2011-07-02 Janus Weil <janus@gcc.gnu.org>
749
750 PR fortran/49562
751 * expr.c (gfc_check_vardef_context): Handle type-bound procedures.
752
753 2011-06-30 Jakub Jelinek <jakub@redhat.com>
754
755 PR fortran/49540
756 * gfortran.h (gfc_constructor): Add repeat field.
757 * trans-array.c (gfc_conv_array_initializer): Handle repeat > 1.
758 * array.c (current_expand): Add repeat field.
759 (expand_constructor): Copy repeat.
760 * constructor.c (node_free, node_copy, gfc_constructor_get,
761 gfc_constructor_lookup): Handle repeat field.
762 (gfc_constructor_lookup_next, gfc_constructor_remove): New functions.
763 * data.h (gfc_assign_data_value): Add mpz_t * argument.
764 (gfc_assign_data_value_range): Removed.
765 * constructor.h (gfc_constructor_advance): Removed.
766 (gfc_constructor_lookup_next, gfc_constructor_remove): New prototypes.
767 * data.c (gfc_assign_data_value): Add REPEAT argument, handle it and
768 also handle overwriting a range with a single entry.
769 (gfc_assign_data_value_range): Removed.
770 * resolve.c (check_data_variable): Adjust gfc_assign_data_value
771 call. Use gfc_assign_data_value instead of
772 gfc_assign_data_value_expr.
773
774 2011-06-27 Janus Weil <janus@gcc.gnu.org>
775
776 PR fortran/49466
777 * trans-array.c (structure_alloc_comps): Make sure sub-components
778 and extended types are correctly deallocated.
779
780 2011-06-21 Andrew MacLeod <amacleod@redhat.com>
781
782 * trans-openmp.c: Add sync_ or SYNC__ to builtin names.
783 * trans-stmt.c: Add sync_ or SYNC__ to builtin names.
784 * trans-decl.c: Add sync_ or SYNC__ to builtin names.
785
786 2011-06-21 Janus Weil <janus@gcc.gnu.org>
787
788 PR fortran/49112
789 * class.c (gfc_find_derived_vtab): Make vtab and default initialization
790 symbols SAVE_IMPLICIT.
791
792 2011-06-20 Tobias Burnus <burnus@net-b.de>
793
794 PR fortran/18918
795 * gfortran.h (gfc_check_vardef_context): Update prototype.
796 (iso_fortran_env_symbol): Handle derived types.
797 (symbol_attribute): Add lock_comp.
798 * expr.c (gfc_check_vardef_context): Add LOCK_TYPE check.
799 * interface.c (compare_parameter, gfc_procedure_use): Handle
800 LOCK_TYPE.
801 (compare_actual_formal): Update
802 gfc_check_vardef_context call.
803 * check.c (gfc_check_atomic_def, gfc_check_atomic_ref): Ditto.
804 * intrinsic.c (check_arglist): Ditto.
805 * io.c (resolve_tag, gfc_resolve_dt, gfc_resolve_inquire): Ditto.
806 * iso-fortran-env.def (ISOFORTRAN_LOCK_TYPE): Add.
807 * intrinsic.texi (ISO_FORTRAN_ENV): Document LOCK_TYPE.
808 * module.c (mio_symbol_attribute): Handle lock_comp.
809 (create_derived_type): New function.
810 (use_iso_fortran_env_module): Call it to handle LOCK_TYPE.
811 * parse.c (parse_derived): Add constraint check for LOCK_TYPE.
812 * resolve.c (resolve_symbol, resolve_lock_unlock): Add constraint
813 checks for LOCK_TYPE.
814 (gfc_resolve_iterator, resolve_deallocate_expr,
815 resolve_allocate_expr, resolve_code, resolve_transfer): Update
816 gfc_check_vardef_context call.
817 * trans-stmt.h (gfc_trans_lock_unlock): New prototype.
818 * trans-stmt.c (gfc_trans_lock_unlock): New function.
819 * trans.c (trans_code): Handle LOCK and UNLOCK.
820
821 2011-06-18 Janus Weil <janus@gcc.gnu.org>
822
823 PR fortran/49400
824 * decl.c (gfc_match_procedure): Allow PROCEDURE declarations inside
825 BLOCK constructs.
826
827 2011-06-17 Janus Weil <janus@gcc.gnu.org>
828
829 PR fortran/48699
830 * check.c (gfc_check_move_alloc): If 'TO' argument is polymorphic,
831 make sure the vtab is present.
832
833 2011-06-16 Janus Weil <janus@gcc.gnu.org>
834
835 PR fortran/49074
836 * interface.c (gfc_extend_assign): Propagate the locus from the
837 assignment to the type-bound procedure call.
838
839 2011-06-16 Janus Weil <janus@gcc.gnu.org>
840
841 PR fortran/49417
842 * module.c (mio_component): Make sure the 'class_ok' attribute is set
843 for use-associated CLASS components.
844 * parse.c (parse_derived): Check for 'class_ok' attribute.
845 * resolve.c (resolve_fl_derived): Ditto.
846
847 2011-06-13 Thomas Koenig <tkoenig@gcc.gnu.org>
848
849 * frontend-passes.c (remove_trim): New function.
850 (optimize_assignment): Use it.
851 (optimize_comparison): Likewise. Return correct status
852 for previous change.
853
854 2011-06-12 Tobias Burnus
855
856 PR fortran/49324
857 * trans-expr.c (gfc_trans_assignment_1): Tell
858 gfc_trans_scalar_assign to also deep-copy RHS nonvariables
859 with allocatable components.
860 * trans-array.c (gfc_conv_expr_descriptor): Ditto.
861
862 2011-05-11 Thomas Koenig <tkoenig@gcc.gnu.org>
863
864 * frontend-passes.c (optimize_assignment): Follow chains
865 of concatenation operators to the end for removing trailing
866 TRIMS for assignments.
867
868 2011-06-10 Daniel Carrera <dcarrera@gmail.com>
869
870 * trans-decl.c (gfc_build_builtin_function_decls):
871 Updated declaration of caf_sync_all and caf_sync_images.
872 * trans-stmt.c (gfc_trans_sync): Function
873 can now handle a "stat" variable that has an integer type
874 different from integer_type_node.
875
876 2011-06-09 Richard Guenther <rguenther@suse.de>
877
878 * trans.c (gfc_allocate_array_with_status): Mark error path
879 as unlikely.
880
881 2011-06-08 Tobias Burnus <burnus@net-b.de>
882
883 PR fortran/18918
884 * gfortran.h (gfc_statement): Add ST_LOCK and ST_UNLOCK.
885 (gfc_exec_op): Add EXEC_LOCK and EXEC_UNLOCK.
886 (gfc_code): Add expr4.
887 * match.h (gfc_match_lock, gfc_match_unlock): New prototypes.
888 * match.c (gfc_match_lock, gfc_match_unlock,
889 lock_unlock_statement): New functions.
890 (sync_statement): Bug fix, avoiding double freeing.
891 (gfc_match_if): Handle LOCK/UNLOCK statement.
892 * parse.c (decode_statement, next_statement,
893 gfc_ascii_statement): Ditto.
894 * st.c (gfc_free_statement): Handle LOCK and UNLOCK.
895 * resolve.c (resolve_lock_unlock): New function.
896 (resolve_code): Call it.
897 * dump-parse-tree.c (show_code_node): Handle LOCK/UNLOCK.
898
899 2011-06-07 Richard Guenther <rguenther@suse.de>
900
901 * f95-lang.c (gfc_init_decl_processing): Do not set
902 size_type_node or call set_sizetype.
903
904 2011-06-05 Tobias Burnus <burnus@net-b.de>
905
906 PR fortran/49255
907 * trans-expr.c (gfc_conv_procedure_call): Fix -fcheck=pointer
908 for F2008.
909
910 2011-06-05 Andreas Schmidt <andreas.schmidt.42@gmx.net>
911 Thomas Koenig <tkoenig@gcc.gnu.org>
912
913 * dump-parse-tree.c (show_symbol): Don't dump namespace
914 for ENTRY to avoid infinite recursion.
915
916 2011-06-02 Asher Langton <langton2@llnl.gov>
917
918 PR fortran/49268
919 * trans-decl.c (gfc_trans_deferred_vars): Treat assumed-size Cray
920 pointees as AS_EXPLICIT.
921
922 2011-06-02 Asher Langton <langton2@llnl.gov>
923
924 PR fortran/37039
925 * decl.c (variable_decl): Merge current_as before copying to cp_as.
926
927 2011-06-02 Steven G. Kargl <kargl@gcc.gnu.org>
928
929 PR fortran/49265
930 * decl.c (gfc_match_modproc): Allow for a double colon in a module
931 procedure statement.
932 * parse.c ( decode_statement): Deal with whitespace around :: in
933 gfc_match_modproc.
934
935 2011-05-31 Tobias Burnus <burnus@net-b.de>
936
937 PR fortran/18918
938 * intrinsic.c (klass): Add CLASS_ATOMIC.
939 (add_subroutines): Add atomic_ref/atomic_define.
940 * intrinsic.texi (ATOMIC_REF, ATOMIC_DEFINE): Document.
941 * intrinsic.h (gfc_check_atomic_def, gfc_check_atomic_ref,
942 gfc_resolve_atomic_def, gfc_resolve_atomic_ref): New prototypes.
943 * gfortran.h (gfc_isym_id): Add GFC_ISYM_ATOMIC_DEF
944 and GFC_ISYM_ATOMIC_REF.
945 (gfc_atomic_int_kind, gfc_atomic_logical_kind): New global vars.
946 * iresolve.c (gfc_resolve_atomic_def, gfc_resolve_atomic_ref): New
947 functions.
948 * check.c (gfc_check_atomic, gfc_check_atomic_def,
949 gfc_check_atomic_ref): New functions.
950 * iso-fortran-env.def (ISOFORTRANENV_FILE_ATOMIC_INT_KIND,
951 ISOFORTRANENV_FILE_ATOMIC_LOGICAL_KIND): Change kind value.
952 * trans-intrinsic.c (conv_intrinsic_atomic_def,
953 conv_intrinsic_atomic_ref, gfc_conv_intrinsic_subroutine): New
954 functions.
955 (conv_intrinsic_move_alloc) Renamed from
956 gfc_conv_intrinsic_move_alloc - and made static.
957 * trans.h (gfc_conv_intrinsic_move_alloc): Remove.
958 (gfc_conv_intrinsic_subroutine) Add prototype.
959 * trans.c (trans_code): Call gfc_conv_intrinsic_subroutine.
960 * trans-types (gfc_atomic_int_kind, gfc_atomic_logical_kind): New
961 global vars.
962 (gfc_init_kinds): Set them.
963
964 2011-05-31 Tobias Burnus <burnus@net-b.de>
965
966 PR fortran/18918
967 * trans-array.c (gfc_trans_dummy_array_bias): Handle
968 cobounds of assumed-shape arrays.
969
970 2011-05-31 Tobias Burnus <burnus@net-b.de>
971
972 PR fortran/18918
973 * resolve.c (resolve_fl_variable): Handle static coarrays
974 with non-constant cobounds.
975
976 2011-05-29 Janus Weil <janus@gcc.gnu.org>
977
978 PR fortran/47601
979 * module.c (mio_component_ref): Handle components of extended types.
980 * symbol.c (gfc_find_component): Return is sym is NULL.
981
982 2011-05-29 Tobias Burnus <burnus@net-b.de>
983
984 PR fortran/18918
985 * interface.c (compare_parameter): Add check for passing coarray
986 to allocatable noncoarray dummy.
987
988 2011-05-29 Tobias Burnus <burnus@net-b.de>
989 Richard Guenther <rguenther@suse.de>
990
991 PR fortran/18918
992 * trans-types.c (gfc_get_nodesc_array_type): Don't mess with
993 the type's TREE_TYPE.
994 * trans-array.c (gfc_conv_array_ref): Use TYPE_MAIN_VARIANT.
995 * trans.c (gfc_build_array_ref): Ditto.
996
997 2011-05-27 Tobias Burnus <burnus@net-b.de>
998
999 PR fortran/18918
1000 * check.c (gfc_check_associated, gfc_check_null): Add coindexed check.
1001 * match.c (gfc_match_nullify): Ditto.
1002 * resolve.c (resolve_deallocate_expr): Ditto.
1003 * trans-types.c (gfc_get_nodesc_array_type): Don't set restricted
1004 for nonpointers.
1005
1006 2011-05-27 Tobias Burnus <burnus@net-b.de>
1007
1008 PR fortran/48820
1009 * gfortran.h (gfc_isym_id): Add GFC_ISYM_RANK.
1010 * intrinsic.c (add_functions): Add rank intrinsic.
1011 (gfc_check_intrinsic_standard): Handle GFC_STD_F2008_TR.
1012 * intrinsic.h (gfc_simplify_rank, gfc_check_rank): Add prototypes.
1013 * simplify.c (gfc_simplify_rank): New function.
1014 * intrinsic.texi (RANK): Add description for rank intrinsic.
1015 * check.c (gfc_check_rank): New function.
1016
1017 2011-05-26 Paul Thomas <pault@gcc.gnu.org>
1018 Thomas Koenig <tkoenig@gcc.gnu.org>
1019
1020 PR fortran/48955
1021 * trans-expr.c (gfc_trans_assignment_1): GFC_REVERSE_NOT_SET
1022 changed to GFC_ENABLE_REVERSE.
1023 * trans-array.c (gfc_init_loopinfo): GFC_CANNOT_REVERSE changed
1024 to GFC_INHIBIT_REVERSE.
1025 * gfortran.h : Enum gfc_reverse is now GFC_ENABLE_REVERSE,
1026 GFC_FORWARD_SET, GFC_REVERSE_SET and GFC_INHIBIT_REVERSE.
1027 * dependency.c (gfc_dep_resolver): Change names for elements of
1028 gfc_reverse as necessary. Change the logic so that forward
1029 dependences are remembered as well as backward ones. When both
1030 have appeared, force a temporary.
1031
1032 2011-05-26 Tobias Burnus <burnus@net-b.de>
1033
1034 PR fortran/18918
1035 * trans-array.c (gfc_conv_array_ref): Handle pointer coarrays.
1036 * trans-decl.c (has_coarray_vars, caf_init_block,
1037 gfor_fndecl_caf_register): New file-global variables.
1038 (gfc_finish_var_decl): Make sure that coarrays in main are static.
1039 (gfc_build_qualified_array): Generate coarray token variable.
1040 (gfc_get_symbol_decl): Don't use a static initializer for coarrays.
1041 (gfc_build_builtin_function_decls): Set gfor_fndecl_caf_register.
1042 (gfc_trans_deferred_vars, gfc_emit_parameter_debug_info): Skip for
1043 static coarrays.
1044 (generate_local_decl): Check for local coarrays.
1045 (create_main_function): SYNC ALL before calling MAIN.
1046 (generate_coarray_sym_init): Register static coarray.
1047 (generate_coarray_init): Generate CAF registering constructor
1048 function.
1049 (gfc_generate_function_code): Call it, if needed, do not create
1050 cgraph twice.
1051 (gfc_generate_module_vars, gfc_process_block_locals): Call
1052 generate_coarray_init.
1053 * trans-types.c (gfc_get_nodesc_array_type): Generate pointers for
1054 -fcoarray=lib.
1055 * trans.h (gfor_fndecl_caf_register): New variable.
1056 (lang_type): New element caf_token.
1057 (GFC_TYPE_ARRAY_CAF_TOKEN): New macro.
1058
1059 2011-05-24 Joseph Myers <joseph@codesourcery.com>
1060
1061 * Make-lang.in (GFORTRAN_D_OBJS): Remove prefix.o.
1062 (gfortran$(exeext)): Use libcommon-target.a.
1063
1064 2011-05-22 Thomas Koenig <tkoenig@gcc.gnu.org>
1065
1066 * frontend-passes.c (cfe_register_funcs): Also register
1067 character functions if their charlens are known and constant.
1068 Also register allocatable functions.
1069
1070 2011-05-21 Janus Weil <janus@gcc.gnu.org>
1071
1072 PR fortran/48699
1073 * match.c (select_type_set_tmp): Make the temporary ALLOCATABLE if the
1074 selector is ALLOCATABLE.
1075
1076 2011-05-20 Janus Weil <janus@gcc.gnu.org>
1077
1078 PR fortran/48706
1079 * module.c (write_dt_extensions): Do not write extended types which
1080 are local to a subroutine.
1081
1082 2011-05-20 Joseph Myers <joseph@codesourcery.com>
1083
1084 * Make-lang.in (GFORTRAN_D_OBJS): Remove version.o and intl.o.
1085
1086 2011-05-20 Janne Blomqvist <jb@gcc.gnu.org>
1087
1088 * gfortran.texi (set_fpe): Update documentation.
1089 * invoke.texi (-ffpe-trap): Likewise.
1090 * libgfortran.h (GFC_FPE_PRECISION): Rename to GFC_FPE_INEXACT.
1091 * options.c (gfc_handle_fpe_trap_option): Handle inexact and make
1092 precision an alias for it.
1093
1094 2011-05-19 Tobias Burnus <burnus@net-b.de>
1095
1096 PR fortran/18918
1097 * trans-types.c (gfc_get_element_type): Handle scalar coarrays.
1098 (gfc_get_nodesc_array_type): Make a variant-type copy for scalar
1099 coarrays.
1100 * trans.c (gfc_build_array_ref): Return original type not variant
1101 copy for scalar coarrays.
1102 * trans-array.c (gfc_conv_array_ref): Ditto.
1103
1104 2011-05-18 Janus Weil <janus@gcc.gnu.org>
1105
1106 PR fortran/48700
1107 * trans-intrinsic.c (gfc_conv_intrinsic_move_alloc): Deallocate 'TO'
1108 argument to avoid memory leaks.
1109
1110 2011-05-16 Tobias Burnus <burnus@net-b.de>
1111
1112 * gfortran.texi (_gfortran_set_options): Add GFC_STD_F2008_TR.
1113 (Fortran 2008 status): Multi-image support for coarrays.
1114 (TR 19113 status): New section.
1115
1116 2011-05-15 Tobias Burnus <burnus@net-b.de>
1117
1118 PR fortran/18918
1119 actual argument is not an array; rank mismatch is diagnosted later.
1120 * trans-decl.c (gfc_get_symbol_decl, gfc_trans_deferred_vars): Handle
1121 scalar coarrays.
1122 * trans-types.c (gfc_get_array_type_bounds): Ditto.
1123
1124 2011-05-15 Joern Rennecke <amylaar@spamcop.net>
1125
1126 PR middle-end/46500
1127 * trans-types.c: Include "tm.h".
1128 [0] (c_size_t_size): Remove.
1129
1130 2011-05-15 Janne Blomqvist <jb@gcc.gnu.org>
1131
1132 PR libfortran/48915
1133 * gfortran.texi (_gfortran_set_options): Even though -fbacktrace
1134 is now the default, the library defaults to backtracing disabled.
1135
1136 2011-05-14 Tobias Burnus <burnus@net-b.de>
1137
1138 * lang.opt (fdump-core): Re-add as ignored option
1139 for backward compatibility.
1140
1141 2011-05-14 Janne Blomqvist <jb@gcc.gnu.org>
1142
1143 PR libfortran/48915
1144 * gfortran.texi: Update mixed-language programming section
1145 reflecting the removal of the fdump-core option, and that
1146 -fbacktrace is now enabled by default.
1147
1148 2011-05-14 Thomas Koenig <tkoenig@gcc.gnu.org>
1149
1150 PR fortran/22572
1151 * frontend-passes.c (cfe_register_funcs): Also register functions
1152 for potential elimination if the rank is > 0, the shape is unknown
1153 and reallocate on assignment is active.
1154 (create_var): For rank > 0 functions with unknown shape, create
1155 an allocatable temporary.
1156
1157 2011-05-14 Tobias Burnus <burnus@net-b.de>
1158
1159 PR fortran/18918
1160 * interface.c (compare_parameter): Skip diagnostic if
1161 actual argument is not an array; rank mismatch is diagnosted later.
1162
1163 2011-05-14 Tobias Burnus <burnus@net-b.de>
1164
1165 * options.c (gfc_init_options, gfc_post_options): Enable
1166 -fstack-arrays by default if -Ofast is used.
1167 * invoke.texi (-fstack-arrays): Document this.
1168
1169 2011-05-14 Janne Blomqvist <jb@gcc.gnu.org>
1170
1171 PR libfortran/48915
1172 * gfortran.h (gfc_option_t): Remove flag_dump_core.
1173 * gfortran.texi (GFORTRAN_ERROR_DUMPCORE): Remove section.
1174 (GFORTRAN_ERROR_BACKTRACE): Document that it's enabled by default.
1175 * intrinsic.texi (ABORT): Remove explanation of -fdump-core.
1176 * invoke.texi: Remove -fdump-core, document that -fbacktrace is
1177 enabled by default.
1178 * lang.opt: Remove -fdump-core.
1179 * options.c (gfc_init_options): Make backtrace default to enabled,
1180 remove dump_core.
1181 (gfc_handle_option): Remove OPT_fdump-core.
1182 * trans-decl.c: Pass a 0 to preserve ABI.
1183
1184 2011-05-14 Janne Blomqvist <jb@gcc.gnu.org>
1185
1186 * gfortran.texi: Remove GFORTRAN_USE_STDERR documentation.
1187
1188 2011-05-13 Tobias Burnus <burnus@net-b.de>
1189
1190 PR fortran/48972
1191 * io.c (resolve_tag_format, resolve_tag): Make sure
1192 that the string is of default kind.
1193 (gfc_resolve_inquire): Also resolve decimal tag.
1194
1195 2011-05-12 Tobias Burnus <burnus@net-b.de>
1196
1197 PR fortran/48972
1198 * resolve.c (resolve_intrinsic): Don't resolve module
1199 intrinsics multiple times.
1200
1201 2011-05-11 Tobias Burnus <burnus@net-b.de>
1202
1203 PR fortran/48889
1204 * expr.c (gfc_is_constant_expr): Use e->value.function.esym
1205 instead of e->symtree->n.sym, if available.
1206
1207 2011-05-07 Eric Botcazou <ebotcazou@adacore.com>
1208
1209 * f95-lang.c (global_bindings_p): Return bool and simplify.
1210
1211 2011-05-07 Tobias Burnus <burnus@net-b.de>
1212
1213 PR fortran/18918
1214 PR fortran/48919
1215 * trans.h: Move gfc_init_coarray_decl prototype ...
1216 * gfortran.h: ... to here.
1217 * parse.c (translate_all_program_units): Call gfc_init_coarray_decl.
1218 (gfc_parse_file): Update translate_all_program_units call.
1219 * trans-decl.c (gfc_init_coarray_decl): Fix variable declaration,
1220 new argument whether DECL_EXTERNAL should be used.
1221 (create_main_function): Update gfc_init_coarray_decl call.
1222 * trans-intrinsic.c (trans_this_image, trans_image_index,
1223 conv_intrinsic_cobound): Ditto.
1224
1225 2011-05-06 Tobias Burnus <burnus@net-b.de>
1226
1227 PR fortran/18918
1228 * trans-array.c (gfc_walk_variable_expr): Continue walking
1229 for scalar coarrays.
1230 * trans-intrinsic.c (convert_element_to_coarray_ref): New function.
1231 (trans_this_image, trans_image_index, conv_intrinsic_cobound): Use it.
1232 (trans_this_image): Fix algorithm.
1233 * trans-types.c (gfc_get_element_type, gfc_get_array_descriptor_base,
1234 gfc_sym_type): Handle scalar coarrays.
1235
1236 2011-05-06 Tobias Burnus <burnus@net-b.de>
1237
1238 PR fortran/48858
1239 PR fortran/48820
1240 * lang.opt (std=f2008tr): New.
1241 * libgfortran.h (GFC_STD_F2008_TR): New macro constant.
1242 * decl.c (verify_c_interop_param): Allow OPTIONAL in BIND(C)
1243 procedures for -std=f2008tr/gnu/legacy.
1244 (gfc_match_import): Set sym to NULL.
1245 * options.c (set_default_std_flags,gfc_handle_option): Handle
1246 -std=f2008tr.
1247 * invoke.texi (-std=): Document -std=f2008tr.
1248
1249 2011-05-05 Nathan Froyd <froydnj@codesourcery.com>
1250
1251 * trans-decl.c (gfc_trans_entry_master_switch): Call build_case_label.
1252 * trans-io.c (add_case): Likewise.
1253 * trans-stmt.c (gfc_trans_integer_select): Likewise.
1254 (gfc_trans_character_select): Likewise.
1255
1256 2011-05-05 Eric Botcazou <ebotcazou@adacore.com>
1257
1258 * trans-decl.c (trans_function_start): Do not set
1259 dont_save_pending_sizes_p.
1260
1261 2011-05-04 Nathan Froyd <froydnj@codesourcery.com>
1262
1263 * trans.h (gfc_chainon_list): Delete.
1264 * trans.c (gfc_chainon_list): Delete.
1265
1266 2011-05-04 Tobias Burnus <burnus@net-b.de>
1267
1268 PR fortran/48864
1269 * invoke.texi (fno-protect-parens): Document
1270 that -Ofast implies -fno-protect-parens.
1271 * options.c (gfc_init_options, gfc_post_options):
1272 Make -Ofast imply -fno-protect-parens.
1273
1274 2011-05-04 Nathan Froyd <froydnj@codesourcery.com>
1275
1276 * trans-decl.c (build_library_function_decl_1): Call
1277 build_function_type_vec. Adjust argument list building accordingly.
1278 * trans-intrinsic.c (gfc_get_intrinsic_lib_fndecl): Likewise.
1279 * trans-types.c (gfc_get_function_type): Likewise.
1280
1281 2011-05-04 Richard Guenther <rguenther@suse.de>
1282
1283 * trans-array.c (gfc_trans_array_constructor_value): Use
1284 size_int for bounds of range types.
1285 (gfc_trans_array_constructor_value): Use size_type_node
1286 for memcpy argument.
1287 * trans-common.c (build_field): Use gfc_charlen_type_node
1288 for lengths.
1289 * trans-openmp.c (gfc_trans_omp_clauses): Do not pass NULL
1290 as type to build_int_cst.
1291 * trans-const.c (gfc_build_string_const): Use size_int
1292 for bounds of range types.
1293 (gfc_build_wide_string_const): Likewise.
1294 * trans-stmt.c (gfc_trans_label_assign): Use gfc_charlen_type_node
1295 for lengths.
1296 (gfc_trans_character_select): Likewise.
1297 (gfc_trans_character_select): Do not pass NULL
1298 as type to build_int_cst.
1299 (gfc_trans_character_select): Use size_int for bounds of range types.
1300 * trans-io.c (gfc_build_io_library_fndecls): Likewise.
1301 (add_case): Do not pass NULL as type to build_int_cst.
1302 (transfer_expr): Likewise.
1303 (transfer_array_desc): Likewise.
1304 * trans-decl.c (gfc_add_assign_aux_vars): Use gfc_charlen_type_node
1305 for lengths.
1306 (gfc_trans_assign_aux_var): Likewise.
1307 (create_main_function): Use size_int for bounds of range types.
1308 * trans-intrinsic.c (gfc_conv_intrinsic_minmax_char): Do not pass
1309 NULL as type to build_int_cst.
1310 (gfc_conv_intrinsic_spacing): Likewise.
1311 (gfc_conv_intrinsic_rrspacing): Likewise.
1312 (gfc_conv_intrinsic_len): Use gfc_charlen_type_node for lengths.
1313
1314 2011-05-04 Richard Guenther <rguenther@suse.de>
1315
1316 * trans-types.c (gfc_get_array_type_bounds): Remove zero notrunc
1317 argument to int_const_binop.
1318
1319 2011-05-03 Tobias Burnus <burnus@net-b.de>
1320
1321 PR fortran/18918
1322 * trans-intrinsic.c (trans_this_image): Implement version with
1323 coarray argument.
1324 (conv_intrinsic_cobound): Simplify code.
1325 (gfc_conv_intrinsic_function): Call trans_this_image for
1326 this_image(coarray) except for -fcoarray=single.
1327
1328 2011-05-02 Steven G. Kargl <kargl@gcc.gnu.org>
1329
1330 PR fortran/48720
1331 * gfortran.texi: Document the 'Q' exponent-letter extension.
1332 * invoke.texi: Document -Wreal-q-constant.
1333 * lang.opt: Add -Wreal-q-constant option.
1334 * gfortran.h: Add warn_real_q_constant to option struct.
1335 * primary.c (match_real_constant): Use it. Accept 'Q' as
1336 exponent-letter for REAL(16) real-literal-constant with a
1337 fallback to REAL(10) or error if REAL(10) is not available.
1338 * options.c (gfc_init_options, set_Wall) Set it.
1339 (gfc_handle_option): Handle new option.
1340
1341 2011-04-30 Thomas Koenig <tkoenig@gcc.gnu.org>
1342
1343 * dump-prase-tree.c (show_code_node): Set the current
1344 namespace to the BLOCK before displaying it; restore
1345 afterwards.
1346
1347 2011-04-30 Tobias Burnus <burnus@net-b.de>
1348
1349 PR fortran/48821
1350 * decl.c (gfc_match_import): Don't try to find the
1351 symbol if already found.
1352
1353 2011-04-30 Paul Thomas <pault@gcc.gnu.org>
1354
1355 PR fortran/48746
1356 * trans-expr.c (fcncall_realloc_result): Set the bounds and the
1357 offset so that the lbounds are one.
1358 (gfc_trans_arrayfunc_assign): Add rank to arguments of above.
1359
1360 2011-04-29 Paul Thomas <pault@gcc.gnu.org>
1361
1362 PR fortran/48462
1363 * trans-expr.c (arrayfunc_assign_needs_temporary): Deal with
1364 automatic reallocation when the lhs is a target.
1365
1366 PR fortran/48746
1367 * trans-expr.c (fcncall_realloc_result): Make sure that the
1368 result dtype field is set before the function call.
1369
1370 2011-04-29 Tobias Burnus <burnus@net-b.de>
1371
1372 PR fortran/48810
1373 * resolve.c (resolve_typebound_generic_call): Don't check access
1374 flags of the specific function.
1375
1376 PR fortran/48800
1377 * resolve.c (resolve_formal_arglist): Don't change AS_DEFERRED
1378 to AS_ASSUMED_SHAPE for function results.
1379 (resolve_fl_var_and_proc): Print also for function results with
1380 AS_DEFERRED an error, if they are not a pointer or allocatable.
1381 (resolve_types): Make sure arguments of procedures in interface
1382 blocks are resolved.
1383
1384 2011-04-29 Michael Matz <matz@suse.de>
1385
1386 * options.c (options.c): Set warn_maybe_uninitialized.
1387
1388 2011-04-28 Tobias Burnus <burnus@net-b.de>
1389
1390 PR fortran/48112
1391 * resolve.c (resolve_fl_var_and_proc): Print diagnostic of
1392 function results only once.
1393 (resolve_symbol): Always resolve function results.
1394
1395 PR fortran/48279
1396 * expr.c (gfc_check_vardef_context): Fix handling of generic
1397 EXPR_FUNCTION.
1398 * interface.c (check_interface0): Reject internal functions
1399 in generic interfaces, unless -std=gnu.
1400
1401 2011-04-27 Tobias Burnus <burnus@net-b.de>
1402
1403 PR fortran/48788
1404 * resolve.c (resolve_global_procedure): Error recovery -
1405 avoid segfault for (non)character-returning functions.
1406
1407 2011-04-26 Thomas Koenig <tkoenig@gcc.gnu.org>
1408
1409 * decl.c (gfc_match_end): Check that the block name starts
1410 with "block@".
1411 * parse.c (gfc_build_block_ns): Make block names unique by
1412 numbering them.
1413
1414 2011-04-26 Thomas Koenig <tkoenig@gcc.gnu.org>
1415
1416 * frontend-passes.c (inserted_block): New variable.
1417 (changed_statement): Likewise.
1418 (create_var): Encase statement to be operated on in a BLOCK.
1419 Adjust code insertion for BLOCK.
1420 (cfe_code): Set inserted_block and changed_statement to NULL.
1421
1422 2011-04-23 Tobias Burnus <burnus@net-b.de>
1423
1424 PR fortran/18918
1425 * module.c (mio_array_spec): Set as->cotype on reading.
1426 * resolve.c (resolve_allocate_expr): Fix allocating coarray
1427 components.
1428
1429 2011-04-21 Thomas Koenig <tkoenig@gcc.gnu.org>
1430
1431 PR fortran/48405
1432 * frontend_passes (cfe_register_funcs): Remove workaround for DO
1433 loops.
1434 (gfc_code_walker): Make sure the pointer to the current
1435 statement doen't change when other statements are inserted.
1436
1437 2011-04-21 Tobias Burnus <burnus@net-b.de>
1438
1439 PR fortran/18918
1440 * array.c (gfc_match_array_spec): Fix maximal rank(+corank) check.
1441
1442 2011-04-20 Jim Meyering <meyering@redhat.com>
1443
1444 * expr.c (free_expr0): Remove useless if-before-free.
1445 * gfortranspec.c (lang_specific_pre_link): Likewise.
1446 * interface.c (gfc_extend_expr): Likewise.
1447 * trans-openmp.c (gfc_trans_omp_array_reduction): Likewise.
1448
1449 2011-04-19 Tobias Burnus <burnus@net-b.de>
1450
1451 PR fortran/48588
1452 PR fortran/48692
1453
1454 * module.c (fix_mio_expr): Commit created symbol.
1455
1456 2011-04-19 Janne Blomqvist <jb@gcc.gnu.org>
1457
1458 * scanner.c (load_file): Use XCNEWVAR instead of xcalloc.
1459
1460 2011-04-19 Janne Blomqvist <jb@gcc.gnu.org>
1461
1462 * frontend-passes.c (gfc_run_passes): Use XDELETEVEC instead of
1463 free.
1464
1465 2011-04-19 Janne Blomqvist <jb@gcc.gnu.org>
1466
1467 * misc.c (gfc_getmem): Remove function.
1468 * gfortran.h: Remove gfc_getmem prototype. Replace gfc_getmem
1469 usage with XCNEW or XCNEWVEC.
1470 * expr.c (gfc_check_assign_symbol): Replace gfc_getmem usage with
1471 XCNEW or XCNEWVEC.
1472 * options.c (gfc_handle_module_path_options)
1473 (gfc_get_option_string): Likewise.
1474 * resolve.c (gfc_resolve_forall): Likewise.
1475 * simplify.c (simplify_transformation_to_array): Likewise.
1476 * target-memory.c (gfc_target_interpret_expr): Likewise.
1477 * trans-common.c (get_segment_info, copy_equiv_list_to_ns)
1478 (get_init_field): Likewise.
1479 * trans-expr.c (gfc_conv_statement_function): Likewise.
1480 * trans-io.c (nml_full_name): Likewise.
1481 * trans-stmt.c (gfc_trans_forall_1): Likewise.
1482 * scanner.c (load_file): Replace gfc_getmem usage with xcalloc.
1483
1484 2011-04-19 Tobias Burnus <burnus@net-b.de>
1485
1486 PR fortran/48588
1487 * parse.c (resolve_all_program_units): Skip modules.
1488 (translate_all_program_units): Handle modules.
1489 (gfc_parse_file): Defer code generation for modules.
1490
1491 2011-04-19 Martin Jambor <mjambor@suse.cz>
1492
1493 * trans-decl.c (gfc_generate_function_code): Call cgraph_create_node
1494 instead of cgraph_get_create_node.
1495
1496 2011-04-18 Jim Meyering <meyering@redhat.com>
1497
1498 remove now-unused definition of gfc_free
1499 * misc.c (gfc_free): Remove function.
1500 * gfortran.h (gfc_free): Remove its prototype.
1501
1502 2011-04-18 Jim Meyering <meyering@redhat.com>
1503
1504 convert each use of gfc_free (p) to free (p)
1505 Do that by running this command:
1506 perl -pi -e 's/\bgfc_free ?\(/free (/' \
1507 $(git grep -El '\bgfc_free ?\(')
1508 which also corrects the few uses that lacked a space between
1509 the function name and the open parenthesis.
1510 Manually undo the change to the function definition itself
1511 and its prototype. They'll be removed next.
1512 * array.c (gfc_free_array_spec, gfc_set_array_spec): s/gfc_free/free/
1513 * constructor.c (node_free): Likewise.
1514 * cpp.c (dump_queued_macros): Likewise.
1515 * data.c (gfc_assign_data_value): Likewise.
1516 * decl.c (free_variable, free_value, gfc_free_data): Likewise.
1517 (gfc_free_data_all, match_old_style_init): Likewise.
1518 (gfc_set_constant_character_len, gfc_free_enum_history, NUM_DECL):
1519 Likewise.
1520 (gfc_match_modproc): Likewise.
1521 * dependency.c (check_section_vs_section): Likewise.
1522 * error.c (gfc_pop_error, gfc_free_error): Likewise.
1523 * expr.c (free_expr0, gfc_free_expr, gfc_free_actual_arglist): Likewise.
1524 (gfc_free_ref_list, gfc_replace_expr, gfc_copy_ref): Likewise.
1525 (find_substring_ref, gfc_simplify_expr, gfc_check_assign_symbol):
1526 Likewise.
1527 * frontend-passes.c (gfc_run_passes, cfe_expr_0): Likewise.
1528 (strip_function_call, optimize_comparison): Likewise.
1529 * interface.c (gfc_free_interface, arginfo, check_interface0): Likewise.
1530 (CHECK_OS_COMPARISON, gfc_extend_assign, gfc_free_formal_arglist):
1531 Likewise.
1532 * intrinsic.c (gfc_intrinsic_done_1, gfc_convert_type_warn): Likewise.
1533 (gfc_convert_chartype): Likewise.
1534 * io.c (gfc_free_open, compare_to_allowed_values, gfc_free_close):
1535 Likewise.
1536 (gfc_free_filepos, gfc_free_dt, gfc_free_inquire): Likewise.
1537 * match.c (gfc_free_iterator, gfc_match_associate): Likewise.
1538 (gfc_free_alloc_list, gfc_free_namelist, gfc_free_equiv_until):
1539 Likewise.
1540 (free_case, gfc_free_forall_iterator): Likewise.
1541 * misc.c: Likewise.
1542 * module.c (free_pi_tree, resolve_fixups, free_rename): Likewise.
1543 (free_true_name, peek_atom, mio_allocated_wide_string): Likewise.
1544 (mio_pool_string, mio_internal_string, mio_gmp_integer): Likewise.
1545 (mio_gmp_real, mio_expr, mio_typebound_proc): Likewise.
1546 (mio_full_typebound_tree, skip_list, load_equiv): Likewise.
1547 (free_written_common, gfc_use_module, gfc_free_use_stmts): Likewise.
1548 * openmp.c (gfc_free_omp_clauses): Likewise.
1549 * options.c (gfc_post_options): Likewise.
1550 * parse.c (select_type_pop, parse_omp_structured_block): Likewise.
1551 * primary.c (gfc_free_structure_ctor_component): Likewise.
1552 * resolve.c (resolve_structure_cons, check_host_association): Likewise.
1553 (gfc_resolve_forall, resolve_equivalence): Likewise.
1554 * scanner.c (gfc_scanner_done_1, gfc_release_include_path): Likewise.
1555 (gfc_define_undef_line, preprocessor_line, include_line): Likewise.
1556 (load_file, gfc_read_orig_filename): Likewise.
1557 * simplify.c (simplify_transformation_to_array): Likewise.
1558 (gfc_simplify_ibits, simplify_shift, gfc_simplify_ishftc, STRING):
1559 Likewise.
1560 (gfc_simplify_compiler_options): Likewise.
1561 * st.c (gfc_free_statement, gfc_free_statements): Likewise.
1562 (gfc_free_association_list): Likewise.
1563 * symbol.c (free_components, gfc_free_st_label, free_st_labels):
1564 Likewise.
1565 (gfc_delete_symtree, gfc_free_symbol, gfc_undo_symbols): Likewise.
1566 (free_old_symbol, gfc_commit_symbols, free_tb_tree): Likewise.
1567 (free_common_tree, free_uop_tree, free_sym_tree): Likewise.
1568 (gfc_free_dt_list, gfc_free_equiv_infos, gfc_free_equiv_lists):
1569 Likewise.
1570 (gfc_free_finalizer, gfc_free_charlen, free_entry_list): Likewise.
1571 (gfc_free_namespace): Likewise.
1572 * trans-array.c (gfc_free_ss, gfc_trans_array_bound_check): Likewise.
1573 (gfc_conv_array_ref, gfc_conv_ss_startstride): Likewise.
1574 (gfc_trans_dummy_array_bias, gfc_conv_array_parameter): Likewise.
1575 * trans-common.c (get_init_field, create_common): Likewise.
1576 * trans-const.c (gfc_build_wide_string_const): Likewise.
1577 (gfc_conv_string_init): Likewise.
1578 * trans-decl.c (gfc_generate_function_code): Likewise.
1579 * trans-expr.c (gfc_conv_substring, gfc_free_interface_mapping):
1580 Likewise.
1581 (SCALAR_POINTER, gfc_conv_statement_function): Likewise.
1582 (gfc_trans_subarray_assign): Likewise.
1583 * trans-intrinsic.c (conv_generic_with_optional_char_arg): Likewise.
1584 * trans-io.c (gfc_trans_io_runtime_check, set_string): Likewise.
1585 (transfer_namelist_element, transfer_array_component): Likewise.
1586 * trans-openmp.c (gfc_trans_omp_array_reduction): Likewise.
1587 * trans-stmt.c (cleanup_forall_symtrees, gfc_trans_forall_1): Likewise.
1588 * trans.c (trans_runtime_error_vararg, gfc_restore_backend_locus):
1589 Likewise.
1590
1591 2011-04-15 Jim Meyering <meyering@redhat.com>
1592
1593 gfortran: remove cpp definition of free, ...
1594 in preparation for the s/gfc_free/free/ transformation.
1595 * gfortran.h (free): Remove macro definition that would otherwise
1596 prevent direct use of the function.
1597
1598 2011-04-18 Tobias Burnus <burnus@net-b.de>
1599
1600 PR fortran/18918
1601 * array.c (gfc_match_array_ref): Check for too many codimensions.
1602 * check.c (gfc_check_image_index): Check number of elements
1603 in SUB argument.
1604 * simplify.c (gfc_simplify_image_index): Remove unreachable checks.
1605
1606 2011-04-18 Tobias Burnus <burnus@net-b.de>
1607
1608 PR fortran/18918
1609 * iresolve.c (gfc_resolve_image_index): Set ts.type.
1610 * simplify.c (gfc_simplify_image_index): Don't abort if the bounds
1611 are not known at compile time and handle -fcoarray=lib.
1612 * trans-intrinsics.c (gfc_conv_intrinsic_function): Handle
1613 IMAGE_INDEX.
1614 (conv_intrinsic_cobound): Fix comment typo.
1615 (trans_this_image): New function.
1616 * trans-array.c (gfc_unlikely): Move to trans.c.
1617 * trans.c (gfc_unlikely): Function moved from trans-array.c.
1618 (gfc_trans_runtime_check): Use it.
1619 * trans-io.c (gfc_trans_io_runtime_check): Ditto.
1620 * trans.h (gfc_unlikely): Add prototype.
1621
1622 2011-04-18 Paul Thomas <pault@gcc.gnu.org>
1623
1624 PR fortran/48462
1625 * trans-expr.c (fcncall_realloc_result): Renamed version of
1626 realloc_lhs_bounds_for_intrinsic_call that does not touch the
1627 descriptor bounds anymore but makes a temporary descriptor to
1628 hold the result.
1629 (gfc_trans_arrayfunc_assign): Modify the reference to above
1630 renamed function.
1631
1632 2011-05-17 Tobias Burnus <burnus@net-b.de>
1633
1634 PR fortran/48624
1635 * trans-decl.c (gfc_get_extern_function_decl): Fix decl
1636 for external procedures with proc arguments.
1637
1638 2011-04-15 Michael Matz <matz@suse.de>
1639
1640 * trans-array.c (toplevel): Include gimple.h.
1641 (gfc_trans_allocate_array_storage): Check flag_stack_arrays,
1642 properly expand variable length arrays.
1643 (gfc_trans_auto_array_allocation): If flag_stack_arrays create
1644 variable length decls and associate them with their scope.
1645 * gfortran.h (gfc_option_t): Add flag_stack_arrays member.
1646 * options.c (gfc_init_options): Handle -fstack_arrays option.
1647 * lang.opt (fstack-arrays): Add option.
1648 * invoke.texi (Code Gen Options): Document it.
1649 * Make-lang.in (trans-array.o): Depend on GIMPLE_H.
1650
1651 2011-04-15 Tobias Burnus <burnus@net-b.de>
1652
1653 PR fortran/18918
1654 * trans-intrinsic.c (conv_intrinsic_cobound): Remove unused
1655 code which is also causing an ICE.
1656
1657 2011-04-14 Nathan Froyd <froydnj@codesourcery.com>
1658
1659 * f95-lang.c (poplevel): Use BLOCK_CHAIN and block_chainon.
1660
1661 2011-04-12 Nathan Froyd <froydnj@codesourcery.com>
1662
1663 * f95-lang.c (union lang_tree_node): Check for TS_COMMON before
1664 calling TREE_CHAIN.
1665
1666 2011-04-12 Paul Thomas <pault@gcc.gnu.org>
1667
1668 PR fortran/48360
1669 PR fortran/48456
1670 * trans-array.c (get_std_lbound): For derived type variables
1671 return array valued component lbound.
1672
1673 2011-04-12 Martin Jambor <mjambor@suse.cz>
1674
1675 * trans-decl.c (gfc_generate_function_code): Call
1676 cgraph_get_create_node instead of cgraph_node.
1677
1678 2011-04-11 Tobias Burnus <burnus@net-b.de>
1679
1680 PR fortran/18918
1681 * simplify.c (simplify_bound_dim): Exit for
1682 ucobound's last dimension unless -fcoarray=single.
1683 * trans-array (gfc_conv_descriptor_size_1): Renamed from
1684 gfc_conv_descriptor_size, made static, has now from_dim and
1685 to_dim arguments.
1686 (gfc_conv_descriptor_size): Call gfc_conv_descriptor_size.
1687 (gfc_conv_descriptor_cosize): New function.
1688 * trans-array.h (gfc_conv_descriptor_cosize): New prototype.
1689 * trans-intrinsic.c (conv_intrinsic_cobound): Add input_location
1690 and handle last codim of ucobound for when -fcoarray is not "single".
1691
1692 2011-04-08 Thomas Koenig <tkoenig@gcc.gnu.org>
1693
1694 PR fortran/48448
1695 * gfortran.h (gfc_option_t): Add warn_function_elimination and
1696 flag_frontend_optimize.
1697 * lang.opt (Wfunction-elimination): Add.
1698 (ffrontend-optimize): Add.
1699 * invoke.texi: Add documentation for -Wfunction-elimination
1700 and -ffrontend-optimize. Add -faggressive-function-elimination
1701 to list of code generation options.
1702 * frontend-passes.c (gfc_run_passes): Run optimizations if
1703 flag_frontend_optimize is set.
1704 (warn_function_elimination): New function.
1705 (cfe_expr_0): Call it if requested to do so.
1706 * options.c (gfc_init_options): Initiate warn_function_elimination
1707 and flag_frontend_optimize.
1708 (gfc_post_options): Set flag_frontend_optimize if not specified
1709 by user, depending on the optimization level.
1710 (gfc_handle_option): Handle -Wfunction-elimination and
1711 -ffrontend-optimize.
1712
1713 2011-04-06 Tobias Burnus <burnus@net-b.de>
1714
1715 PR fortran/18918
1716 * trans-intrinsic.c (gfc_conv_intrinsic_function): Fix
1717 call for this_image.
1718
1719 2011-04-05 Nathan Froyd <froydnj@codesourcery.com>
1720
1721 * trans-intrinsic.c (gfc_build_intrinsic_lib_fndecls): Use
1722 build_function_type_list instead of build_function_type. Correct
1723 argument order for func_frexp and func_scalbn.
1724
1725 2011-04-05 Duncan Sands <baldrick@free.fr>
1726
1727 * f95-lang.c (build_builtin_fntypes): Swap frexp parameter types.
1728
1729 2011-04-04 Thomas Koenig <tkoenig@gcc.gnu.org>
1730
1731 * frontend-passes: (optimize_lexical_comparison): New function.
1732 (optimize_expr): Call it.
1733 (optimize_comparison): Also handle lexical comparison functions.
1734 Return false instad of -2 for unequal comparison.
1735
1736 2011-04-04 Thomas Koenig <tkoenig@gcc.gnu.org>
1737
1738 PR fortran/48412
1739 * frontend-passes (cfe_expr_0): Reverse the order of going
1740 through the loops.
1741
1742 2011-04-04 Tobias Burnus <burnus@net-b.de>
1743 Mikael Morin <mikael.morin@sfr.fr>
1744
1745 PR fortran/18918
1746 * check.c (is_coarray): Update - because of DIMEN_THIS_IMAGE.
1747 * expr.c (gfc_is_coindexed): Ditto.
1748 * gfortran.h (gfc_array_ref_dimen_type): Add DIMEN_THIS_IMAGE.
1749 * interface.c (compare_parameter): Use gfc_expr_attr and
1750 gfc_is_coindexed.
1751 * resolve.c (check_dimension, compare_spec_to_ref,
1752 resolve_allocate_expr, check_data_variable): Update for
1753 DIMEN_THIS_IMAGE.
1754 * simplify.c (gfc_simplify_lcobound, gfc_simplify_this_image,
1755 gfc_simplify_ucobound): Allow non-constant bounds.
1756 * trans-array.c (gfc_set_loop_bounds_from_array_spec,
1757 gfc_trans_create_temp_array, gfc_trans_constant_array_constructor,
1758 gfc_set_vector_loop_bounds, gfc_conv_array_index_offset,
1759 gfc_start_scalarized_body, gfc_trans_scalarizing_loops,
1760 gfc_trans_scalarized_loop_boundary, gfc_conv_section_startstride,
1761 gfc_conv_ss_startstride, gfc_conv_loop_setup,
1762 gfc_trans_array_bounds, gfc_conv_expr_descriptor,
1763 gfc_walk_variable_expr): Handle codimen.
1764 * trans-decl.c (gfc_build_qualified_array): Save cobounds.
1765 * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use arg2.
1766 (conv_intrinsic_cobound): New function.
1767 (gfc_conv_intrinsic_function): Call it.
1768 (gfc_walk_intrinsic_function, gfc_add_intrinsic_ss_code): Handle
1769 ucobound, lcobound, this_image.
1770 * fortran/trans-types.c (gfc_build_array_type): Save cobounds.
1771 (gfc_get_dtype): Honour corank.
1772 (gfc_get_nodesc_array_type): Save corank and codimensions.
1773 (gfc_get_array_type_bounds): Save cobound.
1774 * fortran/trans.h (gfc_ss_info,gfc_loopinfo): Add codimen item.
1775 (gfc_array_kind): Add corank item.
1776 (GFC_TYPE_ARRAY_CORANK): New macro.
1777
1778 2011-04-03 Kai Tietz <ktietz@redhat.com>
1779
1780 PR middle-end/48422
1781 * Make-lang.in (f95-lang.o): Add some missing dependencies.
1782
1783 2011-04-01 Thomas Koenig <tkoenig@gcc.gnu.org>
1784
1785 PR fortran/48352
1786 * frontend-passes (cfe_register_funcs): Don't
1787 register functions if they appear as iterators in DO loops.
1788
1789 2011-03-30 Michael Matz <matz@suse.de>
1790
1791 PR fortran/47516
1792 * trans-expr.c (realloc_lhs_loop_for_fcn_call): Take loop as parameter,
1793 don't use local variable.
1794 (gfc_trans_arrayfunc_assign): Adjust caller.
1795
1796 2011-03-29 Janus Weil <janus@gcc.gnu.org>
1797
1798 PR fortran/48095
1799 * decl.c (match_procedure_decl,match_ppc_decl): Set flavor of interface.
1800 * module.c (MOD_VERSION): Bump.
1801 (mio_typespec): Read/write 'interface' field.
1802 * primary.c (match_string_constant,match_logical_constant): Remove
1803 unneeded code.
1804 (match_complex_constant): Make sure to clear the typespec.
1805
1806 2011-03-29 Thomas Koenig <tkoenig@gcc.gnu.org>
1807
1808 * frontend-passes.c (create_var): Warn about creating an
1809 array temporary if requested.
1810
1811 2011-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
1812
1813 PR fortran/47065
1814 * frontend-passes.c (optimize_trim): Also follow references, except
1815 when they are substring references or array references.
1816
1817 2011-03-27 Tobias Burnus <burnus@net-b.de>
1818
1819 PR fortran/18918
1820 * gfortran.h (gfc_isym_id): Rename GFC_ISYM_NUMIMAGES to
1821 GFC_ISYM_NUM_IMAGES.
1822 (gfc_fcoarray): Add GFC_FCOARRAY_LIB.
1823 * intrinsic.c (add_functions): Update due to GFC_ISYM_NUM_IMAGES
1824 rename.
1825 * invoke.texi (-fcoarray=): Document "lib" argument.
1826 * iresolve.c (gfc_resolve_this_image): Fix THIS IMAGE().
1827 * libgfortran.h (libgfortran_stat_codes): Add comments.
1828 * options.c (gfc_handle_coarray_option): Add -fcoarray=lib.
1829 * simplify.c (gfc_simplify_num_images, gfc_simplify_this_image):
1830 Handle GFC_FCOARRAY_LIB.
1831 * trans.h (gfc_init_coarray_decl): New prototype.
1832 (gfor_fndecl_caf_init, gfor_fndecl_caf_finalize,
1833 gfor_fndecl_caf_critical, gfor_fndecl_caf_end_critical,
1834 gfor_fndecl_caf_sync_all, gfor_fndecl_caf_sync_images,
1835 gfor_fndecl_caf_error_stop, gfor_fndecl_caf_error_stop_str,
1836 gfort_gvar_caf_num_images, gfort_gvar_caf_this_image):
1837 New global variables.
1838 * trans-decl.c: Declare several CAF functions (cf. above).
1839 (gfc_build_builtin_function_decls): Initialize those.
1840 (gfc_init_coarray_decl): New function.
1841 (create_main_function): Call CAF init/finalize functions.
1842 * trans-intrinsic.c (trans_this_image, trans_num_images): New.
1843 (gfc_conv_intrinsic_function): Call those.
1844 * trans-stmt.c (gfc_trans_stop, gfc_trans_sync, gfc_trans_critical):
1845 Add code for GFC_FCOARRAY_LIB.
1846
1847 2011-03-26 Janus Weil <janus@gcc.gnu.org>
1848
1849 PR fortran/48291
1850 * class.c (get_unique_hashed_string): Adjust maximum allowable length
1851 for unique type string.
1852
1853 2011-03-25 Kai Tietz <ktietz@redhat.com>
1854
1855 * scanner.c (preprocessor_line): Use filename_cmp
1856 instead of strcmp.
1857
1858 2011-03-25 Tobias Burnus <burnus@net-b.de>
1859
1860 PR fortran/48174
1861 PR fortran/45304
1862 * trans-types.c (gfc_get_function_type): Don't use varargs if the
1863 procedure is known to have no arguments.
1864
1865 2011-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
1866
1867 PR fortran/22572
1868 * gfortran.h (gfc_option_t) : Add
1869 flag_aggressive_function_elimination.
1870 (gfc_dep_compare_functions): Add prototype.
1871 * lang.opt: Add faggressive-function-elimination.
1872 * invoke.texi: Document -faggressive-function-elimination.
1873 * frontend_passes (expr_array): New static variable.
1874 (expr_size): Likewise.
1875 (expr_count): Likewise.
1876 (current_code): Likewise.
1877 (current_ns): Likewise.
1878 (gfc_run_passes): Allocate and free space for expressions.
1879 (cfe_register_funcs): New function.
1880 (create_var): New function.
1881 (cfc_expr_0): New function.
1882 (cfe_code): New function.
1883 (optimize_namespace): Invoke gfc_code_walker with cfe_code
1884 and cfe_expr_0.
1885 * dependency.c (gfc_dep_compare_functions): New function.
1886 (gfc_dep_compare_expr): Use it.
1887 * options.c (gfc_init_options): Handle
1888 flag_aggressive_function_elimination.
1889 (gfc_handle_option): Likewise.
1890
1891 2011-03-15 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1892
1893 * arith.c (arith_power): Plug memory leak.
1894
1895 2011-03-12 Janus Weil <janus@gcc.gnu.org>
1896
1897 PR fortran/48059
1898 * trans-expr.c (gfc_apply_interface_mapping_to_expr): Replace base type
1899 for polymorphic arguments.
1900
1901 2011-03-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1902
1903 PR fortran/48054
1904 * intrinsic.texi: Clarify doc of logarithm functions.
1905
1906 2011-03-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1907
1908 PR fortran/47552
1909 * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Fix type of
1910 the string length variable.
1911
1912 2011-03-11 Janus Weil <janus@gcc.gnu.org>
1913
1914 PR fortran/47768
1915 * module.c (ab_attribute,attr_bits): Add AB_PROC_POINTER_COMP.
1916 (mio_symbol_attribute): Handle attribute 'proc_pointer_comp'.
1917
1918 2011-03-06 Paul Thomas <pault@gcc.gnu.org>
1919 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1920
1921 PR fortran/47850
1922 * expr.c (gfc_is_constant_expr): Only use gfc_constant_ac if
1923 the expression has an iterator. Otherwise, iterate through the
1924 array, checking for constant expressions for each element.
1925
1926 2011-03-04 Janne Blomqvist <jb@gcc.gnu.org>
1927
1928 PR libfortran/47802
1929 * intrinsic.texi: Update CTIME and FDATE documentation.
1930
1931 2011-03-03 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1932
1933 * invoke.texi (Option Summary, Fortran Dialect Options)
1934 (Preprocessing Options, Runtime Options, Code Gen Options):
1935 Fix vertical list spacing by using @itemx for additinoal
1936 items, empty line before @table. Fix typos.
1937
1938 2011-02-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1939
1940 PR fortran/47894
1941 * intrinsic.texi: Fix doc of the VERIFY intrinsic.
1942
1943 2011-02-26 Tobias Burnus <burnus@net-b.de>
1944
1945 PR fortran/47846
1946 * trans-stmt.c (gfc_trans_allocate): Fix allocation with
1947 type-spec of deferred-length strings.
1948
1949 2011-02-26 Tobias Burnus <burnus@net-b.de>
1950
1951 PR fortran/47886
1952 * openmp.c (gfc_resolve_omp_directive): Resolve if()
1953 condition of OpenMP's task.
1954
1955 2011-02-26 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1956
1957 PR fortran/47894
1958 * intrinsic.texi: Fix doc of the VERIFY intrinsic.
1959
1960 2011-02-24 Tobias Burnus <burnus@net-b.de>
1961
1962 PR fortran/47872
1963 * intrinsic.texi (ALLOCATED, ATAN, BESSEL_JN, BESSEL_YN): Add
1964 multitable for linebreak between different syntax variants.
1965
1966 2011-02-24 Richard Guenther <rguenther@suse.de>
1967
1968 PR fortran/47839
1969 * f95-lang.c (pushdecl): For externs in non-global scope push
1970 a copy of the decl into the BLOCK.
1971
1972 2011-02-23 Mikael Morin <mikael@gcc.gnu.org>
1973
1974 PR fortran/40850
1975 * trans.c (gfc_prepend_expr_to_block): New function.
1976 * trans.h (gfc_prepend_expr_to_block): Declare.
1977 * trans-array.c (gfc_conv_array_parameter): Replace
1978 gfc_add_expr_to_block with gfc_prepend_expr_to_block.
1979
1980 2011-02-22 Paul Thomas <pault@gcc.gnu.org>
1981
1982 PR fortran/45743
1983 * trans-decl.c (gfc_get_extern_function_decl): Don't use the
1984 gsymbol backend_decl if the procedure has a formal argument
1985 that is a procedure.
1986
1987 2011-02-22 Tobias Burnus <burnus@net-b.de>
1988
1989 PR fortran/41359
1990 * trans-stmt.c (gfc_trans_if_1): Use correct line for
1991 expressions in the if condition.
1992
1993 2011-02-20 Tobias Burnus <burnus@net-b.de>
1994
1995 PR fortran/47797
1996 * trans-decl.c (gfc_trans_deferred_vars): Use gfc_set_backend_locus and
1997 gfc_restore_backend_locus to have better debug locations.
1998 * trans-array.c (gfc_trans_deferred_array): Ditto.
1999
2000 2011-02-20 Paul Thomas <pault@gcc.gnu.org>
2001
2002 PR fortran/45077
2003 PR fortran/44945
2004 * trans-types.c (gfc_get_derived_type): Remove code that looks
2005 for decls in gsym and add call to gfc_get_module_backend_decl.
2006 * trans.h : Add prototype for gfc_get_module_backend_decl.
2007 * trans-decl.c (gfc_get_module_backend_decl): New function.
2008 (gfc_get_symbol_decl): Call it.
2009
2010 2011-02-19 Paul Thomas <pault@gcc.gnu.org>
2011
2012 PR fortran/47348
2013 * trans-array.c (get_array_ctor_all_strlen): Move up in file.
2014 (get_array_ctor_var_strlen): Add block dummy and add call to
2015 get_array_ctor_all_strlen instead of giving up on substrings.
2016 Call gcc_unreachable for default case.
2017 (get_array_ctor_strlen): Add extra argument to in call to
2018 get_array_ctor_var_strlen.
2019
2020 2011-02-18 Janus Weil <janus@gcc.gnu.org>
2021
2022 PR fortran/47789
2023 * primary.c (gfc_match_structure_constructor): Handle empty parent
2024 types.
2025
2026 2011-02-18 Tobias Burnus
2027
2028 PR fortran/47775
2029 * trans-expr.c (arrayfunc_assign_needs_temporary): Use
2030 esym to check whether the specific procedure returns an
2031 allocatable or pointer.
2032
2033 2011-02-18 Michael Matz <matz@suse.de>
2034
2035 PR fortran/45586
2036 * gfortran.h (struct gfc_component): Add norestrict_decl member.
2037 * trans.h (struct lang_type): Add nonrestricted_type member.
2038 * trans-expr.c (gfc_conv_component_ref): Search fields with correct
2039 parent type.
2040 * trans-types.c (mirror_fields, gfc_nonrestricted_type): New.
2041 (gfc_sym_type): Use it.
2042
2043 2011-02-18 Janus Weil <janus@gcc.gnu.org>
2044
2045 PR fortran/47768
2046 * resolve.c (resolve_transfer): Reject variables with procedure pointer
2047 components.
2048
2049 2011-02-18 Janus Weil <janus@gcc.gnu.org>
2050
2051 PR fortran/47767
2052 * gfortran.h (gfc_check_access): Removed prototype.
2053 (gfc_check_symbol_access): Added prototype.
2054 * module.c (gfc_check_access): Renamed to 'check_access', made static.
2055 (gfc_check_symbol_access): New function, basically a shortcut for
2056 'check_access'.
2057 (write_dt_extensions,write_symbol0,write_generic,write_symtree): Use
2058 'gfc_check_symbol_access'.
2059 (write_operator,write_module): Renamed 'gfc_check_access'.
2060 * resolve.c (resolve_fl_procedure,resolve_fl_derived,
2061 resolve_fl_namelist,resolve_symbol,resolve_fntype): Use
2062 'gfc_check_symbol_access'.
2063
2064 2011-02-16 Janus Weil <janus@gcc.gnu.org>
2065
2066 PR fortran/47745
2067 * class.c (gfc_build_class_symbol): Set 'class_ok' attribute.
2068 * decl.c (build_sym,attr_decl1): Move setting of 'class_ok' into
2069 'gfc_build_class_symbol'.
2070 (gfc_match_decl_type_spec): Reject unlimited polymorphism.
2071 * interface.c (matching_typebound_op): Check for 'class_ok' attribute.
2072 * match.c (select_type_set_tmp): Move setting of 'class_ok' into
2073 'gfc_build_class_symbol'.
2074 * primary.c (gfc_variable_attr): Check for 'class_ok' attribute.
2075
2076 2011-02-15 Steven G. Kargl <kargl@gcc.gnu.org>
2077
2078 PR fortran/47633
2079 . simplify.c (gfc_simplify_compiler_version): Fix off-by-one issue.
2080
2081 2011-02-14 Janus Weil <janus@gcc.gnu.org>
2082
2083 PR fortran/47730
2084 * parse.c (gfc_build_block_ns): Commit 'block@' symbol.
2085
2086 2011-02-14 Janus Weil <janus@gcc.gnu.org>
2087
2088 PR fortran/47728
2089 * class.c (gfc_build_class_symbol): Give a fatal error on polymorphic
2090 arrays.
2091 * primary.c (gfc_match_varspec): Avoid ICE for invalid class
2092 declaration.
2093
2094 2011-02-14 Janus Weil <janus@gcc.gnu.org>
2095
2096 PR fortran/47349
2097 * interface.c (get_expr_storage_size): Handle derived-type components.
2098
2099 2011-02-13 Tobias Burnus <burnus@net-b.de>
2100
2101 PR fortran/47569
2102 * interface.c (compare_parameter): Avoid ICE with
2103 character components.
2104
2105 2011-02-12 Janus Weil <janus@gcc.gnu.org>
2106
2107 * class.c (gfc_build_class_symbol): Reject polymorphic arrays.
2108 * decl.c (build_sym,build_struct,attr_decl1): Use return value of
2109 'gfc_build_class_symbol'.
2110
2111 2011-02-12 Michael Matz <matz@suse.de>
2112 Janus Weil <janus@gcc.gnu.org>
2113 Tobias Burnus <burnus@net-b.de>
2114
2115 PR fortran/45586
2116 * trans-expr.c (conv_parent_component_references): Avoid unintendent
2117 skipping of parent compounds.
2118
2119 2011-02-11 Tobias Burnus <burnus@net-b.de>
2120
2121 PR fortran/47550
2122 * resolve.c (resolve_formal_arglist): PURE with VALUE
2123 and no INTENT: Add -std= diagnostics.
2124
2125 2011-02-09 Janus Weil <janus@gcc.gnu.org>
2126
2127 PR fortran/47352
2128 * resolve.c (resolve_procedure_interface): If interface has a result
2129 variable, copy the typespec and set result pointer to self.
2130
2131 2011-02-09 Janus Weil <janus@gcc.gnu.org>
2132
2133 PR fortran/47463
2134 * resolve.c (resolve_typebound_subroutine): Remove erroneous line.
2135
2136 2011-02-09 Janus Weil <janus@gcc.gnu.org>
2137
2138 PR fortran/47637
2139 * trans-decl.c (init_intent_out_dt): Handle CLASS arguments.
2140
2141 2011-02-08 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2142
2143 * io.c (match_io_element): Do not set dt if not inquire.
2144
2145 2011-02-08 Janus Weil <janus@gcc.gnu.org>
2146
2147 PR fortran/45290
2148 * expr.c (gfc_check_assign_symbol): Reject pointers as pointer
2149 initialization target.
2150
2151 2011-02-07 Janne Blomqvist <jb@gcc.gnu.org>
2152 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2153
2154 * gfortran.texi (Thread-safety): texinfo styling fixes.
2155 * intrinsic.texi: Likewise.
2156
2157 2011-02-06 Janne Blomqvist <jb@gcc.gnu.org>
2158
2159 * gfortran.texi (Compiler Characteristics): Add reference to
2160 thread-safety section.
2161
2162 2011-02-06 Janne Blomqvist <jb@gcc.gnu.org>
2163
2164 * gfortran.texi (Thread-safety): New section.
2165 * intrinsic.texi (EXECUTE_COMMAND_LINE): Mention thread-safety.
2166 (GETENV): Likewise.
2167 (GET_ENVIRONMENT_VARIABLE): Likewise.
2168 (SYSTEM): Likewise.
2169
2170 2011-02-06 Paul Thomas <pault@gcc.gnu.org>
2171
2172 PR fortran/47592
2173 * trans-stmt.c (gfc_trans_allocate): For deferred character
2174 length allocations with SOURCE, store to the values and string
2175 length to avoid calculating twice. Replace gfc_start_block
2176 with gfc_init_block to avoid unnecessary contexts and to keep
2177 declarations of temporaries where they should be. Tidy up the
2178 code a bit.
2179
2180 2011-02-05 Janne Blomqvist <jb@gcc.gnu.org>
2181
2182 PR fortran/42434
2183 * intrinsic.texi (SYSTEM_CLOCK): Update documentation.
2184
2185 2011-02-02 Janus Weil <janus@gcc.gnu.org>
2186 Paul Thomas <pault@gcc.gnu.org>
2187
2188 PR fortran/47082
2189 * trans-expr.c (gfc_trans_class_init_assign): Add call to
2190 gfc_get_derived_type.
2191 * module.c (read_cleanup): Do not use unique_symtrees for vtabs
2192 or vtypes.
2193
2194 2011-02-02 Janus Weil <janus@gcc.gnu.org>
2195
2196 PR fortran/47572
2197 * resolve.c (resolve_fl_variable): Handle polymorphic allocatables.
2198
2199 2011-02-01 Janus Weil <janus@gcc.gnu.org>
2200
2201 PR fortran/47565
2202 * trans-expr.c (gfc_conv_structure): Handle constructors for procedure
2203 pointer components with allocatable result.
2204
2205 2011-01-31 Janus Weil <janus@gcc.gnu.org>
2206
2207 PR fortran/47455
2208 * trans-expr.c (gfc_conv_procedure_call): Handle procedure pointers
2209 with pointer or allocatable result.
2210
2211 2011-01-31 Paul Thomas <pault@gcc.gnu.org>
2212
2213 PR fortran/47519
2214 * trans-stmt.c (gfc_trans_allocate): Improve handling of
2215 deferred character lengths with SOURCE.
2216 * iresolve.c (gfc_resolve_repeat): Calculate character
2217 length from source length and ncopies.
2218 * dump-parse-tree.c (show_code_node): Show MOLD and SOURCE
2219 expressions for ALLOCATE.
2220
2221 2011-01-31 Janus Weil <janus@gcc.gnu.org>
2222
2223 PR fortran/47463
2224 * resolve.c (resolve_typebound_subroutine): Bug fix for the case of
2225 an argument of a typebound assignment being a component.
2226
2227 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2228
2229 * gfortranspec.c (add_arg_libgfortran) [HAVE_LD_STATIC_DYNAMIC] Use
2230 LD_STATIC_OPTION, LD_DYNAMIC_OPTION.
2231
2232 2011-01-31 Tobias Burnus <burnus@net-b.de>
2233
2234 PR fortran/47042
2235 * resolve.c (resolve_fl_procedure): Reject stmt functions
2236 with pointer/allocatable attribute.
2237
2238 2011-01-31 Tobias Burnus <burnus@net-b.de>
2239
2240 PR fortran/47042
2241 * interface.c (gfc_procedure_use): Add explicit interface check for
2242 pointer/allocatable functions.
2243
2244 2011-01-30 Paul Thomas <pault@gcc.gnu.org>
2245
2246 PR fortran/47523
2247 * trans-expr.c (gfc_trans_assignment_1): If the rhs is an op
2248 expr and is assigned to a deferred character length scalar,
2249 make sure that the function is called before reallocation,
2250 so that the length is available. Include procedure pointer
2251 and procedure pointer component rhs as well.
2252
2253 PR fortran/45170
2254 PR fortran/35810
2255 PR fortran/47350
2256 * gfortran.dg/allocatable_function_5.f90: New test not added by
2257 mistake on 2011-01-28.
2258
2259 2011-01-29 Tobias Burnus <burnus@net-b.de>
2260
2261 PR fortran/47531
2262 * check.c (gfc_check_shape): Support kind argument in SHAPE.
2263 * intrinsic.c (add_functions): Ditto.
2264 * resolve.c (gfc_resolve_shape): Ditto.
2265 * simplify.c (gfc_simplify_shape): Ditto.
2266 * intrinsic.h (gfc_check_shape, gfc_resolve_shape,
2267 gfc_simplify_shape): Update prototypes.
2268 * intrinisc.text (SHAPE): Document kind argument.
2269
2270 2011-01-28 Tobias Burnus <burnus@net-b.de>
2271
2272 PR fortran/47507
2273 * resolve.c (resolve_formal_arglist): Allow arguments with VALUE
2274 attribute also without INTENT.
2275
2276 2011-01-28 Tobias Burnus <burnus@net-b.de>
2277
2278 * gfortran.texi (Fortran 2003 status): Mention support for
2279 nonconstant namelist variables.
2280
2281 2011-01-28 Paul Thomas <pault@gcc.gnu.org>
2282 Tobias Burnus <burnus@gcc.gnu.org>
2283
2284 PR fortran/45170
2285 PR fortran/35810
2286 PR fortran/47350
2287 * interface.c (compare_actual_formal): An allocatable or pointer
2288 deferred length actual is only allowed if the formal argument
2289 is also deferred length. Clean up whitespace.
2290 * trans-expr.c (gfc_conv_procedure_call): Pass string length for
2291 deferred character length formal arguments by reference. Do the
2292 same for function results.
2293 (gfc_trans_pointer_assignment): Do not do runtime check of lhs
2294 and rhs character lengths, if deferred length lhs. In this case
2295 set the lhs character length to that of the rhs.
2296 (gfc_conv_string_parameter): Remove assert that string length is
2297 an integer type.
2298 (is_scalar_reallocatable_lhs): New function.
2299 (alloc_scalar_allocatable_for_assignment): New function.
2300 (gfc_trans_assignment_1): Call above new function. If the rhs is
2301 a deferred character length itself, makes ure that the function
2302 is called before reallocation, so that the length is available.
2303 (gfc_trans_asssignment): Remove error about assignment to
2304 deferred length character variables.
2305 * gfortran.texi : Update entry about (re)allocation on
2306 assignment.
2307 * trans-stmt.c (gfc_trans_allocate): Add code to handle deferred
2308 length character variables.
2309 * module.c (mio_typespec): Transfer deferred characteristic.
2310 * trans-types.c (gfc_get_function_type): New code to generate
2311 hidden typelist, so that those character lengths that are
2312 passed by reference get the right type.
2313 * resolve.c (resolve_contained_fntype): Supress error for
2314 deferred character length functions.
2315 (resolve_function, resolve_fl_procedure) The same.
2316 (check_symbols): Remove the error that support for
2317 entity with deferred type parameter is not yet implemented.
2318 (resolve_fl_derived): The same.
2319 match.c (alloc_opt_list): Allow MOLD for deferred length object.
2320 * trans-decl.c (gfc_get_symbol_decl): For deferred character
2321 length dummies, generate a local variable for string length.
2322 (create_function_arglist): Hidden length can be a pointer.
2323 (gfc_trans_deferred_vars): For deferred character length
2324 results and dummies, assign the string length to the local
2325 variable from the hidden argument on entry and the other way
2326 round on exit, as appropriate.
2327
2328 2011-01-27 Tobias Burnus <burnus@net-b.de>
2329
2330 PR fortran/47474
2331 * trans-decl.c (gfc_generate_function_code): Fix init
2332 of allocatable result variable with allocatable components.
2333
2334 2011-01-27 Tobias Burnus <burnus@net-b.de>
2335
2336 PR fortran/47472
2337 * options.c (gfc_handle_module_path_options): Save
2338 module path without trailing slash as include path.
2339
2340 2011-01-25 Tobias Burnus <burnus@net-b.de>
2341
2342 PR fortran/47448
2343 * interface.c (gfc_check_operator_interface): Fix
2344 defined-assignment check.
2345
2346 2011-01-23 Tobias Burnus <burnus@net-b.de>
2347
2348 PR fortran/47421
2349 * trans-decl.c (gfc_trans_deferred_vars): Do not nullify
2350 scalar allocatable dummy arguments.
2351
2352 2011-01-22 Thomas Koenig <tkoenig@gcc.gnu.org>
2353
2354 PR fortran/38536
2355 * resolve.c (gfc_iso_c_func_interface): For C_LOC,
2356 check for array sections followed by component references
2357 which are illegal. Also check for coindexed arguments.
2358
2359 2011-01-22 Tobias Burnus <burnus@net-b.de>
2360
2361 PR fortran/47399
2362 * primary.c (gfc_match_varspec): Relax gcc_assert to allow for
2363 PARAMETER TBP.
2364
2365 2011-01-21 Tobias Burnus <burnus@net-b.de>
2366
2367 PR fortran/47394
2368 * error.c (gfc_error_now, gfc_fatal_error, gfc_error_check):
2369 Use defined instead of magic number exit status codes.
2370 * scanner.c (include_line, gfc_new_file): Ditto.
2371
2372 2011-01-21 Tobias Burnus <burnus@net-b.de>
2373
2374 PR fortran/47377
2375 * expr.c (gfc_check_pointer_assign): Reject expr data-targets
2376 without pointer attribute.
2377
2378 2011-01-18 Janus Weil <janus@gcc.gnu.org>
2379
2380 PR fortran/47240
2381 * resolve.c (expression_rank): Fix rank of procedure poiner components.
2382 * trans-expr.c (gfc_conv_procedure_call): Take care of procedure
2383 pointer components as actual arguments.
2384
2385 2011-01-17 Jakub Jelinek <jakub@redhat.com>
2386
2387 PR fortran/47331
2388 * gfortran.h (struct gfc_omp_saved_state): New type.
2389 (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New prototypes.
2390 * resolve.c (resolve_global_procedure): Call it around gfc_resolve
2391 call.
2392 * openmp.c (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New
2393 functions.
2394
2395 2011-01-17 Tobias Burnus <burnus@net-b.de>
2396
2397 PR fortran/47327
2398 * invoke.texi (Options to request or suppress errors
2399 and warnings): Fix cross link.
2400
2401 2011-01-15 Tobias Burnus <burnus@net-b.de>
2402
2403 * gfortran.texi: Update Fortran 2003 Status section.
2404
2405 PR fortran/47177
2406 * invoke.texi: Add missing "-E" to the -dM example.
2407
2408 2011-01-13 Tobias Burnus <burnus@net-b.de>
2409
2410 PR fortran/47268
2411 * intrinsic.texi (get_command_argument, get_environment_variable):
2412 Mark arguments as optional in the Arguments section.
2413
2414 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2415 Tobias Burnus <burnus@net-b.de>
2416
2417 PR fortran/47260
2418 * trans-decl.c (gfc_get_extern_function_decl,
2419 build_function_decl): Set TREE_PUBLIC/TREE_EXTERNAL before
2420 calling decl_attributes.
2421
2422 2011-01-13 Tobias Burnus <burnus@net-b.de>
2423 Mikael Morin <mikael@gcc.gnu.org>
2424
2425 PR fortran/45848
2426 PR fortran/47204
2427 * gfortran.h (gfc_code): Move union ext's case_list into
2428 the struct block.
2429 * dump-parse-tree.c (show_code_node): Adapt by prefixing case_list
2430 by "block.".
2431 * frontend-passes.c (gfc_code_walker): Ditto.
2432 * match.c (gfc_match_goto, gfc_match_call, gfc_match_case,
2433 gfc_match_type_is, gfc_match_class_is): Ditto.
2434 * resolve.c (resolve_select, resolve_select_type): Ditto.
2435 * st.c (gfc_free_statement): Ditto.
2436 * trans-stmt.c (gfc_trans_integer_select, gfc_trans_logical_select,
2437 gfc_trans_character_select): Ditto.
2438 * parse.c (resolve_all_program_units): For error recovery, avoid
2439 segfault is proc_name is NULL.
2440
2441 2011-01-11 Paul Thomas <pault@gcc.gnu.org>
2442
2443 PR fortran/47051
2444 * trans-array.c (gfc_alloc_allocatable_for_assignment): Change
2445 to be standard compliant by testing for shape rather than size
2446 before skipping reallocation. Improve comments.
2447
2448 2011-01-09 Janus Weil <janus@gcc.gnu.org>
2449
2450 PR fortran/47224
2451 * resolve.c (resolve_actual_arglist): Remove unneeded and buggy piece
2452 of code.
2453
2454 2011-01-09 Thomas Koenig <tkoenig@gcc.gnu.org>
2455
2456 PR fortran/38536
2457 * resolve.c (is_scalar_expr_ptr): For a substring reference,
2458 use gfc_dep_compare_expr to compare start and end expession.
2459 Add FIXME for using gfc_deb_compare_expr elsewhere.
2460
2461 2011-01-09 Janus Weil <janus@gcc.gnu.org>
2462
2463 PR fortran/46313
2464 * class.c (get_unique_type_string): Make type name start with upper
2465 case letter.
2466
2467 2011-01-08 Thomas Koenig <tkoenig@gcc.gnu.org>
2468
2469 PR fortran/46405
2470 * invoke.texi: Mention -ffree-line-length-none and
2471 -ffixed-line-length-none for preprocessing.
2472
2473 2011-01-08 Paul Thomas <pault@gcc.gnu.org>
2474
2475 PR fortran/46896
2476 * trans-expr.c (gfc_conv_procedure_call): With a non-copying
2477 procedure argument (eg TRANSPOSE) use a temporary if there is
2478 any chance of aliasing due to host or use association.
2479 (arrayfunc_assign_needs_temporary): Correct logic for function
2480 results and do not use a temporary for implicitly PURE
2481 variables. Use a temporary for Cray pointees.
2482 * symbol.c (gfc_add_save): Explicit SAVE not compatible with
2483 implicit pureness of containing procedure.
2484 * decl.c (match_old_style_init, gfc_match_data): Where decl
2485 would fail in PURE procedure, set implicit_pure to zero.
2486 * gfortran.h : Add implicit_pure to structure symbol_attr and
2487 add prototype for function gfc_implicit_pure.
2488 * expr.c (gfc_check_pointer_assign, gfc_check_vardef_context):
2489 Where decl would fail in PURE procedure, reset implicit_pure.
2490 * io.c (match_vtag, gfc_match_open, gfc_match_close,
2491 gfc_match_print, gfc_match_inquire, gfc_match_wait): The same.
2492 * match.c (gfc_match_critical, gfc_match_stopcode,
2493 sync_statement, gfc_match_allocate, gfc_match_deallocate): The
2494 same.
2495 * parse.c (decode_omp_directive): The same.
2496 (parse_contained): If not PURE, set implicit pure attribute.
2497 * resolve.c (resolve_formal_arglist, resolve_structure_cons,
2498 resolve_function, resolve_ordinary_assign) : The same.
2499 (gfc_implicit_pure): New function.
2500 * module.c (mio_symbol_attribute): Introduce AB_IMPLICIT_PURE
2501 to ab_attribute enum and use it in this function.
2502
2503 2011-01-08 Thomas Koenig <tkoenig@gcc.gnu.org>
2504
2505 PR fortran/45777
2506 * symbol.c (gfc_symbols_could_alias): Strip gfc_ prefix,
2507 make static and move in front of its only caller, to ...
2508 * trans-array.c (symbols_could_alias): ... here.
2509 Pass information about pointer and target status as
2510 arguments. Allocatable arrays don't alias anything
2511 unless they have the POINTER attribute.
2512 (gfc_could_be_alias): Keep track of pointer and target
2513 status when following references. Also check if typespecs
2514 of components match those of other components or symbols.
2515
2516 2011-01-07 Tobias Burnus <burnus@net-b.de>
2517
2518 PR fortran/41580
2519 * class.c (gfc_build_class_symbol): Mark __vtab as attr.vtab.
2520 * intrinsic.c (add_functions): Use simplify functions for
2521 EXTENDS_TYPE_OF and SAME_TYPE_AS.
2522 * intrinsic.h (gfc_simplify_extends_type_of,
2523 gfc_simplify_same_type_as): New prototypes.
2524 * simplify.c (is_last_ref_vtab, gfc_simplify_extends_type_of,
2525 gfc_simplify_same_type_as): New functions.
2526
2527 2011-01-07 Janus Weil <janus@gcc.gnu.org>
2528
2529 PR fortran/47189
2530 PR fortran/47194
2531 * gfortran.h (gfc_lval_expr_from_sym): Moved prototype.
2532 * class.c (gfc_class_null_initializer): Initialize _vptr to declared
2533 type.
2534 * expr.c (gfc_lval_expr_from_sym): Moved here from symbol.c.
2535 * resolve.c (resolve_deallocate_expr): _data component will be added
2536 at translation stage.
2537 * symbol.c (gfc_lval_expr_from_sym): Moved to expr.c.
2538 * trans-stmt.c (gfc_trans_deallocate): Reset _vptr to declared type.
2539
2540 2011-01-06 Daniel Franke <franke.daniel@gmail.com>
2541
2542 PR fortran/33117
2543 PR fortran/46478
2544 * parse.c (parse_interface): Remove check for procedure types.
2545 * interface.c (check_interface0): Verify that procedures are
2546 either all SUBROUTINEs or all FUNCTIONs.
2547
2548 2011-01-05 Janus Weil <janus@gcc.gnu.org>
2549
2550 PR fortran/47180
2551 * trans-expr.c (gfc_trans_class_assign): Bugfix for r168524 (make sure
2552 'vtab' is initialized).
2553
2554 2011-01-05 Janus Weil <janus@gcc.gnu.org>
2555
2556 PR fortran/47180
2557 * trans-expr.c (gfc_trans_class_assign): For a polymorphic NULL pointer
2558 assignment, set the _vptr component to the declared type.
2559
2560 2011-01-05 Thomas Koenig <tkoenig@gcc.gnu.org>
2561
2562 PR fortran/46017
2563 * resolve.c (resolve_allocate_deallocate): Follow references to
2564 check for duplicate occurence of allocation/deallocation objects.
2565
2566 2011-01-05 Janus Weil <janus@gcc.gnu.org>
2567
2568 PR fortran/47024
2569 * trans-decl.c (gfc_trans_deferred_vars): Initialize the _vpr component
2570 of polymorphic allocatables according to their declared type.
2571
2572 2011-01-04 Janus Weil <janus@gcc.gnu.org>
2573
2574 PR fortran/46448
2575 * class.c (gfc_find_derived_vtab): Set the module field for the copying
2576 routine to make sure it receives module name mangling.
2577
2578 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2579
2580 * gfortranspec.c (lang_specific_driver): Update copyright notice
2581 dates.
2582
2583 2011-01-03 Janus Weil <janus@gcc.gnu.org>
2584
2585 * intrinsic.texi (LEADZ): Fix example.
2586
2587 2011-01-02 Janus Weil <janus@gcc.gnu.org>
2588
2589 PR fortran/46408
2590 * class.c (gfc_find_derived_vtab): Use EXEC_INIT_ASSIGN for __copy_
2591 routine.
2592
2593 \f
2594 Copyright (C) 2011 Free Software Foundation, Inc.
2595
2596 Copying and distribution of this file, with or without modification,
2597 are permitted in any medium without royalty provided the copyright
2598 notice and this notice are preserved.