projects / gcc.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
history | raw | HEAD
re PR fortran/86837 (Optimization breaks an unformatted read with implicit loop)
[gcc.git] / gcc / fortran / ChangeLog
1 2018-08-24 Thomas Koenig <tkoenig@gcc.gnu.org>
2
3 PR fortran/86837
4 * frontend-passes.c (var_in_expr_callback): New function.
5 (var_in_expr): New function.
6 (traverse_io_block): Use var_in_expr instead of
7 gfc_check_dependency for checking if the variable depends on the
8 previous interators.
9
10 2018-08-23 Janne Blomqvist <blomqvist.janne@gmail.com>
11
12 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxval): Delete
13 HONOR_SIGNED_ZEROS checks.
14
15 2018-08-23 Paul Thomas <pault@gcc.gnu.org>
16
17 PR fortran/86863
18 * resolve.c (resolve_typebound_call): If the TBP is not marked
19 as a subroutine, check the specific symbol.
20
21 2018-08-22 Thomas Koenig <tkoenig@gcc.gnu.org>
22
23 * gfortran.texi: Mention that asynchronous I/O does
24 not work on systems which lack condition variables, such
25 as AIX.
26
27 2018-08-22 Janus Weil <janus@gcc.gnu.org>
28
29 PR fortran/86935
30 * match.c (gfc_match_associate): Improve diagnostics for the ASSOCIATE
31 statement.
32
33 2018-08-22 Andrew Benson <abensonca@gmail.com>
34
35 * module.c (load_generic_interfaces): Move call to find_symbol()
36 so that only occurs if actually needed.
37
38 2018-08-22 Janus Weil <janus@gcc.gnu.org>
39
40 PR fortran/86888
41 * decl.c (gfc_match_data_decl): Allow allocatable components of
42 indirectly recursive type.
43 * resolve.c (resolve_component): Remove two errors messages ...
44 (resolve_fl_derived): ... and replace them by a new one.
45
46 2018-08-21 Janne Blomqvist <jb@gcc.gnu.org>
47
48 * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use
49 MAX_EXPR/MIN_EXPR unconditionally for real arguments.
50 * gfortran.texi (Compiler Characteristics): Document MAX/MIN
51 behavior wrt NaN.
52
53 2018-08-21 Nicolas Koenig <koenigni@gcc.gnu.org>
54 Thomas Koenig <tkoenig@gcc.gnu.org>
55
56 PR fortran/25829
57 * gfortran.texi: Add description of asynchronous I/O.
58 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
59 as volatile.
60 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
61 st_wait_async and change argument spec from ".X" to ".w".
62 (gfc_trans_wait): Pass ID argument via reference.
63
64 2018-08-16 Nathan Sidwell <nathan@acm.org>
65
66 * cpp.c (dump_macro): Use cpp_user_macro_p.
67
68 2018-08-14 Janus Weil <janus@gcc.gnu.org>
69
70 PR fortran/86116
71 * interface.c (compare_type): Remove a CLASS/TYPE check.
72 (compare_type_characteristics): New function that behaves like the old
73 'compare_type'.
74 (gfc_check_dummy_characteristics, gfc_check_result_characteristics):
75 Call 'compare_type_characteristics' instead of 'compare_type'.
76
77 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
78
79 PR fortran/66679
80 * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Class array
81 elements are returned as references to the data element. Get
82 the class expression by stripping back the references. Use this
83 for the element size.
84
85 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
86
87 PR fortran/86906
88 * resolve.c (resolve_fl_variable_derived): Check if the derived
89 type is use associated before checking for the host association
90 error.
91
92 2018-08-10 Janus Weil <janus@gcc.gnu.org>
93
94 PR fortran/57160
95 * invoke.texi (frontend-optimize): Mention short-circuiting.
96 * options.c (gfc_post_options): Disable -ffrontend-optimize with -Og.
97 * resolve.c (resolve_operator): Warn about short-circuiting only with
98 -ffrontend-optimize.
99 * trans-expr.c (gfc_conv_expr_op): Use short-circuiting operators only
100 with -ffrontend-optimize. Without that flag, make sure that both
101 operands are evaluated.
102
103 2018-08-08 Nathan Sidwell <nathan@acm.org>
104
105 * cpp.c (cb_file_change): Use linemap_included_from.
106
107 2018-08-07 Cesar Philippidis <cesar@codesourcery.com>
108
109 * trans-stmt.h: Remove stale reference to trans-openacc.c.
110
111 2018-08-04 Janus Weil <janus@gcc.gnu.org>
112
113 PR fortran/45521
114 * interface.c (gfc_compare_interfaces): Apply additional
115 distinguishability criteria of F08 to operator interfaces.
116
117 2018-07-31 Andre Vieira <andre.simoesdiasvieira@arm.com>
118
119 Revert 'AsyncI/O patch committed'
120 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
121 Thomas Koenig <tkoenig@gcc.gnu.org>
122
123 PR fortran/25829
124 * gfortran.texi: Add description of asynchronous I/O.
125 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
126 as volatile.
127 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
128 st_wait_async and change argument spec from ".X" to ".w".
129 (gfc_trans_wait): Pass ID argument via reference.
130
131 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
132 Thomas Koenig <tkoenig@gcc.gnu.org>
133
134 PR fortran/25829
135 * gfortran.texi: Add description of asynchronous I/O.
136 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
137 as volatile.
138 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
139 st_wait_async and change argument spec from ".X" to ".w".
140 (gfc_trans_wait): Pass ID argument via reference.
141
142 2018-07-20 Martin Sebor <msebor@redhat.com>
143
144 PR middle-end/82063
145 * gfortran.h (gfc_handle_option): Change function argument
146 to HOST_WIDE_INT.
147 * options.c (gfc_handle_option): Same.
148
149 2018-07-20 Andrew Benson <abenson@carnegiescience.edu>
150
151 * gfortran.h (gfc_symbol): Add pointer to next derived type.
152 (gfc_dt_list, gfc_get_dt_list): Remove.
153 (gfc_namespace): Replace gfc_dt_list with gfc_symbol.
154 * parse.c (resolve_all_program_units): Replace gfc_free_dt_list() with
155 simple nullification of gfc_derived_types.
156 * resolve.c (resolve_global_procedure): Replace gfc_dt_list with
157 gfc_symbol.
158 (add_dt_to_dt_list): Change derived type linked list insertion to
159 utilize dt_next pointers in gfc_symbol.
160 * symbol.c (gfc_new_symbol, gfc_free_dt_list, gfc_symbol_done2)
161 (get_iso_c_binding_dt, generate_isocbinding_symbol): Remove
162 gfc_free_dt_list as gfc_dt_list is obsoleted. Change derived type
163 linked list search/insertion to utilize dt_next pointers in gfc_symbol.
164 * trans-types.c (gfc_get_derived_type): Change derived type linked
165 list search to utilize dt_next pointers in gfc_symbol.
166
167 2018-07-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
168
169 * trans-intrinsic.c: (gfc_conv_intrinsic_minmax): Emit MIN_MAX_EXPR
170 or IFN_FMIN/FMAX sequence to calculate the min/max when possible.
171
172 2018-07-18 Janus Weil <janus@gcc.gnu.org>
173 Thomas Koenig <tkoenig@gcc.gnu.org>
174
175 PR fortran/85599
176 * dump-parse-tree.c (show_attr): Add handling of implicit_pure.
177 * frontend-passes.c (do_warn_function_elimination): Do not warn for
178 pure functions.
179 * gfortran.h: Add prototypes for gfc_pure_function and
180 gfc_implicit_pure_function.
181 * gfortran.texi: Add chapter on evaluation of logical expressions.
182 * invoke.texi: Mention that -Wfunction-elimination is implied
183 by -Wextra.
184 * lang.opt: Make -Wextra imply -Wfunction-elimination.
185 * resolve.c (pure_function): Rename to gfc_pure_function.
186 (gfc_implicit_pure_function): New function.
187 (check_pure_function): Use it here.
188 (impure_function_callback): New function.
189 (resolve_operator): Call it via gfc_expr_walker.
190
191 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
192
193 PR fortran/83184
194 * decl.c (match_old_style_init): Initialize locus of variable expr when
195 creating a data variable.
196 (match_clist_expr): Verify array is explicit shape/size before
197 attempting to allocate constant array constructor.
198
199 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
200
201 PR fortran/86417
202 * module.c (mio_component): Set component->loc when loading from module.
203
204 2018-07-10 Jakub Jelinek <jakub@redhat.com>
205
206 PR fortran/86421
207 * module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
208 _UVAL suffixes.
209 (mio_omp_declare_simd): Save and restore ref, val and uval modifiers
210 on linear clauses. Initialize n->where to gfc_current_locus.
211
212 2018-07-05 Paul Thomas <pault@gcc.gnu.org>
213
214 PR fortran/86408
215 * resolve.c.c (resolve_contained_fntype): Reference to C418 is
216 in F2008 and not F2003.
217 (resolve_function): Ditto in error message. Also, exclude
218 deferred character length results from the error.
219
220 2018-07-05 Fritz Reese <fritzoreese@gmail.com>
221
222 PR fortran/83183
223 PR fortran/86325
224 * expr.c (class_allocatable, class_pointer, comp_allocatable,
225 comp_pointer): New helpers.
226 (component_initializer): Generate EXPR_NULL for allocatable or pointer
227 components. Do not generate initializers for components within BT_CLASS.
228 Do not assign to comp->initializer.
229 (gfc_generate_initializer): Use new helpers; move code to generate
230 EXPR_NULL for class allocatable components into component_initializer().
231
232 2018-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
233
234 PR fortran/82009
235 * trans-decl.c (gfc_process_block_locals): Delete assert and set
236 saved_local_decls = NULL_TREE.
237
238 2018-07-02 Richard Biener <rguenther@suse.de>
239
240 PR lto/86321
241 * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
242 for the distinct type copy.
243
244 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
245
246 PR fortran/82969
247 PR fortran/86242
248 * trans-array.c (structure_alloc_comps): Do not explicitly copy
249 procedure pointer components.
250
251 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
252
253 PR fortran/45305
254 * expr.c : Add a prototype for scalarize_intrinsic_call.
255 (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
256 intrinsic function calls.
257 (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
258 the expression or any of the actual argument expressions are
259 NULL. Before calling gfc_check_init_expr, check 'init_flag'.
260 Only simplify the scalarized expressions if there are no errors
261 on the stack.
262 (gfc_check_init_expr): Set 'init_flag' true in the call to
263 scalarize_intrinsic_call.
264
265 2018-06-28 Fritz Reese <fritzoreese@gmail.com>
266
267 PR fortran/82865
268 * decl.c (gfc_match_type): Refactor and check for PDT declarations.
269
270 2018-06-28 Martin Liska <mliska@suse.cz>
271
272 * gfortranspec.c: Include opt-suggestions.h.
273
274 2018-06-25 Fritz Reese <fritzoreese@gmail.com>
275
276 PR fortran/82972
277 PR fortran/83088
278 PR fortran/85851
279 * expr.c (component_initializer): Assign init expr to c->initializer.
280 (generate_isocbinding_initializer): New.
281 (gfc_generate_initializer): Call generate_isocbinding_initializer to
282 generate initializers for c_ptr and c_funptr with -finit-derived.
283
284 2018-06-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
285
286 PR fortran/85983
287 * interface.c (check_dtio_interface1): Delete assert.
288
289 2018-06-22 Paul Thomas <pault@gcc.gnu.org>
290 Rainer Orth <ro@gcc.gnu.org>
291
292 PR fortran/86281
293 * resolve.c (resolve_contained_fntype): Check for the charlen
294 before testing the length.
295
296 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
297
298 PR fortran/49630
299 * resolve.c (resolve_contained_fntype): Change standard ref.
300 from F95 to F2003: C418. Correct a spelling error in a comment.
301 It is an error for an abstract interface to have an assumed
302 character length result.
303 * trans-expr.c (gfc_conv_procedure_call): Likewise change the
304 standard reference.
305
306 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
307
308 PR fortran/83118
309 * resolve.c (resolve_ordinary_assign): Force the creation of a
310 vtable for assignment of non-polymorphic expressions to an
311 unlimited polymorphic object.
312 * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
313 size of the rhs type for such assignments. Set the dtype, _len
314 and vptrs appropriately.
315 * trans-expr.c (gfc_trans_assignment): Force the use of the
316 _copy function for these assignments.
317
318 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
319 Thomas Schwinge <thomas@codesourcery.com>
320 Cesar Philippidis <cesar@codesourcery.com>
321
322 * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
323 bitfields.
324 * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
325 OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
326 (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
327 create, deviceptr, present_of_*. Add support for finalize and
328 if_present.
329 (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
330 (OACC_KERNELS_CLAUSES): Likewise.
331 (OACC_DATA_CLAUSES): Likewise.
332 (OACC_DECLARE_CLAUSES): Likewise.
333 (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
334 (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
335 (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
336 (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
337 * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
338 and FINALIZE.
339
340 2018-06-18 Eric Botcazou <ebotcazou@adacore.com>
341
342 * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
343
344 2018-06-17 Eric Botcazou <ebotcazou@adacore.com>
345
346 * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
347 (nonlocal_dummy_decls): Likewise.
348 (gfc_nonlocal_dummy_array_decl): Likewise.
349 (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
350 (gfc_get_fake_result_decl): Do not generate a new DECL if simply
351 reusing the result of a recursive call.
352 (gfc_generate_function_code): Do not create, insert and destroy
353 nonlocal_dummy_decls.
354
355 2018-06-13 Steven G. Kargl <kargl@gcc.gnu.org>
356
357 PR fortran/86110
358 * array.c (gfc_resolve_character_array_constructor): Avoid NULL
359 pointer dereference.
360
361 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
362
363 PR fortran/85703
364 * parse.c (decode_oacc_directive): Set gfc_matching_function
365 to false.
366 (decode_omp_directive): Likewise.
367
368 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
369
370 PR fortran/85702
371 * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
372
373 2018-06-12 David Malcolm <dmalcolm@redhat.com>
374
375 PR other/69968
376 * misc.c (gfc_closest_fuzzy_match): Update for renaming of
377 levenshtein_distance to get_edit_distance.
378
379 2018-06-12 Steven G. Kargl <kargl@gcc.gnu.org>
380
381 PR fortran/44491
382 * expr.c (gfc_check_assign): Select non-NULL locus.
383
384 2018-06-11 Janus Weil <janus@gcc.gnu.org>
385
386 PR fortran/45521
387 * interface.c (compare_ptr_alloc): New function.
388 (generic_correspondence): Call it.
389
390 2018-06-10 Thomas Koenig <tkoenig@gcc.gnu.org>
391
392 * gfortran.h (gfc_expr): Add no_bounds_check field.
393 * frontend-passes.c (get_array_inq_function): Set no_bounds_check
394 on function and function argument.
395 (inline_matmul_assign): Set no_bounds_check on zero expression
396 and on lhs of zero expression.
397 Also handle A1B2 case if realloc on assigment is active.
398 * trans-array.c (gfc_conv_array_ref): Don't do range checking
399 if expr has no_bounds_check set.
400 (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
401 has it set.
402 * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
403 on lss and lss if the corresponding expressions have it set.
404
405 2018-06-10 Dominique d'Humieres <dominiq@gcc.gnu.org>
406
407 PR fortran/79854
408 * trans-const.c: Remove include "diagnostic-core.h".
409 (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
410
411 2018-06-10 Janus Weil <janus@gcc.gnu.org>
412
413 PR fortran/85088
414 * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
415 INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
416 and remove a TODO note.
417 * gfortran.h: Add a comment to sym_intent.
418
419 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
420
421 PR fortran/38351
422 * resolve.c (resolve_operator): Provide better error message for
423 derived type entity used in an binary intrinsic numeric operator.
424
425 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
426
427 PR fortran/85138
428 PR fortran/85996
429 PR fortran/86051
430 * decl.c (gfc_match_char_spec): Use private namespace in attempt to
431 reduce a charlen to a constant.
432
433 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
434
435 PR fortran/78278
436 * data.c (gfc_assign_data_value): Re-arrange code to allow for
437 an error for double initialization of CHARACTER entities.
438
439 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
440
441 PR fortran/63514
442 * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
443
444 2018-06-08 Thomas Koenig <tkoenig@gcc.gnu.org>
445
446 PR fortran/85631
447 * trans.h (gfc_ss): Add field no_bounds_check.
448 * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
449 ss->no_bounds_check is set, do not use runtime checks.
450 * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
451 for reallocatable lhs.
452
453 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
454
455 PR fortran/86059
456 * array.c (match_array_cons_element): NULL() cannot be in an
457 array constructor.
458
459 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
460
461 PR fortran/78571
462 * data.c (create_character_initializer): Return early if type is
463 incompatible with CHARACTER.
464
465 2018-06-07 Steven G. Kargl <kargl@gcc.gnu.org>
466
467 PR fortran/86045
468 * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
469 'P' is zero and issue an error if it is.
470
471 2018-06-06 Thomas Koenig <tkoenig@gcc.gnu.org>
472
473 PR fortran/85641
474 * frontend-passes.c (is_fe_temp): Add prototype.
475 (realloc_string_callback): Early return for frontend-generated
476 temporary.
477
478 2018-06-05 Cesar Philippidis <cesar@codesourcery.com>
479
480 PR fortran/85701
481
482 * openmp.c (gfc_resolve_oacc_declare): Error on functions and
483 subroutine data clause arguments.
484
485 2018-06-04 Steven G. Kargl <kargl@gcc.gnu.org>
486
487 PR fortran/85981
488 * resolve.c (resolve_allocate_deallocate): Check errmsg is default
489 character kind.
490
491 2018-06-03 Paul Thomas <pault@gcc.gnu.org>
492
493 PR fortran/36497
494 * decl.c (variable_decl): Use gfc_add_type for cray pointees.
495
496 2018-06-01 Steven G. Kargl <kargl@gcc.gnu.org>
497
498 PR fortran/63570
499 * check.c (gfc_check_random_init): New function. Check arguments of
500 RANDOM_INIT.
501 * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
502 * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
503 subroutines.
504 (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
505 * intrinsic.h: Add prototypes for gfc_check_random_init and
506 gfc_resolve_random_init
507 * intrinsic.texi: Document new intrinsic subprogram.
508 * iresolve.c (gfc_resolve_random_init): Resolve routine name.
509 * trans-decl.c: Declare gfor_fndecl_random_init
510 * trans-intrinsic.c (conv_intrinsic_random_init): New function.
511 Translate call to RANDOM_INIT.
512 (gfc_conv_intrinsic_subroutine): Call it.
513 * trans.h: Declare gfor_fndecl_random_init
514
515 2018-05-27 Steven G. Kargl <kargl@gcc.gnu.org>
516
517 * decl.c (match_data_constant): Fortran 2018 allows pointer
518 initialization in a data statement.
519
520 2018-05-25 Janus Weil <janus@gcc.gnu.org>
521
522 PR fortran/85839
523 * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
524 an obsolescent feature in Fortran 2018.
525 (gfc_match_equivalence): Ditto.
526 * resolve.c (resolve_common_blocks): Ditto.
527 (gfc_resolve_forall): Ditto.
528 * symbol.c (gfc_define_st_label): Ditto.
529
530 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
531
532 PR fortran/85543
533 * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
534 pointer dereference.
535
536 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
537
538 PR fortran/85780
539 * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
540
541 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
542
543 PR fortran/85779
544 * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
545
546 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
547
548 PR fortran/85895
549 * resolve.c (resolve_sync): Resolve expression before checking for
550 an error.
551
552 2018-05-22 Janus Weil <janus@gcc.gnu.org>
553
554 PR fortran/85841
555 * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
556 GFC_STD_OPT_F08TS.
557 * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
558 * options.c (set_default_std_flags): Ditto.
559 (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
560 * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
561 GFC_STD_F2018.
562 * check.c (gfc_check_atomic, gfc_check_event_query,
563 gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
564 gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
565 * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
566 * intrinsic.c (add_functions, add_subroutines,
567 gfc_check_intrinsic_standard): Ditto.
568 * iso-c-binding.def: Ditto.
569 * iso-fortran-env.def: Ditto.
570 * match.c (gfc_match_event_post, gfc_match_event_wait,
571 gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
572 gfc_match_end_team, gfc_match_sync_team): Ditto.
573 * gfortran.texi: Remove mention of -std=f2008ts.
574 Move TSs into F2018 section.
575 * invoke.texi: Update documentation of -std=f2008ts.
576
577 2018-05-21 Janus Weil <janus@gcc.gnu.org>
578
579 PR fortran/85841
580 * libgfortran.h: New macros GFC_STD_OPT_*.
581 * error.c (notify_std_msg): New function.
582 (gfc_notify_std): Adjust such that it can handle combinations of
583 GFC_STD_* flags in the 'std' argument, not just a single one.
584 * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
585 in Fortran 2018.
586 (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
587 * options.c (set_default_std_flags): Warn for F2018 deleted features
588 by default.
589 (gfc_handle_option): F2018 deleted features are allowed in earlier
590 standards.
591 * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
592 nonblock do constructs in Fortran 2018.
593
594 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
595
596 PR fortran/80657
597 * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
598 test for self refs to the function result in the character len
599 expression. If a self reference is found, emit an error and
600 return true.
601 (resolve_fntype): Use the function symbol in the calls to the
602 above.
603
604 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
605
606 PR fortran/49636
607 * trans-array.c (gfc_get_array_span): Renamed from
608 'get_array_span'.
609 (gfc_conv_expr_descriptor): Change references to above.
610 * trans-array.h : Add prototype for 'gfc_get_array_span'.
611 * trans-intrinsic.c (gfc_conv_associated): Add pre and post
612 blocks for 'arg1'.
613 * trans-stmt.c (trans_associate_var): If the associate name is
614 a subref array pointer, use gfc_get_array_span for the span.
615
616 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
617
618 PR fortran/82275
619 * match.c (gfc_match_type_spec): Go through the array ref and
620 decrement 'rank' for every dimension that is an element.
621
622 2018-05-19 Paul Thomas <pault@gcc.gnu.org>
623
624 PR fortran/82923
625 PR fortran/66694
626 PR fortran/82617
627 * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
628 charlen backend_decl of the rhs expr to ss->info->string_length
629 so that the value in the current scope is used.
630
631 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
632
633 PR fortran/63529
634 * gfortran.texi: Clarify documentation for Cray pointer and
635 assumed-sized array.
636
637 2018-05-13 Paul Thomas <pault@gcc.gnu.org>
638
639 PR fortran/85742
640 * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
641 of 'size'. If the element type is a pointer use the size of the
642 TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
643 case, set the size to zero.
644
645 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
646
647 * gfortran.h: Remove prototype.
648 * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
649
650 2018-05-11 Steven G. Kargl <kargl@gcc.gnu.org>
651
652 PR fortran/85542
653 * expr.c (check_inquiry): Avoid NULL pointer dereference.
654
655 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
656
657 PR fortran/85687
658 * check.c (gfc_check_rank): Check that the argument is a data object.
659
660 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
661
662 PR fortran/85521
663 * array.c (gfc_resolve_character_array_constructor): Substrings
664 with upper bound smaller than lower bound are zero length strings.
665
666 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
667
668 PR fortran/70870
669 * data.c (gfc_assign_data_value): Check that a data object does
670 not also have default initialization.
671
672 2018-05-10 Marek Polacek <polacek@redhat.com>
673
674 PR fortran/85735
675 * options.c (gfc_post_options): Set main_input_filename.
676
677 2018-05-10 Thomas Koenig <tkoenig@gcc.gnu.org>
678
679 PR fortran/54613
680 * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
681
682 2018-05-10 Paul Thomas <pault@gcc.gnu.org>
683
684 PR fortran/68846
685 PR fortran/70864
686 * resolve.c (get_temp_from_expr): The temporary must not have
687 dummy or intent attributes.
688
689 2018-05-08 Thomas Koenig <tkoenig@gcc.gnu.org>
690
691 PR fortran/54613
692 * check.c (gfc_check_minmaxloc): Remove error for BACK not being
693 implemented. Use gfc_logical_4_kind for BACK.
694 * simplify.c (min_max_choose): Add optional argument back_val.
695 Handle it.
696 (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
697 back_val to min_max_choose.
698 (simplify_minmaxloc_to_nodim): Likewise.
699 (simplify_minmaxloc_to_array): Likewise.
700 (gfc_simplify_minmaxloc): Add argument back, handle it.
701 Pass back_val to specific simplification functions.
702 (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
703 pass it on to gfc_simplify_minmaxloc.
704 (gfc_simplify_maxloc): Likewise.
705 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
706 comment. If BACK is true, use greater or equal (or lesser or
707 equal) insteal of greater (or lesser). Mark the condition of
708 having found a value which exceeds the limit as unlikely.
709
710 2018-05-07 Jeff Law <law@redhat.comg>
711
712 * scanner.c (preprocessor_line): Call linemap_add after a line
713 directive that changes the current filename.
714
715 2018-05-06 Andre Vehreschild <vehre@gcc.gnu.org>
716
717 PR fortran/85507
718 * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
719 introduced by r259385.
720 * trans-intrinsic.c (conv_caf_send): Always report a dependency for
721 same variables in coarray assignments.
722
723 2018-05-02 Tom de Vries <tom@codesourcery.com>
724
725 PR libgomp/82428
726 * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
727
728 2018-04-24 Steven G. Kargl <kargl@gcc.gnu.org>
729
730 PR fortran/85520
731 * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
732
733 2018-04-14 Andre Vehreschild <vehre@gcc.gnu.org>
734
735 PR fortran/81773
736 PR fortran/83606
737 * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
738 during dependency computation. They define no data dependency.
739 * trans-array.c (conv_array_index_offset): The stride can not be set
740 here, prevent fail.
741 * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
742 for caf_get's result and copying to the array with vectorial
743 indexing.
744
745 2018-04-14 Thomas Koenig <tkoenig@gcc.gnu.org>
746
747 PR fortran/85387
748 * frontend-passes.c (traverse_io_block): Check for start, end or
749 stride being defined by an outer implied DO loop.
750
751 2018-04-12 Thomas Koenig <tkoenig@gcc.gnu.org>
752
753 PR fortran/83064
754 PR testsuite/85346
755 * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
756 for annotation and remove dependence on -ftree-parallelize-loops.
757
758 2018-04-10 Jakub Jelinek <jakub@redhat.com>
759
760 PR fortran/85313
761 * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
762 (resolve_oacc_nested_loops): Likewise. Formatting fix.
763
764 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
765
766 PR fortran/83064
767 * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
768 parallell processing of DO CONCURRENT -ftree-parallelize-loops
769 is set.
770
771 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
772
773 PR fortran/51260
774 * resolve.c (resolve_variable): Simplify cases where access to a
775 parameter array results in a single constant.
776
777 2018-04-02 Thomas Koenig <tkoenig@gcc.gnu.org>
778
779 PR fortran/85102
780 * decl.c (variable_decl): If upper or lower bounds simplify
781 to a constant, use that.
782
783 2018-03-30 Paul Thomas <pault@gcc.gnu.org>
784
785 PR fortran/84931
786 * simplify.c (gfc_convert_constant): Handle case of array
787 constructors within an array that has no iterator and improve
788 the conciseness of this section of code.
789
790 2017-03-30 Thomas Koenig <tkoenig@gcc.gnu.org>
791
792 PR fortran/85111
793 * array.c (gfc_resolve_character_array_constructor): Early
794 exit for zero-size arrays.
795 * simplify.c (simplify_transformation_to_array): Exit early
796 if the result size is zero.
797 (simplify_minmaxloc_to_array): Likewise.
798
799 2018-03-28 Mikael Morin <mikael@gcc.gnu.org>
800
801 PR fortran/69497
802 * symbol.c (gfc_symbol_done_2): Start freeing namespaces
803 from the root.
804 (gfc_free_namespace): Restore assert (revert r258839).
805
806 2018-03-28 Jakub Jelinek <jakub@redhat.com>
807
808 * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
809 * ioparm.def (IOPARM_dt_default_exp): Rename to ...
810 (IOPARM_dt_dec_ext): ... this.
811 * trans-io.c (build_dt): Adjust for default_exp renaming to
812 dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
813 * io.c (match_io): Likewise.
814
815 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
816
817 PR fortran/85084
818 * frontend-passes.c (gfc_run_passes): Do not run front-end
819 optimizations if a previous error occurred.
820
821 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
822 Harald Anlauf <anlauf@gmx.de>
823
824 PR fortran/85083
825 * primary.c (gfc_convert_to_structure_constructor): Check
826 conformance of argument types in structure constructor.
827
828 2018-03-26 Thomas Koenig <tkoenig@gcc.gnu.org>
829
830 PR fortran/66709
831 * io.c: Include constructor.h.
832 (resolve_tag_format): For a constant character array, concatenate
833 into a single character expression.
834
835 2018-03-25 Seth Johnson <johnsonsr@ornl.gov>
836 Dominique d'Humieres <dominiq@gcc.gnu.org>
837
838 PR fortran/84924
839 * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
840 scalar derived type with -std=f2003 and -std=f2008.
841
842 2018-03-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
843 Dominique d'Humieres <dominiq@gcc.gnu.org>
844
845 PR fortran/69497
846 * symbol.c (gfc_free_namespace): Delete the assert and only if
847 refs count is equals zero, free the namespace. Otherwise,
848 something is halfway and other errors will resound.
849
850 2018-03-24 Thomas Koenig <tkoenig@gcc.gnu.org>
851
852 PR fortran/70068
853 * expr.c (find_substring_ref): Change types of start, end
854 and length variables to gfc_charlen_t. Set length to zero
855 for empty substring.
856
857 2018-03-24 Steven G. Kargl <kargl@gcc.gnu.org>
858
859 PR fortran/42651
860 * decl.c (check_function_name): Improved error message
861 (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
862
863 2018-03-22 Steven G. Kargl <kargl@gcc.gnu.org>
864
865 PR fortran/84922
866 * decl.c (get_proc_name): If the MODULE prefix appears in interface
867 body, then it must appear on the contained subroutine or function.
868 While here, fix nearby mis-indented code.
869
870 2018-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
871 Harald Anlauf <anlauf@gmx.de>
872
873 PR fortran/84957
874 * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
875
876 2018-03-21 Janne Blomqvist <jb@gcc.gnu.org>
877
878 PR fortran/84615
879 * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
880 gfc_charlen_type_node when calling procedure.
881
882 2018-03-20 Steven G. Kargl <kargl@gcc.gnu.org>
883
884 PR fortran/85001
885 * interface.c (symbol_rank): Remove bogus null pointer check that
886 crept in when translating a ternary operator into an if-else
887 constructor.
888
889 2018-03-19 Thomas Koenig <tkoenig@gcc.gnu.org>
890
891 PR fortran/84931
892 * simplify.c (gfc_convert_constant): Correctly handle iterators
893 for type conversion.
894
895 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
896
897 PR fortran/77414
898 * decl.c (get_proc_name): Check for a subroutine re-defined in
899 the contain portion of a subroutine. Change language of existing
900 error message to better describe the issue. While here fix whitespace
901 issues.
902
903 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
904
905 PR fortran/65453
906 * decl.c (get_proc_name): Catch clash between a procedure statement
907 and a contained subprogram
908
909 2018-03-16 Steven G. Kargl <kargl@gcc.gnu.org>
910
911 PR fortran/69395
912 * decl.c (merge_array_spec): Correct the error condition.
913
914 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
915
916 PR fortran/78741
917 * decl.c (get_proc_name): Check for clash of entry name with
918 subroutine name.
919
920 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
921
922 PR fortran/69395
923 * decl.c (merge_array_spec): Limit the merging to maximum allowed
924 dimensions, and issue error message if limit is exceeded.
925
926 2018-03-13 Steven G. Kargl <kargl@gcc.gnu.org>
927
928 * check.c (gfc_check_kill_sub): Remove check for INTEGER(4) or (8).
929 * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
930 (add_subroutines): Remove reference to gfc_resolve_kill_sub.
931 * intrinsic.texi: Update documentation.
932 * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
933 * trans-decl.c (gfc_build_intrinsic_function_decls): Add
934 gfor_fndecl_kill and gfor_fndecl_kill_sub
935 * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
936 functions.
937 (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
938 (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
939 * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
940
941 2018-03-11 Paul Thomas <pault@gcc.gnu.org>
942
943 PR fortran/84546
944 * trans-array.c (structure_alloc_comps): Make sure that the
945 vptr is copied and that the unlimited polymorphic _len is used
946 to compute the size to be allocated.
947 * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
948 unlimited polymorphic _len for the offset to the element.
949 (gfc_copy_class_to_class): Set the new 'unlimited' argument.
950 * trans.h : Add the boolean 'unlimited' to the prototype.
951
952 2018-03-11 Steven G. Kargl <kargl@gcc.gnu.org>
953
954 PR fortran/83939
955 * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
956
957 2018-03-11 Steven G. Kargl <kargls@gcc.gnu.org>
958
959 * check.c (gfc_check_kill): Check pid and sig are scalar.
960 (gfc_check_kill_sub): Restrict kind to 4 and 8.
961 * intrinsic.c (add_function): Sort keyword list. Add pid and sig
962 keywords for KILL. Remove redundant *back="back" in favor of the
963 original *bck="back".
964 (add_subroutines): Sort keyword list. Add pid and sig keywords
965 for KILL.
966 * intrinsic.texi: Fix documentation to consistently use pid and sig.
967 * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8. Choose the
968 correct function.
969 (gfc_resolve_rename_sub): Add comment.
970
971 2018-03-11 Thomas Koenig <tkoenig@gcc.gnu.org>
972
973 PR fortran/66128
974 * simplify.c (simplify_transformation): Return default result for
975 empty array argument.
976 (gfc_simplify_all): Remove special-case handling for zerosize.
977 (gfc_simplify_any): Likewise.
978 (gfc_simplify_count): Likewise.
979 (gfc_simplify_iall): Likewise.
980 (gfc_simplify_iany): Likewise.
981 (gfc_simplify_iparity): Likewise.
982 (gfc_simplify_minval): Likewise.
983 (gfc_simplify_maxval): Likewise.
984 (gfc_simplify_norm2): Likewise.
985 (gfc_simplify_product): Likewise.
986 (gfc_simplify_sum): Likewise.
987
988 2018-03-10 Steven G. Kargl <kargl@gcc.gnu.org>
989
990 PR fortran/84734
991 * arith.c (check_result, eval_intrinsic): If result overflows, pass
992 the expression up the chain instead of a NULL pointer.
993
994 2018-03-07 Steven G. Kargl <kargl@gcc.gnu.org>
995
996 PR fortran/64124
997 PR fortran/70409
998 * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
999
1000 2017-03-06 Thomas Koenig <tkoenig@gcc.gnu.org>
1001
1002 PR fortran/84697
1003 PR fortran/66128
1004 * expr.c (simplify_parameter_variable): If p is a size zero array
1005 and not an ARRAY_EXPR insert an empty array constructor and
1006 return.
1007 * gfortran.h: Add prototype for gfc_is_size_zero_array.
1008 * simplify.c (is_size_zero_array): Make non-static and rename into
1009 (gfc_is_size_zero_array): Check for parameter arrays of zero
1010 size by comparing shape and absence of constructor.
1011 (gfc_simplify_all): Use gfc_is_size_zero_array instead of
1012 is_size_zero_array.
1013 (gfc_simplify_count): Likewise.
1014 (gfc_simplify_iall): Likewise.
1015 (gfc_simplify_iany): Likewise.
1016 (gfc_simplify_iparity): Likewise.
1017 (gfc_simplify_minval): Likewise.
1018 (gfc_simplify_maxval): Likewise.
1019 (gfc_simplify_product): Likewise.
1020 (gfc_simplify_sum): Likewise.
1021
1022 2018-03-06 Steven G. Kargl <kargl@gcc.gnu.org>
1023
1024 PR fortran/56667
1025 * primary.c (match_sym_complex_part): Give the matcher for an implied
1026 do-loop a chance to run.
1027
1028 2018-03-03 Harald Anlauf <anlauf@gmx.de>
1029
1030 PR fortran/71085
1031 * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
1032 dereference NULL pointer.
1033
1034 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
1035
1036 PR fortran/66128
1037 * simplify.c (is_size_zero_array): New function to check for size
1038 zero array.
1039 (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
1040 gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
1041 gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
1042 gfc_simplify_product, gfc_simplify_sum): Use it, and implement
1043 requirements from F2018.
1044
1045 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
1046
1047 PR fortran/51434
1048 * simplify.c (gfc_simplify_transfer): Resolve mold.
1049
1050 2018-03-03 Paul Thomas <pault@gcc.gnu.org>
1051
1052 PR fortran/80965
1053 * resolve.c (build_loc_call): Change symtree name from 'loc' to
1054 '_loc'.
1055
1056 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
1057
1058 PR fortran/84219
1059 * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
1060 components are caf tokens.
1061 (gfc_target_interpret_expr): Treat BT_VOID expressions as
1062 integers.
1063
1064 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
1065
1066 PR fortran/84538
1067 * class.c (class_array_ref_detected): Remove the condition that
1068 there be no reference after the array reference.
1069 (find_intrinsic_vtab): Remove excess whitespace.
1070 * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
1071 as 'base and call build_class_array_ref earlier.
1072
1073 2018-02-28 Paul Thomas <pault@gcc.gnu.org>
1074
1075 PR fortran/83901
1076 * trans-stmt.c (trans_associate_var): Make sure that the se
1077 expression is a pointer type before converting it to the symbol
1078 backend_decl type.
1079
1080 2018-02-25 Steven G. Kargl <kargl@gcc.gnu.org>
1081
1082 PR fortran/83633
1083 * decl.c (variable_decl): Check that an explicit-shape-array with
1084 nonconstant bounds is allowed.
1085
1086 2018-02-25 Paul Thomas <pault@gcc.gnu.org>
1087
1088 PR fortran/84523
1089 * trans-intrinsic.c (gfc_conv_allocated): If the argument se
1090 has a pre block, add it to the expression pre block.
1091
1092 2018-02-25 Thomas Koenig <tkoenig@gcc.gnu.org>
1093
1094 PR fortran/78238
1095 * gfortran.h (gfc_integer_4_kind): Define.
1096 * resolve.c (resolve_select_type): Make sure that the
1097 kind of c->high is gfc_integer_4_kind.
1098
1099 2018-02-24 Steven G. Kargl <kargl@gcc.gnu.org>
1100
1101 PR fortran/30792
1102 * decl.c (gfc_match_data): Check for invalid substring in
1103 data-implied-do
1104
1105 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
1106
1107 * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
1108
1109 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
1110
1111 PR fortran/84511
1112 * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
1113
1114 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
1115
1116 PR fortran/84346
1117 * interface.c (compare_actual_formal): Issue error if keyword is
1118 used in a statement function.
1119
1120 2018-02-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1121
1122 PR fortran/84506
1123 * trans-io.c (set_parameter_value_inquire): Adjust range check of
1124 negative unit values for kind=8 units to the kind=4 negative limit.
1125
1126 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
1127
1128 PR fortran/83149
1129 * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
1130 accessing its components.
1131
1132 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
1133
1134 PR fortran/83149
1135 * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
1136 before accessing its components.
1137
1138 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
1139
1140 PR fortran/83148
1141 * trans-const.c : Clean up some whitespace issues.
1142 * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
1143 derived type has a kind value of zero, set it to the default
1144 integer kind.
1145
1146 2018-02-23 Janne Blomqvist <jb@gcc.gnu.org>
1147
1148 PR fortran/84519
1149 * trans-decl.c (gfc_build_builtin_function_decls): Add bool
1150 argument to stop and error stop decls.
1151 * trans-stmt.c (gfc_trans_stop): Add false value to argument
1152 lists.
1153
1154 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
1155
1156 PR 78534
1157 PR 84509
1158 * trans-decl.c (gfc_build_builtin_function_decls): Pass
1159 gfc_int8_type node to pause_numeric, size_type_node to
1160 pause_string.
1161 * trans-stmt.c (gfc_trans_pause): Likewise.
1162
1163 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
1164
1165 * gfortran.texi: Update Coarray API description.
1166 * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
1167 character lengths, int for exit codes.
1168 (generate_coarray_sym_init): Use size_t for character length.
1169 * trans-intrinsic.c (conv_co_collective): Likewise.
1170 * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
1171 (gfc_trans_event_post_wait): Likewise.
1172 (gfc_trans_sync): Likewise.
1173 (gfc_trans_stop): Use size_t for character lengths, int for exit
1174 codes.
1175
1176 2018-02-20 Thomas Koenig <tkoenig@gcc.gnu.org>
1177
1178 PR fortran/48890
1179 PR fortran/83823
1180 * primary.c (gfc_convert_to_structure_constructor):
1181 For a constant string constructor, make sure the length
1182 is correct.
1183
1184 2018-02-19 Paul Thomas <pault@gcc.gnu.org>
1185
1186 PR fortran/83344
1187 PR fortran/83975
1188 * resolve.c (resolve_assoc_var): Rearrange the logic for the
1189 determination of the character length of associate names. If
1190 the associate name is missing a length expression or the length
1191 expression is not a constant and the target is not a variable,
1192 make the associate name allocatable and deferred length.
1193 * trans-decl.c (gfc_get_symbol_decl): Null the character length
1194 backend_decl for deferred length associate names that are not
1195 variables. Set 'length' to gfc_index_zero_node for character
1196 associate names, whose character length is a PARM_DECL.
1197
1198 2018-02-19 Thomas Koenig <tkoenig@gcc.gnu.org>
1199
1200 PR fortran/35339
1201 * frontend-passes.c (traverse_io_block): Remove workaround for
1202 PR 80945.
1203
1204 2018-02-19 Andre Vehreschild <vehre@gcc.gnu.org>
1205
1206 * gfortran.texi: Document additional src/dst_type. Fix some typos.
1207 * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
1208 argument of _caf_*_by_ref () with * e { get, send, sendget }.
1209 * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
1210 data referenced when generating a call to caf_get_by_ref ().
1211 (conv_caf_send): Same but for caf_send_by_ref () and
1212 caf_sendget_by_ref ().
1213
1214 2018-02-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1215
1216 PR fortran/84389
1217 * io.c (check_format): Allow FMT_COLON.
1218
1219 2018-02-18 Paul Thomas <pault@gcc.gnu.org>
1220
1221 PR fortran/80945
1222 * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
1223 the typenode in the case of deferred length characters.
1224
1225 2018-02-17 Thomas Koenig <tkoenig@gcc.gnu.org>
1226
1227 PR fortran/84270
1228 * frontend-passes (scalarized_expr): If the expression
1229 is an assumed size array, leave in the last reference
1230 and pass AR_SECTION instead of AR_FULL to gfc_resolve
1231 in order to avoid an error.
1232
1233 2018-02-17 Paul Thomas <pault@gcc.gnu.org>
1234
1235 PR fortran/84115
1236 * resolve.c (resolve_assoc_var): If a non-constant target expr.
1237 has no string length expression, make the associate variable
1238 into a deferred length, allocatable symbol.
1239 * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
1240 the symbol.
1241 * trans-stmt.c (trans_associate_var): Null and free scalar
1242 associate names that are allocatable. After assignment, remove
1243 the allocatable attribute to prevent reallocation.
1244
1245 2018-02-16 Jakub Jelinek <jakub@redhat.com>
1246
1247 PR fortran/84418
1248 * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
1249 kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
1250
1251 2018-02-16 Dominique d'Humieres <dominiq@gcc.gnu.org>
1252
1253 PR fortran/84354
1254 * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
1255
1256 2018-02-15 Janus Weil <janus@gcc.gnu.org>
1257
1258 PR fortran/84409
1259 * interface.c (check_dtio_arg_TKR_intent): Add a check for character
1260 length.
1261
1262 2018-02-14 Janus Weil <janus@gcc.gnu.org>
1263
1264 PR fortran/84385
1265 * match.c (gfc_match_select_type): Fix check for selector in
1266 SELECT TYPE statement.
1267
1268 2018-02-13 Janus Weil <janus@gcc.gnu.org>
1269
1270 PR fortran/84313
1271 * symbol.c (check_conflict): Reject procedure pointers in common blocks.
1272
1273 2018-02-13 Alastair McKinstry <alastair.mckinstry@sceal.ie>
1274 Janne Blomqvist <jb@gcc.gnu.org>
1275
1276 * module.c (dump_module): Use lbasename to ensure that module
1277 files are reproducible.
1278
1279 2018-02-12 Janus Weil <janus@gcc.gnu.org>
1280
1281 PR fortran/84273
1282 * resolve.c (resolve_component): Fix checks of passed argument in
1283 procedure-pointer components.
1284
1285 2018-02-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1286
1287 PR fortran/35299
1288 * resolve.c (resolve_formal_arglist): Update error message.
1289
1290 2018-02-11 Andre Vehreschild <vehre@gcc.gnu.org>
1291
1292 * gfortran.texi: Fix typos in documentation of caf_register ().
1293 * trans-array.c (structure_alloc_comps): Only register a component of
1294 a derived typed corray, not of an ultimate component coarray.
1295
1296 2018-02-11 Steven G. Kargl <kargl@gcc.gnu.org>
1297
1298 PR fortran/54223
1299 PR fortran/84276
1300 * interface.c (compare_actual_formal): Add in_statement_function
1301 bool parameter. Skip check of INTENT attribute for statement
1302 functions. Arguments to a statement function cannot be optional,
1303 issue error for missing argument.
1304 (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
1305 in_statement_function.
1306
1307 2018-02-11 Paul Thomas <pault@gcc.gnu.org>
1308
1309 PR fortran/84074
1310 * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
1311 flag. If the is a vector subscript or the expression is not a
1312 variable, make the descriptor one-based.
1313
1314 2018-02-10 Paul Thomas <pault@gcc.gnu.org>
1315
1316 PR fortran/84141
1317 PR fortran/84155
1318 * trans-array.c (gfc_array_init_size): Revert the change made
1319 in revision 257356 setting the dtype.
1320 * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
1321 Call gfc_get_dtype_rank_type every time.
1322
1323 PR fortran/56691
1324 * trans-array.c (gfc_conv_expr_descriptor): If the source array
1325 is a descriptor type, use its offset, removing the condition
1326 that is be a class expression.
1327
1328 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
1329
1330 PR fortran/82994
1331 * match.c (gfc_match_deallocate): Check for NULL pointer.
1332
1333 2018-02-07 Thomas Koenig <tkoenig@gcc.gnu.org>
1334
1335 PR fortran/68560
1336 * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
1337 (gfc_conv_intrinsic_function): Call it.
1338
1339 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
1340
1341 PR fortran/82049
1342 * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
1343 try to resolve it. While here return early if possible.
1344
1345 2018-02-04 Paul Thomas <pault@gcc.gnu.org>
1346
1347 PR fortran/84115
1348 * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
1349 'length' if the symbol charlen backend_decl is an indirect ref.
1350
1351 2018-02-03 Paul Thomas <pault@gcc.gnu.org>
1352
1353 PR fortran/84141
1354 PR fortran/84155
1355 * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
1356 use gfc_get_dtype_rank_type.
1357
1358 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
1359
1360 PR 83975
1361 PR 83344
1362 * resolve.c (resolve_assoc_var): Generate an error if
1363 target length unknown.
1364
1365 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
1366
1367 PR fortran/83705
1368 * simplify.c (gfc_simplify_repeat): Increase limit for deferring
1369 to runtime, print a warning message.
1370
1371 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1372
1373 PR fortran/84116
1374 * openmp.c (gfc_match_omp_clauses): If all the linear
1375 gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
1376 nor set *head = NULL. Formatting fixes.
1377
1378 2018-01-31 Paul Thomas <pault@gcc.gnu.org>
1379
1380 PR fortran/84088
1381 * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
1382 an address expression passed to an assumed rank dummy, convert
1383 to an indirect reference.
1384
1385 2018-01-31 Thomas Koenig <tkoenig@gcc.gnu.org>
1386
1387 * dump-parse-tree.c (write_proc): Use sym_name (which may
1388 be sym->binding_label) instead of sym->name.
1389
1390 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
1391
1392 * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
1393 of int for slen.
1394
1395 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
1396
1397 PR fortran/78534
1398 * trans-expr.c (fill_with_spaces): Use memset instead of
1399 generating loop.
1400 (gfc_trans_string_copy): Improve opportunity to use builtins with
1401 constant lengths.
1402
1403 2018-01-30 Jakub Jelinek <jakub@redhat.com>
1404
1405 PR debug/84131
1406 * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
1407 to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
1408
1409 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
1410
1411 PR fortran/84134
1412 * array.c (gfc_ref_dimen_size): Whitespace fixes. If stride is
1413 zero, return false.
1414
1415 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
1416
1417 PR fortran/84133
1418 * frontend-passes (matmul_to_var_expr): Return early if
1419 in association list.
1420 (inline_matmul_assign): Likewise.
1421
1422 2017-01-29 Thomas Koenig <tkoenig@gcc.gnu.org>
1423
1424 PR fortran/84073
1425 * resolve.c (resolve_component): Ensure BIND(C) character
1426 components have length one.
1427 (resolve_symbol): Likewise for variables.
1428
1429 2018-01-27 Jakub Jelinek <jakub@redhat.com>
1430
1431 PR fortran/84065
1432 * decl.c (add_init_expr_to_sym): Ignore initializers for too large
1433 lengths.
1434
1435 2018-01-26 Damian Rouson <damian@sourceryinstitute.org>
1436 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>
1437 Soren Rasmussen <s.c.rasmussen@gmail.com>
1438
1439 Partial support for Fortran 2018 teams features.
1440
1441 * array.c (gfc_match_array_ref): add team attribute in coarray
1442 transfers.
1443 * check.c (gfc_check_get_team, gfc_check_team_number): add new
1444 functions for get_team and team_number.
1445 * dump-parse-tree.c (show_code_node): add new statements: form team,
1446 change team, end team, and sync team.
1447 * expr.c (gfc_find_team_co): add new function.
1448 * gfortran.h: add new statements.
1449 * intrinsic.c (add_functions): add get_team and team_number functions.
1450 * intrinsic.h: add get_team and team_number prototypes for check,
1451 simplify, and resolve.
1452 * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
1453 functions.
1454 * iso-fortran-env.def: add the team_type derived type.
1455 * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
1456 (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
1457 add change team, end team, form team, sync team match and functions.
1458 * match.h: add new prototypes for change team, end team, form team,
1459 and sync team.
1460 * parse.c (decode_statement): add cases for change team, end team,
1461 form team, and sync team.
1462 * resolve.c: add cases for exec form team, change team, end team, and
1463 sync team.
1464 * simplify.c (gfc_simplify_get_team): add new function for get team.
1465 * st.c (gfc_free_statement): add cases exec for change team, end team,
1466 form team, sync team.
1467 * trans-decl.c (gfor_fndecl_caf_form_team)
1468 (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
1469 (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
1470 (gfor_fndecl_caf_team_number): add functions and definitions.
1471 * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
1472 new function and team_type argument support.
1473 * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
1474 (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
1475 * trans-stmt.h: add new prototypes.
1476 * trans-types.c (gfc_get_derived_type): check condition for team_type.
1477 * trans.c (trans_code): new exec cases for form team, change team, end
1478 team, and sync team.
1479 * trans.h: add new prototypes.
1480
1481 2018-01-26 Steven G. Kargl <kargl@gcc.gnu.org>
1482
1483 PR fortran/83998
1484 * simplify.c (compute_dot_product): Initialize result to INTEGER(1) 0
1485 or .false. The summation does the correct type conversion.
1486 (gfc_simplify_dot_product): Special case zero-sized arrays.
1487
1488 2018-25-01 Paul Thomas <pault@gcc.gnu.org>
1489
1490 PR fortran/37577
1491 * array.c (gfc_match_array_ref): If standard earlier than F2008
1492 it is an error if the reference dimension is greater than 7.
1493 libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
1494 dtype masks and shifts accordingly.
1495 * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
1496 type node to check the field.
1497 (gfc_conv_descriptor_dtype): Access the rank field of dtype.
1498 (duplicate_allocatable_coarray): Access the rank field of the
1499 dtype descriptor rather than the dtype itself.
1500 * trans-expr.c (get_scalar_to_descriptor_type): Store the type
1501 of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
1502 (ie. a character).
1503 (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
1504 get_scalar_to_descriptor_type if the actual expression is a
1505 constant.
1506 (gfc_trans_structure_assign): Assign the rank directly to the
1507 dtype rank field.
1508 * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
1509 to default integer kind.
1510 (gfc_conv_intrinsic_sizeof): Obtain the element size from the
1511 'elem_len' field of the dtype.
1512 * trans-io.c (gfc_build_io_library_fndecls): Replace
1513 gfc_int4_type_node with dtype_type_node where necessary.
1514 (transfer_namelist_element): Use gfc_get_dtype_rank_type for
1515 scalars.
1516 * trans-types.c : Provide 'get_dtype_type_node' to acces the
1517 dtype_type_node and, if necessary, build it.
1518 The maximum size of an array element is now determined by the
1519 maximum value of size_t.
1520 Update the description of the array descriptor, including the
1521 type def for the dtype_type.
1522 (gfc_get_dtype_rank_type): Build a constructor for the dtype.
1523 Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
1524 (gfc_get_array_descriptor_base): Change the type of the dtype
1525 field to dtype_type_node.
1526 (gfc_get_array_descr_info): Get the offset to the rank field of
1527 the dtype.
1528 * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
1529 * trans.h : Define the indices of the dtype fields.
1530
1531 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
1532
1533 PR fortran/83866
1534 * decl.c (gfc_match_derived_decl): If eos not matched, recover
1535 and emit error about garbage after declaration.
1536
1537 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
1538
1539 PR fortran/83898
1540 * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
1541 for characters.
1542
1543 2018-01-22 Janne Blomqvist <jb@gcc.gnu.org>
1544
1545 PR 78534
1546 PR 83704
1547 * arith.c (gfc_arith_concat): Use size_t for string length.
1548 (gfc_compare_string): Likewise.
1549 (gfc_compare_with_Cstring): Likewise.
1550 * array.c (gfc_resolve_character_array_constructor): Use
1551 HOST_WIDE_INT, gfc_mpz_get_hwi.
1552 * check.c (gfc_check_fe_runtime_error): Use size_t.
1553 * data.c (create_character_initializer): Use HOST_WIDE_INT,
1554 gfc_extract_hwi.
1555 * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
1556 (add_init_expr_to_sym): Use HOST_WIDE_INT.
1557 * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
1558 gfc_extract_hwi.
1559 (gfc_apply_init): Likewise.
1560 * match.h (gfc_set_constant_character_len): Update prototype.
1561 * primary.c (match_string_constant): Use size_t.
1562 * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
1563 gfc_mpz_get_hwi.
1564 * simplify.c (init_result_expr): Likewise.
1565 (gfc_simplify_len_trim): Use size_t.
1566 * target-memory.c (gfc_encode_character): Use size_t.
1567 (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
1568 (interpret_array): Use size_t.
1569 (gfc_interpret_character): Likewise.
1570 * target-memory.h (gfc_encode_character): Update prototype.
1571 (gfc_interpret_character): Likewise.
1572 (gfc_target_interpret_expr): Likewise.
1573 * trans-const.c (gfc_build_string_const): Use size_t for length
1574 argument.
1575 (gfc_build_wide_string_const): Likewise.
1576 * trans-const.h (gfc_build_string_const): Likewise.
1577 (gfc_build_wide_string_const): Likewise.
1578
1579 2018-01-20 Steven G. Kargl <kargl@gcc.gnu.org>
1580
1581 PR fortran/83900
1582 * simplify.c (gfc_simplify_matmul): Set return type correctly.
1583
1584 2018-01-19 Steven G. Kargl <kargl@gcc.gnu.org>
1585
1586 PR fortran/83900
1587 * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
1588
1589 2018-01-17 Harald Anlauf <anlauf@gmx.de>
1590
1591 PR fortran/83864
1592 * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1593
1594 2018-01-17 Harald Anlauf <anlauf@gmx.de>
1595
1596 PR fortran/83874
1597 * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1598
1599 2018-01-15 Louis Krupp <louis.krupp@zoho.com>
1600
1601 PR fortran/82257
1602 * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
1603 from symbol marked unlimited polymorphic.
1604 * resolve.c (resolve_structure_cons): Likewise.
1605 * misc.c (gfc_typename): Don't dereference derived->components
1606 if it's NULL.
1607
1608 2018-01-15 Thomas Koenig <tkoenig@gcc.gnu.org>
1609
1610 PR fortran/54613
1611 * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
1612 (gfc_logical_4_kind): New macro
1613 * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
1614 (gfc_simplify_maxloc): Likewise.
1615 (gfc_resolve_maxloc): Likewise.
1616 (gfc_resolve_minloc): Likewise.
1617 * check.c (gfc_check_minloc_maxloc): Add checking for "back"
1618 argument; also raise error if it is used (for now). Add it
1619 if it isn't present.
1620 * intrinsic.c (add_sym_4ml): Rename to
1621 (add_sym_5ml), adjust for extra argument.
1622 (add_functions): Add "back" constant. Adjust maxloc and minloc
1623 for back argument.
1624 * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
1625 not of gfc_logical_4_kind, convert.
1626 (gfc_resolve_minloc): Likewise.
1627 * simplify.c (gfc_simplify_minloc): Add back argument.
1628 (gfc_simplify_maxloc): Likewise.
1629 * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
1630 argument to %VAL to ensure passing by value.
1631 (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
1632 also for library calls.
1633
1634 2018-01-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1635
1636 PR fortran/82007
1637 * resolve.c (resolve_transfer): Delete code looking for 'DT'
1638 format specifiers in format strings. Set formatted to true if a
1639 format string or format label is present.
1640 * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
1641 whitespace.
1642
1643 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
1644
1645 PR fortran/83744
1646 * dump-parse-tree.c (get_c_type_name): Remove extra line.
1647 Change for loop to use declaration in for loop. Handle BT_LOGICAL
1648 and BT_CHARACTER.
1649 (write_decl): Add where argument. Fix indentation. Replace
1650 assert with error message. Add typename to warning
1651 in comment.
1652 (write_type): Adjust locus to call of write_decl.
1653 (write_variable): Likewise.
1654 (write_proc): Likewise. Replace assert with error message.
1655
1656 2018-01-13 Paul Thomas <pault@gcc.gnu.org>
1657
1658 PR fortran/52162
1659 * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
1660 the rhs expression is neither an elemental nor a conversion
1661 function.
1662
1663 PR fortran/83622
1664 * trans-array.c (is_pointer_array): Remove unconditional return
1665 of false for -fopenmp.
1666
1667 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
1668 <emsr@gcc.gnu.org>
1669
1670 PR fortran/83803
1671 * dump-parse-tree.c (write_proc): Always emit closing parenthesis
1672 for functions.
1673
1674 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
1675
1676 PR fortran/82367
1677 * resolve.c (resolve_allocate_expr): Check for NULL pointer.
1678
1679 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
1680
1681 PR fortran/83093
1682 * resolve.c (resolve_charlen): Check the type of cl->length
1683 after resolution.
1684
1685 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
1686
1687 PR fortran/83740
1688 * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
1689
1690 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
1691
1692 PR fortran/83740
1693 * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
1694 LHS type when assigning.
1695
1696 2018-01-09 Steven G. Kargl <kargl@gcc.gnu.org>
1697
1698 PR fortran/83742
1699 * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
1700
1701 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
1702
1703 * match.c (gfc_match_allocate): Check for NULL pointer.
1704
1705 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
1706
1707 * expr.c (gfc_check_pointer_assign): Fix typo in comment.
1708
1709 2018-01-08 Paul Thomas <pault@gcc.gnu.org>
1710
1711 PR fortran/83611
1712 * decl.c (gfc_get_pdt_instance): If parameterized arrays have
1713 an initializer, convert the kind parameters and add to the
1714 component if the instance.
1715 * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
1716 use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
1717 for parameterized arrays. Clean up typos in comments. Convert
1718 parameterized array initializers and copy into the array.
1719 * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
1720 parameterized types.
1721 *trans-stmt.c (trans_associate_var): Deallocate associate vars
1722 as necessary, when they are PDT function results for example.
1723
1724 PR fortran/83731
1725 * trans-array.c (structure_alloc_comps): Only compare len parms
1726 when they are declared explicitly.
1727
1728 2018-01-06 Janne Blomqvist <jb@gcc.gnu.org>
1729
1730 PR fortran/50892
1731 * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
1732 lhs type.
1733
1734 2018-01-05 Janne Blomqvist <jb@gcc.gnu.org>
1735
1736 PR fortran/78534
1737 PR fortran/66310
1738 * array.c (got_charlen): Use gfc_charlen_int_kind.
1739 * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
1740 hardcoded kind.
1741 (find_intrinsic_vtab): Likewise.
1742 * decl.c (match_char_length): Use gfc_charlen_int_kind.
1743 (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
1744 (gfc_match_implicit): Use gfc_charlen_int_kind.
1745 * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
1746 (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
1747 * expr.c (gfc_get_character_expr): Length parameter of type
1748 gfc_charlen_t.
1749 (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
1750 (gfc_extract_hwi): New function.
1751 (simplify_const_ref): Make string_len of type gfc_charlen_t.
1752 (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
1753 * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
1754 * gfortran.h (gfc_mpz_get_hwi): New prototype.
1755 (gfc_mpz_set_hwi): Likewise.
1756 (gfc_charlen_t): New typedef.
1757 (gfc_expr): Use gfc_charlen_t for character lengths.
1758 (gfc_size_kind): New extern variable.
1759 (gfc_extract_hwi): New prototype.
1760 (gfc_get_character_expr): Use gfc_charlen_t for character length.
1761 (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
1762 * gfortran.texi: Update description of hidden string length argument.
1763 * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
1764 (gfc_resolve_char_achar): Likewise.
1765 (gfc_resolve_repeat): Pass string length directly without
1766 temporary, use gfc_charlen_int_kind.
1767 (gfc_resolve_transfer): Use gfc_charlen_int_kind.
1768 * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
1769 * misc.c (gfc_mpz_get_hwi): New function.
1770 (gfc_mpz_set_hwi): New function.
1771 * module.c (atom_int): Change type from int to HOST_WIDE_INT.
1772 (parse_integer): Don't complain about large integers.
1773 (write_atom): Use HOST_WIDE_INT for integers.
1774 (mio_integer): Handle integer type mismatch.
1775 (mio_hwi): New function.
1776 (mio_intrinsic_op): Use HOST_WIDE_INT.
1777 (mio_array_ref): Likewise.
1778 (mio_expr): Likewise.
1779 * primary.c (match_substring): Use gfc_charlen_int_kind.
1780 * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
1781 (resolve_character_operator): Likewise.
1782 (resolve_assoc_var): Likewise.
1783 (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
1784 (resolve_charlen): Use mpz_sgn to determine sign.
1785 * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
1786 instead of long.
1787 * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
1788 * target-memory.c (size_character): Length argument of type
1789 gfc_charlen_t.
1790 (gfc_encode_character): Likewise.
1791 (gfc_interpret_character): Use gfc_charlen_t.
1792 * target-memory.h (gfc_encode_character): Modify prototype.
1793 * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
1794 (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
1795 (trans_array_constructor): Use existing type.
1796 (get_array_charlen): Likewise.
1797 * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
1798 * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
1799 * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
1800 (add_argument_checking): Likewise.
1801 * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
1802 gfc_charlen_type_node.
1803 (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
1804 4, fold_convert to correct type.
1805 (gfc_conv_class_to_class): Build const of type size_type_node for
1806 size.
1807 (gfc_copy_class_to_class): Likewise.
1808 (gfc_conv_string_length): Use same type in expression.
1809 (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
1810 (gfc_conv_string_tmp): Make sure len is of the right type.
1811 (gfc_conv_concat_op): Use same type in expression.
1812 (gfc_conv_procedure_call): Likewise.
1813 (fill_with_spaces): Comment out memset() block due to spurious
1814 -Wstringop-overflow warnings.
1815 (gfc_trans_string_copy): Use gfc_charlen_type_node.
1816 (alloc_scalar_allocatable_for_subcomponent_assignment):
1817 fold_convert to right type.
1818 (gfc_trans_subcomponent_assign): Likewise.
1819 (trans_class_vptr_len_assignment): Build const of correct type.
1820 (gfc_trans_pointer_assignment): Likewise.
1821 (alloc_scalar_allocatable_for_assignment): fold_convert to right
1822 type in expr.
1823 (trans_class_assignment): Build const of correct type.
1824 * trans-intrinsic.c (gfc_conv_associated): Likewise.
1825 (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
1826 * trans-io.c (gfc_build_io_library_fndecls): Use
1827 gfc_charlen_type_node for character lengths.
1828 (set_string): Convert to right type in assignment.
1829 * trans-stmt.c (gfc_trans_label_assign): Build const of
1830 gfc_charlen_type_node.
1831 (trans_associate_var): Likewise.
1832 (gfc_trans_character_select): Likewise.
1833 (gfc_trans_allocate): Likewise, don't typecast strlen result.
1834 (gfc_trans_deallocate): Don't typecast strlen result.
1835 * trans-types.c (gfc_size_kind): New variable.
1836 (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
1837 from size_type_node.
1838 * trans-types.h: Fix comment.
1839
1840 2018-01-04 Thomas Koenig <tkoenig@gcc.gnu.org>
1841
1842 PR fortran/83683
1843 PR fortran/45689
1844 * check.c (gfc_check_eoshift): Check for string length and
1845 for conformance of boundary.
1846 * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
1847 * intrinsic.h: Add prototype for gfc_simplify_eoshift.
1848 * simplify.c (gfc_simplify_eoshift): New function.
1849
1850 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1851 Alan Hayward <alan.hayward@arm.com>
1852 David Sherwood <david.sherwood@arm.com>
1853
1854 * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
1855
1856 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1857 Alan Hayward <alan.hayward@arm.com>
1858 David Sherwood <david.sherwood@arm.com>
1859
1860 * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
1861
1862 2018-01-03 Thomas Koenig <tkoenig@gcc.gnu.org>
1863
1864 PR fortran/83664
1865 * check.c (gfc_check_eoshift): Error for missing boundary if array
1866 is not one of the standard types.
1867
1868 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1869
1870 Update copyright years.
1871
1872 * gfortranspec.c (lang_specific_driver): Update copyright notice
1873 dates.
1874 * gfc-internals.texi: Bump @copying's copyright year.
1875 * gfortran.texi: Ditto.
1876 * intrinsic.texi: Ditto.
1877 * invoke.texi: Ditto.
1878
1879 2017-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1880
1881 PR fortran/45689
1882 * intrinsic.c (add_function): Add gfc_simplify_maxloc and
1883 gfc_simplify_minloc to maxloc and minloc, respectively.
1884 * intrinsic.h: Add prototypes for gfc_simplify_minloc
1885 and gfc_simplify_maxloc.
1886 * simplify.c (min_max_chose): Adjust prototype. Modify function
1887 to have a return value which indicates if the extremum was found.
1888 (is_constant_array_expr): Fix typo in comment.
1889 (simplify_minmaxloc_to_scalar): New function.
1890 (simplify_minmaxloc_nodim): New function.
1891 (new_array): New function.
1892 (simplify_minmaxloc_to_array): New function.
1893 (gfc_simplify_minmaxloc): New function.
1894 (simplify_minloc): New function.
1895 (simplify_maxloc): New function.
1896
1897 2018-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1898
1899 PR fortran/45689
1900 PR fortran/83650
1901 * simplify.c (gfc_simplify_cshift): Re-implement to allow full
1902 range of arguments.
1903
1904 2018-01-01 Paul Thomas <pault@gcc.gnu.org>
1905
1906 PR fortran/83076
1907 * resolve.c (resolve_fl_derived0): Add caf_token fields for
1908 allocatable and pointer scalars, when -fcoarray selected.
1909 * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
1910 field as well as the backend_decl.
1911 (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
1912 derived types that are not vtypes. Components with caf_token
1913 attribute are pvoid types. For a component requiring it, find
1914 the caf_token field and have the component token field point to
1915 its backend_decl.
1916
1917 PR fortran/83319
1918 *trans-types.c (gfc_get_array_descriptor_base): Add the token
1919 field to the descriptor even when codimen not set.
1920 \f
1921 Copyright (C) 2018 Free Software Foundation, Inc.
1922
1923 Copying and distribution of this file, with or without modification,
1924 are permitted in any medium without royalty provided the copyright
1925 notice and this notice are preserved.