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