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1 2018-08-27 David Malcolm <dmalcolm@redhat.com>
2
3 PR 87091
4 * error.c (gfc_format_decoder): Update for conversion of
5 show_caret_p to a tri-state.
6
7 2018-08-25 Janus Weil <janus@gcc.gnu.org>
8
9 PR fortran/86545
10 * resolve.c (resolve_transfer): Correctly determine typespec for
11 generic function calls, in order to throw a proper error.
12
13 2018-08-24 Thomas Koenig <tkoenig@gcc.gnu.org>
14
15 PR fortran/86837
16 * frontend-passes.c (var_in_expr_callback): New function.
17 (var_in_expr): New function.
18 (traverse_io_block): Use var_in_expr instead of
19 gfc_check_dependency for checking if the variable depends on the
20 previous interators.
21
22 2018-08-23 Janne Blomqvist <blomqvist.janne@gmail.com>
23
24 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxval): Delete
25 HONOR_SIGNED_ZEROS checks.
26
27 2018-08-23 Paul Thomas <pault@gcc.gnu.org>
28
29 PR fortran/86863
30 * resolve.c (resolve_typebound_call): If the TBP is not marked
31 as a subroutine, check the specific symbol.
32
33 2018-08-22 Thomas Koenig <tkoenig@gcc.gnu.org>
34
35 * gfortran.texi: Mention that asynchronous I/O does
36 not work on systems which lack condition variables, such
37 as AIX.
38
39 2018-08-22 Janus Weil <janus@gcc.gnu.org>
40
41 PR fortran/86935
42 * match.c (gfc_match_associate): Improve diagnostics for the ASSOCIATE
43 statement.
44
45 2018-08-22 Andrew Benson <abensonca@gmail.com>
46
47 * module.c (load_generic_interfaces): Move call to find_symbol()
48 so that only occurs if actually needed.
49
50 2018-08-22 Janus Weil <janus@gcc.gnu.org>
51
52 PR fortran/86888
53 * decl.c (gfc_match_data_decl): Allow allocatable components of
54 indirectly recursive type.
55 * resolve.c (resolve_component): Remove two errors messages ...
56 (resolve_fl_derived): ... and replace them by a new one.
57
58 2018-08-21 Janne Blomqvist <jb@gcc.gnu.org>
59
60 * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use
61 MAX_EXPR/MIN_EXPR unconditionally for real arguments.
62 * gfortran.texi (Compiler Characteristics): Document MAX/MIN
63 behavior wrt NaN.
64
65 2018-08-21 Nicolas Koenig <koenigni@gcc.gnu.org>
66 Thomas Koenig <tkoenig@gcc.gnu.org>
67
68 PR fortran/25829
69 * gfortran.texi: Add description of asynchronous I/O.
70 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
71 as volatile.
72 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
73 st_wait_async and change argument spec from ".X" to ".w".
74 (gfc_trans_wait): Pass ID argument via reference.
75
76 2018-08-16 Nathan Sidwell <nathan@acm.org>
77
78 * cpp.c (dump_macro): Use cpp_user_macro_p.
79
80 2018-08-14 Janus Weil <janus@gcc.gnu.org>
81
82 PR fortran/86116
83 * interface.c (compare_type): Remove a CLASS/TYPE check.
84 (compare_type_characteristics): New function that behaves like the old
85 'compare_type'.
86 (gfc_check_dummy_characteristics, gfc_check_result_characteristics):
87 Call 'compare_type_characteristics' instead of 'compare_type'.
88
89 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
90
91 PR fortran/66679
92 * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Class array
93 elements are returned as references to the data element. Get
94 the class expression by stripping back the references. Use this
95 for the element size.
96
97 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
98
99 PR fortran/86906
100 * resolve.c (resolve_fl_variable_derived): Check if the derived
101 type is use associated before checking for the host association
102 error.
103
104 2018-08-10 Janus Weil <janus@gcc.gnu.org>
105
106 PR fortran/57160
107 * invoke.texi (frontend-optimize): Mention short-circuiting.
108 * options.c (gfc_post_options): Disable -ffrontend-optimize with -Og.
109 * resolve.c (resolve_operator): Warn about short-circuiting only with
110 -ffrontend-optimize.
111 * trans-expr.c (gfc_conv_expr_op): Use short-circuiting operators only
112 with -ffrontend-optimize. Without that flag, make sure that both
113 operands are evaluated.
114
115 2018-08-08 Nathan Sidwell <nathan@acm.org>
116
117 * cpp.c (cb_file_change): Use linemap_included_from.
118
119 2018-08-07 Cesar Philippidis <cesar@codesourcery.com>
120
121 * trans-stmt.h: Remove stale reference to trans-openacc.c.
122
123 2018-08-04 Janus Weil <janus@gcc.gnu.org>
124
125 PR fortran/45521
126 * interface.c (gfc_compare_interfaces): Apply additional
127 distinguishability criteria of F08 to operator interfaces.
128
129 2018-07-31 Andre Vieira <andre.simoesdiasvieira@arm.com>
130
131 Revert 'AsyncI/O patch committed'
132 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
133 Thomas Koenig <tkoenig@gcc.gnu.org>
134
135 PR fortran/25829
136 * gfortran.texi: Add description of asynchronous I/O.
137 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
138 as volatile.
139 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
140 st_wait_async and change argument spec from ".X" to ".w".
141 (gfc_trans_wait): Pass ID argument via reference.
142
143 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
144 Thomas Koenig <tkoenig@gcc.gnu.org>
145
146 PR fortran/25829
147 * gfortran.texi: Add description of asynchronous I/O.
148 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
149 as volatile.
150 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
151 st_wait_async and change argument spec from ".X" to ".w".
152 (gfc_trans_wait): Pass ID argument via reference.
153
154 2018-07-20 Martin Sebor <msebor@redhat.com>
155
156 PR middle-end/82063
157 * gfortran.h (gfc_handle_option): Change function argument
158 to HOST_WIDE_INT.
159 * options.c (gfc_handle_option): Same.
160
161 2018-07-20 Andrew Benson <abenson@carnegiescience.edu>
162
163 * gfortran.h (gfc_symbol): Add pointer to next derived type.
164 (gfc_dt_list, gfc_get_dt_list): Remove.
165 (gfc_namespace): Replace gfc_dt_list with gfc_symbol.
166 * parse.c (resolve_all_program_units): Replace gfc_free_dt_list() with
167 simple nullification of gfc_derived_types.
168 * resolve.c (resolve_global_procedure): Replace gfc_dt_list with
169 gfc_symbol.
170 (add_dt_to_dt_list): Change derived type linked list insertion to
171 utilize dt_next pointers in gfc_symbol.
172 * symbol.c (gfc_new_symbol, gfc_free_dt_list, gfc_symbol_done2)
173 (get_iso_c_binding_dt, generate_isocbinding_symbol): Remove
174 gfc_free_dt_list as gfc_dt_list is obsoleted. Change derived type
175 linked list search/insertion to utilize dt_next pointers in gfc_symbol.
176 * trans-types.c (gfc_get_derived_type): Change derived type linked
177 list search to utilize dt_next pointers in gfc_symbol.
178
179 2018-07-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
180
181 * trans-intrinsic.c: (gfc_conv_intrinsic_minmax): Emit MIN_MAX_EXPR
182 or IFN_FMIN/FMAX sequence to calculate the min/max when possible.
183
184 2018-07-18 Janus Weil <janus@gcc.gnu.org>
185 Thomas Koenig <tkoenig@gcc.gnu.org>
186
187 PR fortran/85599
188 * dump-parse-tree.c (show_attr): Add handling of implicit_pure.
189 * frontend-passes.c (do_warn_function_elimination): Do not warn for
190 pure functions.
191 * gfortran.h: Add prototypes for gfc_pure_function and
192 gfc_implicit_pure_function.
193 * gfortran.texi: Add chapter on evaluation of logical expressions.
194 * invoke.texi: Mention that -Wfunction-elimination is implied
195 by -Wextra.
196 * lang.opt: Make -Wextra imply -Wfunction-elimination.
197 * resolve.c (pure_function): Rename to gfc_pure_function.
198 (gfc_implicit_pure_function): New function.
199 (check_pure_function): Use it here.
200 (impure_function_callback): New function.
201 (resolve_operator): Call it via gfc_expr_walker.
202
203 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
204
205 PR fortran/83184
206 * decl.c (match_old_style_init): Initialize locus of variable expr when
207 creating a data variable.
208 (match_clist_expr): Verify array is explicit shape/size before
209 attempting to allocate constant array constructor.
210
211 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
212
213 PR fortran/86417
214 * module.c (mio_component): Set component->loc when loading from module.
215
216 2018-07-10 Jakub Jelinek <jakub@redhat.com>
217
218 PR fortran/86421
219 * module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
220 _UVAL suffixes.
221 (mio_omp_declare_simd): Save and restore ref, val and uval modifiers
222 on linear clauses. Initialize n->where to gfc_current_locus.
223
224 2018-07-05 Paul Thomas <pault@gcc.gnu.org>
225
226 PR fortran/86408
227 * resolve.c.c (resolve_contained_fntype): Reference to C418 is
228 in F2008 and not F2003.
229 (resolve_function): Ditto in error message. Also, exclude
230 deferred character length results from the error.
231
232 2018-07-05 Fritz Reese <fritzoreese@gmail.com>
233
234 PR fortran/83183
235 PR fortran/86325
236 * expr.c (class_allocatable, class_pointer, comp_allocatable,
237 comp_pointer): New helpers.
238 (component_initializer): Generate EXPR_NULL for allocatable or pointer
239 components. Do not generate initializers for components within BT_CLASS.
240 Do not assign to comp->initializer.
241 (gfc_generate_initializer): Use new helpers; move code to generate
242 EXPR_NULL for class allocatable components into component_initializer().
243
244 2018-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
245
246 PR fortran/82009
247 * trans-decl.c (gfc_process_block_locals): Delete assert and set
248 saved_local_decls = NULL_TREE.
249
250 2018-07-02 Richard Biener <rguenther@suse.de>
251
252 PR lto/86321
253 * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
254 for the distinct type copy.
255
256 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
257
258 PR fortran/82969
259 PR fortran/86242
260 * trans-array.c (structure_alloc_comps): Do not explicitly copy
261 procedure pointer components.
262
263 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
264
265 PR fortran/45305
266 * expr.c : Add a prototype for scalarize_intrinsic_call.
267 (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
268 intrinsic function calls.
269 (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
270 the expression or any of the actual argument expressions are
271 NULL. Before calling gfc_check_init_expr, check 'init_flag'.
272 Only simplify the scalarized expressions if there are no errors
273 on the stack.
274 (gfc_check_init_expr): Set 'init_flag' true in the call to
275 scalarize_intrinsic_call.
276
277 2018-06-28 Fritz Reese <fritzoreese@gmail.com>
278
279 PR fortran/82865
280 * decl.c (gfc_match_type): Refactor and check for PDT declarations.
281
282 2018-06-28 Martin Liska <mliska@suse.cz>
283
284 * gfortranspec.c: Include opt-suggestions.h.
285
286 2018-06-25 Fritz Reese <fritzoreese@gmail.com>
287
288 PR fortran/82972
289 PR fortran/83088
290 PR fortran/85851
291 * expr.c (component_initializer): Assign init expr to c->initializer.
292 (generate_isocbinding_initializer): New.
293 (gfc_generate_initializer): Call generate_isocbinding_initializer to
294 generate initializers for c_ptr and c_funptr with -finit-derived.
295
296 2018-06-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
297
298 PR fortran/85983
299 * interface.c (check_dtio_interface1): Delete assert.
300
301 2018-06-22 Paul Thomas <pault@gcc.gnu.org>
302 Rainer Orth <ro@gcc.gnu.org>
303
304 PR fortran/86281
305 * resolve.c (resolve_contained_fntype): Check for the charlen
306 before testing the length.
307
308 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
309
310 PR fortran/49630
311 * resolve.c (resolve_contained_fntype): Change standard ref.
312 from F95 to F2003: C418. Correct a spelling error in a comment.
313 It is an error for an abstract interface to have an assumed
314 character length result.
315 * trans-expr.c (gfc_conv_procedure_call): Likewise change the
316 standard reference.
317
318 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
319
320 PR fortran/83118
321 * resolve.c (resolve_ordinary_assign): Force the creation of a
322 vtable for assignment of non-polymorphic expressions to an
323 unlimited polymorphic object.
324 * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
325 size of the rhs type for such assignments. Set the dtype, _len
326 and vptrs appropriately.
327 * trans-expr.c (gfc_trans_assignment): Force the use of the
328 _copy function for these assignments.
329
330 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
331 Thomas Schwinge <thomas@codesourcery.com>
332 Cesar Philippidis <cesar@codesourcery.com>
333
334 * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
335 bitfields.
336 * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
337 OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
338 (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
339 create, deviceptr, present_of_*. Add support for finalize and
340 if_present.
341 (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
342 (OACC_KERNELS_CLAUSES): Likewise.
343 (OACC_DATA_CLAUSES): Likewise.
344 (OACC_DECLARE_CLAUSES): Likewise.
345 (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
346 (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
347 (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
348 (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
349 * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
350 and FINALIZE.
351
352 2018-06-18 Eric Botcazou <ebotcazou@adacore.com>
353
354 * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
355
356 2018-06-17 Eric Botcazou <ebotcazou@adacore.com>
357
358 * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
359 (nonlocal_dummy_decls): Likewise.
360 (gfc_nonlocal_dummy_array_decl): Likewise.
361 (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
362 (gfc_get_fake_result_decl): Do not generate a new DECL if simply
363 reusing the result of a recursive call.
364 (gfc_generate_function_code): Do not create, insert and destroy
365 nonlocal_dummy_decls.
366
367 2018-06-13 Steven G. Kargl <kargl@gcc.gnu.org>
368
369 PR fortran/86110
370 * array.c (gfc_resolve_character_array_constructor): Avoid NULL
371 pointer dereference.
372
373 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
374
375 PR fortran/85703
376 * parse.c (decode_oacc_directive): Set gfc_matching_function
377 to false.
378 (decode_omp_directive): Likewise.
379
380 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
381
382 PR fortran/85702
383 * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
384
385 2018-06-12 David Malcolm <dmalcolm@redhat.com>
386
387 PR other/69968
388 * misc.c (gfc_closest_fuzzy_match): Update for renaming of
389 levenshtein_distance to get_edit_distance.
390
391 2018-06-12 Steven G. Kargl <kargl@gcc.gnu.org>
392
393 PR fortran/44491
394 * expr.c (gfc_check_assign): Select non-NULL locus.
395
396 2018-06-11 Janus Weil <janus@gcc.gnu.org>
397
398 PR fortran/45521
399 * interface.c (compare_ptr_alloc): New function.
400 (generic_correspondence): Call it.
401
402 2018-06-10 Thomas Koenig <tkoenig@gcc.gnu.org>
403
404 * gfortran.h (gfc_expr): Add no_bounds_check field.
405 * frontend-passes.c (get_array_inq_function): Set no_bounds_check
406 on function and function argument.
407 (inline_matmul_assign): Set no_bounds_check on zero expression
408 and on lhs of zero expression.
409 Also handle A1B2 case if realloc on assigment is active.
410 * trans-array.c (gfc_conv_array_ref): Don't do range checking
411 if expr has no_bounds_check set.
412 (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
413 has it set.
414 * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
415 on lss and lss if the corresponding expressions have it set.
416
417 2018-06-10 Dominique d'Humieres <dominiq@gcc.gnu.org>
418
419 PR fortran/79854
420 * trans-const.c: Remove include "diagnostic-core.h".
421 (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
422
423 2018-06-10 Janus Weil <janus@gcc.gnu.org>
424
425 PR fortran/85088
426 * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
427 INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
428 and remove a TODO note.
429 * gfortran.h: Add a comment to sym_intent.
430
431 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
432
433 PR fortran/38351
434 * resolve.c (resolve_operator): Provide better error message for
435 derived type entity used in an binary intrinsic numeric operator.
436
437 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
438
439 PR fortran/85138
440 PR fortran/85996
441 PR fortran/86051
442 * decl.c (gfc_match_char_spec): Use private namespace in attempt to
443 reduce a charlen to a constant.
444
445 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
446
447 PR fortran/78278
448 * data.c (gfc_assign_data_value): Re-arrange code to allow for
449 an error for double initialization of CHARACTER entities.
450
451 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
452
453 PR fortran/63514
454 * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
455
456 2018-06-08 Thomas Koenig <tkoenig@gcc.gnu.org>
457
458 PR fortran/85631
459 * trans.h (gfc_ss): Add field no_bounds_check.
460 * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
461 ss->no_bounds_check is set, do not use runtime checks.
462 * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
463 for reallocatable lhs.
464
465 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
466
467 PR fortran/86059
468 * array.c (match_array_cons_element): NULL() cannot be in an
469 array constructor.
470
471 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
472
473 PR fortran/78571
474 * data.c (create_character_initializer): Return early if type is
475 incompatible with CHARACTER.
476
477 2018-06-07 Steven G. Kargl <kargl@gcc.gnu.org>
478
479 PR fortran/86045
480 * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
481 'P' is zero and issue an error if it is.
482
483 2018-06-06 Thomas Koenig <tkoenig@gcc.gnu.org>
484
485 PR fortran/85641
486 * frontend-passes.c (is_fe_temp): Add prototype.
487 (realloc_string_callback): Early return for frontend-generated
488 temporary.
489
490 2018-06-05 Cesar Philippidis <cesar@codesourcery.com>
491
492 PR fortran/85701
493
494 * openmp.c (gfc_resolve_oacc_declare): Error on functions and
495 subroutine data clause arguments.
496
497 2018-06-04 Steven G. Kargl <kargl@gcc.gnu.org>
498
499 PR fortran/85981
500 * resolve.c (resolve_allocate_deallocate): Check errmsg is default
501 character kind.
502
503 2018-06-03 Paul Thomas <pault@gcc.gnu.org>
504
505 PR fortran/36497
506 * decl.c (variable_decl): Use gfc_add_type for cray pointees.
507
508 2018-06-01 Steven G. Kargl <kargl@gcc.gnu.org>
509
510 PR fortran/63570
511 * check.c (gfc_check_random_init): New function. Check arguments of
512 RANDOM_INIT.
513 * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
514 * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
515 subroutines.
516 (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
517 * intrinsic.h: Add prototypes for gfc_check_random_init and
518 gfc_resolve_random_init
519 * intrinsic.texi: Document new intrinsic subprogram.
520 * iresolve.c (gfc_resolve_random_init): Resolve routine name.
521 * trans-decl.c: Declare gfor_fndecl_random_init
522 * trans-intrinsic.c (conv_intrinsic_random_init): New function.
523 Translate call to RANDOM_INIT.
524 (gfc_conv_intrinsic_subroutine): Call it.
525 * trans.h: Declare gfor_fndecl_random_init
526
527 2018-05-27 Steven G. Kargl <kargl@gcc.gnu.org>
528
529 * decl.c (match_data_constant): Fortran 2018 allows pointer
530 initialization in a data statement.
531
532 2018-05-25 Janus Weil <janus@gcc.gnu.org>
533
534 PR fortran/85839
535 * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
536 an obsolescent feature in Fortran 2018.
537 (gfc_match_equivalence): Ditto.
538 * resolve.c (resolve_common_blocks): Ditto.
539 (gfc_resolve_forall): Ditto.
540 * symbol.c (gfc_define_st_label): Ditto.
541
542 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
543
544 PR fortran/85543
545 * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
546 pointer dereference.
547
548 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
549
550 PR fortran/85780
551 * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
552
553 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
554
555 PR fortran/85779
556 * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
557
558 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
559
560 PR fortran/85895
561 * resolve.c (resolve_sync): Resolve expression before checking for
562 an error.
563
564 2018-05-22 Janus Weil <janus@gcc.gnu.org>
565
566 PR fortran/85841
567 * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
568 GFC_STD_OPT_F08TS.
569 * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
570 * options.c (set_default_std_flags): Ditto.
571 (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
572 * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
573 GFC_STD_F2018.
574 * check.c (gfc_check_atomic, gfc_check_event_query,
575 gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
576 gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
577 * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
578 * intrinsic.c (add_functions, add_subroutines,
579 gfc_check_intrinsic_standard): Ditto.
580 * iso-c-binding.def: Ditto.
581 * iso-fortran-env.def: Ditto.
582 * match.c (gfc_match_event_post, gfc_match_event_wait,
583 gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
584 gfc_match_end_team, gfc_match_sync_team): Ditto.
585 * gfortran.texi: Remove mention of -std=f2008ts.
586 Move TSs into F2018 section.
587 * invoke.texi: Update documentation of -std=f2008ts.
588
589 2018-05-21 Janus Weil <janus@gcc.gnu.org>
590
591 PR fortran/85841
592 * libgfortran.h: New macros GFC_STD_OPT_*.
593 * error.c (notify_std_msg): New function.
594 (gfc_notify_std): Adjust such that it can handle combinations of
595 GFC_STD_* flags in the 'std' argument, not just a single one.
596 * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
597 in Fortran 2018.
598 (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
599 * options.c (set_default_std_flags): Warn for F2018 deleted features
600 by default.
601 (gfc_handle_option): F2018 deleted features are allowed in earlier
602 standards.
603 * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
604 nonblock do constructs in Fortran 2018.
605
606 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
607
608 PR fortran/80657
609 * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
610 test for self refs to the function result in the character len
611 expression. If a self reference is found, emit an error and
612 return true.
613 (resolve_fntype): Use the function symbol in the calls to the
614 above.
615
616 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
617
618 PR fortran/49636
619 * trans-array.c (gfc_get_array_span): Renamed from
620 'get_array_span'.
621 (gfc_conv_expr_descriptor): Change references to above.
622 * trans-array.h : Add prototype for 'gfc_get_array_span'.
623 * trans-intrinsic.c (gfc_conv_associated): Add pre and post
624 blocks for 'arg1'.
625 * trans-stmt.c (trans_associate_var): If the associate name is
626 a subref array pointer, use gfc_get_array_span for the span.
627
628 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
629
630 PR fortran/82275
631 * match.c (gfc_match_type_spec): Go through the array ref and
632 decrement 'rank' for every dimension that is an element.
633
634 2018-05-19 Paul Thomas <pault@gcc.gnu.org>
635
636 PR fortran/82923
637 PR fortran/66694
638 PR fortran/82617
639 * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
640 charlen backend_decl of the rhs expr to ss->info->string_length
641 so that the value in the current scope is used.
642
643 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
644
645 PR fortran/63529
646 * gfortran.texi: Clarify documentation for Cray pointer and
647 assumed-sized array.
648
649 2018-05-13 Paul Thomas <pault@gcc.gnu.org>
650
651 PR fortran/85742
652 * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
653 of 'size'. If the element type is a pointer use the size of the
654 TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
655 case, set the size to zero.
656
657 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
658
659 * gfortran.h: Remove prototype.
660 * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
661
662 2018-05-11 Steven G. Kargl <kargl@gcc.gnu.org>
663
664 PR fortran/85542
665 * expr.c (check_inquiry): Avoid NULL pointer dereference.
666
667 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
668
669 PR fortran/85687
670 * check.c (gfc_check_rank): Check that the argument is a data object.
671
672 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
673
674 PR fortran/85521
675 * array.c (gfc_resolve_character_array_constructor): Substrings
676 with upper bound smaller than lower bound are zero length strings.
677
678 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
679
680 PR fortran/70870
681 * data.c (gfc_assign_data_value): Check that a data object does
682 not also have default initialization.
683
684 2018-05-10 Marek Polacek <polacek@redhat.com>
685
686 PR fortran/85735
687 * options.c (gfc_post_options): Set main_input_filename.
688
689 2018-05-10 Thomas Koenig <tkoenig@gcc.gnu.org>
690
691 PR fortran/54613
692 * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
693
694 2018-05-10 Paul Thomas <pault@gcc.gnu.org>
695
696 PR fortran/68846
697 PR fortran/70864
698 * resolve.c (get_temp_from_expr): The temporary must not have
699 dummy or intent attributes.
700
701 2018-05-08 Thomas Koenig <tkoenig@gcc.gnu.org>
702
703 PR fortran/54613
704 * check.c (gfc_check_minmaxloc): Remove error for BACK not being
705 implemented. Use gfc_logical_4_kind for BACK.
706 * simplify.c (min_max_choose): Add optional argument back_val.
707 Handle it.
708 (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
709 back_val to min_max_choose.
710 (simplify_minmaxloc_to_nodim): Likewise.
711 (simplify_minmaxloc_to_array): Likewise.
712 (gfc_simplify_minmaxloc): Add argument back, handle it.
713 Pass back_val to specific simplification functions.
714 (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
715 pass it on to gfc_simplify_minmaxloc.
716 (gfc_simplify_maxloc): Likewise.
717 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
718 comment. If BACK is true, use greater or equal (or lesser or
719 equal) insteal of greater (or lesser). Mark the condition of
720 having found a value which exceeds the limit as unlikely.
721
722 2018-05-07 Jeff Law <law@redhat.comg>
723
724 * scanner.c (preprocessor_line): Call linemap_add after a line
725 directive that changes the current filename.
726
727 2018-05-06 Andre Vehreschild <vehre@gcc.gnu.org>
728
729 PR fortran/85507
730 * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
731 introduced by r259385.
732 * trans-intrinsic.c (conv_caf_send): Always report a dependency for
733 same variables in coarray assignments.
734
735 2018-05-02 Tom de Vries <tom@codesourcery.com>
736
737 PR libgomp/82428
738 * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
739
740 2018-04-24 Steven G. Kargl <kargl@gcc.gnu.org>
741
742 PR fortran/85520
743 * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
744
745 2018-04-14 Andre Vehreschild <vehre@gcc.gnu.org>
746
747 PR fortran/81773
748 PR fortran/83606
749 * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
750 during dependency computation. They define no data dependency.
751 * trans-array.c (conv_array_index_offset): The stride can not be set
752 here, prevent fail.
753 * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
754 for caf_get's result and copying to the array with vectorial
755 indexing.
756
757 2018-04-14 Thomas Koenig <tkoenig@gcc.gnu.org>
758
759 PR fortran/85387
760 * frontend-passes.c (traverse_io_block): Check for start, end or
761 stride being defined by an outer implied DO loop.
762
763 2018-04-12 Thomas Koenig <tkoenig@gcc.gnu.org>
764
765 PR fortran/83064
766 PR testsuite/85346
767 * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
768 for annotation and remove dependence on -ftree-parallelize-loops.
769
770 2018-04-10 Jakub Jelinek <jakub@redhat.com>
771
772 PR fortran/85313
773 * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
774 (resolve_oacc_nested_loops): Likewise. Formatting fix.
775
776 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
777
778 PR fortran/83064
779 * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
780 parallell processing of DO CONCURRENT -ftree-parallelize-loops
781 is set.
782
783 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
784
785 PR fortran/51260
786 * resolve.c (resolve_variable): Simplify cases where access to a
787 parameter array results in a single constant.
788
789 2018-04-02 Thomas Koenig <tkoenig@gcc.gnu.org>
790
791 PR fortran/85102
792 * decl.c (variable_decl): If upper or lower bounds simplify
793 to a constant, use that.
794
795 2018-03-30 Paul Thomas <pault@gcc.gnu.org>
796
797 PR fortran/84931
798 * simplify.c (gfc_convert_constant): Handle case of array
799 constructors within an array that has no iterator and improve
800 the conciseness of this section of code.
801
802 2017-03-30 Thomas Koenig <tkoenig@gcc.gnu.org>
803
804 PR fortran/85111
805 * array.c (gfc_resolve_character_array_constructor): Early
806 exit for zero-size arrays.
807 * simplify.c (simplify_transformation_to_array): Exit early
808 if the result size is zero.
809 (simplify_minmaxloc_to_array): Likewise.
810
811 2018-03-28 Mikael Morin <mikael@gcc.gnu.org>
812
813 PR fortran/69497
814 * symbol.c (gfc_symbol_done_2): Start freeing namespaces
815 from the root.
816 (gfc_free_namespace): Restore assert (revert r258839).
817
818 2018-03-28 Jakub Jelinek <jakub@redhat.com>
819
820 * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
821 * ioparm.def (IOPARM_dt_default_exp): Rename to ...
822 (IOPARM_dt_dec_ext): ... this.
823 * trans-io.c (build_dt): Adjust for default_exp renaming to
824 dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
825 * io.c (match_io): Likewise.
826
827 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
828
829 PR fortran/85084
830 * frontend-passes.c (gfc_run_passes): Do not run front-end
831 optimizations if a previous error occurred.
832
833 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
834 Harald Anlauf <anlauf@gmx.de>
835
836 PR fortran/85083
837 * primary.c (gfc_convert_to_structure_constructor): Check
838 conformance of argument types in structure constructor.
839
840 2018-03-26 Thomas Koenig <tkoenig@gcc.gnu.org>
841
842 PR fortran/66709
843 * io.c: Include constructor.h.
844 (resolve_tag_format): For a constant character array, concatenate
845 into a single character expression.
846
847 2018-03-25 Seth Johnson <johnsonsr@ornl.gov>
848 Dominique d'Humieres <dominiq@gcc.gnu.org>
849
850 PR fortran/84924
851 * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
852 scalar derived type with -std=f2003 and -std=f2008.
853
854 2018-03-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
855 Dominique d'Humieres <dominiq@gcc.gnu.org>
856
857 PR fortran/69497
858 * symbol.c (gfc_free_namespace): Delete the assert and only if
859 refs count is equals zero, free the namespace. Otherwise,
860 something is halfway and other errors will resound.
861
862 2018-03-24 Thomas Koenig <tkoenig@gcc.gnu.org>
863
864 PR fortran/70068
865 * expr.c (find_substring_ref): Change types of start, end
866 and length variables to gfc_charlen_t. Set length to zero
867 for empty substring.
868
869 2018-03-24 Steven G. Kargl <kargl@gcc.gnu.org>
870
871 PR fortran/42651
872 * decl.c (check_function_name): Improved error message
873 (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
874
875 2018-03-22 Steven G. Kargl <kargl@gcc.gnu.org>
876
877 PR fortran/84922
878 * decl.c (get_proc_name): If the MODULE prefix appears in interface
879 body, then it must appear on the contained subroutine or function.
880 While here, fix nearby mis-indented code.
881
882 2018-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
883 Harald Anlauf <anlauf@gmx.de>
884
885 PR fortran/84957
886 * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
887
888 2018-03-21 Janne Blomqvist <jb@gcc.gnu.org>
889
890 PR fortran/84615
891 * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
892 gfc_charlen_type_node when calling procedure.
893
894 2018-03-20 Steven G. Kargl <kargl@gcc.gnu.org>
895
896 PR fortran/85001
897 * interface.c (symbol_rank): Remove bogus null pointer check that
898 crept in when translating a ternary operator into an if-else
899 constructor.
900
901 2018-03-19 Thomas Koenig <tkoenig@gcc.gnu.org>
902
903 PR fortran/84931
904 * simplify.c (gfc_convert_constant): Correctly handle iterators
905 for type conversion.
906
907 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
908
909 PR fortran/77414
910 * decl.c (get_proc_name): Check for a subroutine re-defined in
911 the contain portion of a subroutine. Change language of existing
912 error message to better describe the issue. While here fix whitespace
913 issues.
914
915 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
916
917 PR fortran/65453
918 * decl.c (get_proc_name): Catch clash between a procedure statement
919 and a contained subprogram
920
921 2018-03-16 Steven G. Kargl <kargl@gcc.gnu.org>
922
923 PR fortran/69395
924 * decl.c (merge_array_spec): Correct the error condition.
925
926 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
927
928 PR fortran/78741
929 * decl.c (get_proc_name): Check for clash of entry name with
930 subroutine name.
931
932 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
933
934 PR fortran/69395
935 * decl.c (merge_array_spec): Limit the merging to maximum allowed
936 dimensions, and issue error message if limit is exceeded.
937
938 2018-03-13 Steven G. Kargl <kargl@gcc.gnu.org>
939
940 * check.c (gfc_check_kill_sub): Remove check for INTEGER(4) or (8).
941 * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
942 (add_subroutines): Remove reference to gfc_resolve_kill_sub.
943 * intrinsic.texi: Update documentation.
944 * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
945 * trans-decl.c (gfc_build_intrinsic_function_decls): Add
946 gfor_fndecl_kill and gfor_fndecl_kill_sub
947 * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
948 functions.
949 (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
950 (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
951 * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
952
953 2018-03-11 Paul Thomas <pault@gcc.gnu.org>
954
955 PR fortran/84546
956 * trans-array.c (structure_alloc_comps): Make sure that the
957 vptr is copied and that the unlimited polymorphic _len is used
958 to compute the size to be allocated.
959 * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
960 unlimited polymorphic _len for the offset to the element.
961 (gfc_copy_class_to_class): Set the new 'unlimited' argument.
962 * trans.h : Add the boolean 'unlimited' to the prototype.
963
964 2018-03-11 Steven G. Kargl <kargl@gcc.gnu.org>
965
966 PR fortran/83939
967 * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
968
969 2018-03-11 Steven G. Kargl <kargls@gcc.gnu.org>
970
971 * check.c (gfc_check_kill): Check pid and sig are scalar.
972 (gfc_check_kill_sub): Restrict kind to 4 and 8.
973 * intrinsic.c (add_function): Sort keyword list. Add pid and sig
974 keywords for KILL. Remove redundant *back="back" in favor of the
975 original *bck="back".
976 (add_subroutines): Sort keyword list. Add pid and sig keywords
977 for KILL.
978 * intrinsic.texi: Fix documentation to consistently use pid and sig.
979 * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8. Choose the
980 correct function.
981 (gfc_resolve_rename_sub): Add comment.
982
983 2018-03-11 Thomas Koenig <tkoenig@gcc.gnu.org>
984
985 PR fortran/66128
986 * simplify.c (simplify_transformation): Return default result for
987 empty array argument.
988 (gfc_simplify_all): Remove special-case handling for zerosize.
989 (gfc_simplify_any): Likewise.
990 (gfc_simplify_count): Likewise.
991 (gfc_simplify_iall): Likewise.
992 (gfc_simplify_iany): Likewise.
993 (gfc_simplify_iparity): Likewise.
994 (gfc_simplify_minval): Likewise.
995 (gfc_simplify_maxval): Likewise.
996 (gfc_simplify_norm2): Likewise.
997 (gfc_simplify_product): Likewise.
998 (gfc_simplify_sum): Likewise.
999
1000 2018-03-10 Steven G. Kargl <kargl@gcc.gnu.org>
1001
1002 PR fortran/84734
1003 * arith.c (check_result, eval_intrinsic): If result overflows, pass
1004 the expression up the chain instead of a NULL pointer.
1005
1006 2018-03-07 Steven G. Kargl <kargl@gcc.gnu.org>
1007
1008 PR fortran/64124
1009 PR fortran/70409
1010 * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
1011
1012 2017-03-06 Thomas Koenig <tkoenig@gcc.gnu.org>
1013
1014 PR fortran/84697
1015 PR fortran/66128
1016 * expr.c (simplify_parameter_variable): If p is a size zero array
1017 and not an ARRAY_EXPR insert an empty array constructor and
1018 return.
1019 * gfortran.h: Add prototype for gfc_is_size_zero_array.
1020 * simplify.c (is_size_zero_array): Make non-static and rename into
1021 (gfc_is_size_zero_array): Check for parameter arrays of zero
1022 size by comparing shape and absence of constructor.
1023 (gfc_simplify_all): Use gfc_is_size_zero_array instead of
1024 is_size_zero_array.
1025 (gfc_simplify_count): Likewise.
1026 (gfc_simplify_iall): Likewise.
1027 (gfc_simplify_iany): Likewise.
1028 (gfc_simplify_iparity): Likewise.
1029 (gfc_simplify_minval): Likewise.
1030 (gfc_simplify_maxval): Likewise.
1031 (gfc_simplify_product): Likewise.
1032 (gfc_simplify_sum): Likewise.
1033
1034 2018-03-06 Steven G. Kargl <kargl@gcc.gnu.org>
1035
1036 PR fortran/56667
1037 * primary.c (match_sym_complex_part): Give the matcher for an implied
1038 do-loop a chance to run.
1039
1040 2018-03-03 Harald Anlauf <anlauf@gmx.de>
1041
1042 PR fortran/71085
1043 * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
1044 dereference NULL pointer.
1045
1046 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
1047
1048 PR fortran/66128
1049 * simplify.c (is_size_zero_array): New function to check for size
1050 zero array.
1051 (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
1052 gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
1053 gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
1054 gfc_simplify_product, gfc_simplify_sum): Use it, and implement
1055 requirements from F2018.
1056
1057 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
1058
1059 PR fortran/51434
1060 * simplify.c (gfc_simplify_transfer): Resolve mold.
1061
1062 2018-03-03 Paul Thomas <pault@gcc.gnu.org>
1063
1064 PR fortran/80965
1065 * resolve.c (build_loc_call): Change symtree name from 'loc' to
1066 '_loc'.
1067
1068 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
1069
1070 PR fortran/84219
1071 * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
1072 components are caf tokens.
1073 (gfc_target_interpret_expr): Treat BT_VOID expressions as
1074 integers.
1075
1076 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
1077
1078 PR fortran/84538
1079 * class.c (class_array_ref_detected): Remove the condition that
1080 there be no reference after the array reference.
1081 (find_intrinsic_vtab): Remove excess whitespace.
1082 * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
1083 as 'base and call build_class_array_ref earlier.
1084
1085 2018-02-28 Paul Thomas <pault@gcc.gnu.org>
1086
1087 PR fortran/83901
1088 * trans-stmt.c (trans_associate_var): Make sure that the se
1089 expression is a pointer type before converting it to the symbol
1090 backend_decl type.
1091
1092 2018-02-25 Steven G. Kargl <kargl@gcc.gnu.org>
1093
1094 PR fortran/83633
1095 * decl.c (variable_decl): Check that an explicit-shape-array with
1096 nonconstant bounds is allowed.
1097
1098 2018-02-25 Paul Thomas <pault@gcc.gnu.org>
1099
1100 PR fortran/84523
1101 * trans-intrinsic.c (gfc_conv_allocated): If the argument se
1102 has a pre block, add it to the expression pre block.
1103
1104 2018-02-25 Thomas Koenig <tkoenig@gcc.gnu.org>
1105
1106 PR fortran/78238
1107 * gfortran.h (gfc_integer_4_kind): Define.
1108 * resolve.c (resolve_select_type): Make sure that the
1109 kind of c->high is gfc_integer_4_kind.
1110
1111 2018-02-24 Steven G. Kargl <kargl@gcc.gnu.org>
1112
1113 PR fortran/30792
1114 * decl.c (gfc_match_data): Check for invalid substring in
1115 data-implied-do
1116
1117 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
1118
1119 * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
1120
1121 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
1122
1123 PR fortran/84511
1124 * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
1125
1126 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
1127
1128 PR fortran/84346
1129 * interface.c (compare_actual_formal): Issue error if keyword is
1130 used in a statement function.
1131
1132 2018-02-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1133
1134 PR fortran/84506
1135 * trans-io.c (set_parameter_value_inquire): Adjust range check of
1136 negative unit values for kind=8 units to the kind=4 negative limit.
1137
1138 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
1139
1140 PR fortran/83149
1141 * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
1142 accessing its components.
1143
1144 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
1145
1146 PR fortran/83149
1147 * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
1148 before accessing its components.
1149
1150 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
1151
1152 PR fortran/83148
1153 * trans-const.c : Clean up some whitespace issues.
1154 * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
1155 derived type has a kind value of zero, set it to the default
1156 integer kind.
1157
1158 2018-02-23 Janne Blomqvist <jb@gcc.gnu.org>
1159
1160 PR fortran/84519
1161 * trans-decl.c (gfc_build_builtin_function_decls): Add bool
1162 argument to stop and error stop decls.
1163 * trans-stmt.c (gfc_trans_stop): Add false value to argument
1164 lists.
1165
1166 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
1167
1168 PR 78534
1169 PR 84509
1170 * trans-decl.c (gfc_build_builtin_function_decls): Pass
1171 gfc_int8_type node to pause_numeric, size_type_node to
1172 pause_string.
1173 * trans-stmt.c (gfc_trans_pause): Likewise.
1174
1175 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
1176
1177 * gfortran.texi: Update Coarray API description.
1178 * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
1179 character lengths, int for exit codes.
1180 (generate_coarray_sym_init): Use size_t for character length.
1181 * trans-intrinsic.c (conv_co_collective): Likewise.
1182 * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
1183 (gfc_trans_event_post_wait): Likewise.
1184 (gfc_trans_sync): Likewise.
1185 (gfc_trans_stop): Use size_t for character lengths, int for exit
1186 codes.
1187
1188 2018-02-20 Thomas Koenig <tkoenig@gcc.gnu.org>
1189
1190 PR fortran/48890
1191 PR fortran/83823
1192 * primary.c (gfc_convert_to_structure_constructor):
1193 For a constant string constructor, make sure the length
1194 is correct.
1195
1196 2018-02-19 Paul Thomas <pault@gcc.gnu.org>
1197
1198 PR fortran/83344
1199 PR fortran/83975
1200 * resolve.c (resolve_assoc_var): Rearrange the logic for the
1201 determination of the character length of associate names. If
1202 the associate name is missing a length expression or the length
1203 expression is not a constant and the target is not a variable,
1204 make the associate name allocatable and deferred length.
1205 * trans-decl.c (gfc_get_symbol_decl): Null the character length
1206 backend_decl for deferred length associate names that are not
1207 variables. Set 'length' to gfc_index_zero_node for character
1208 associate names, whose character length is a PARM_DECL.
1209
1210 2018-02-19 Thomas Koenig <tkoenig@gcc.gnu.org>
1211
1212 PR fortran/35339
1213 * frontend-passes.c (traverse_io_block): Remove workaround for
1214 PR 80945.
1215
1216 2018-02-19 Andre Vehreschild <vehre@gcc.gnu.org>
1217
1218 * gfortran.texi: Document additional src/dst_type. Fix some typos.
1219 * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
1220 argument of _caf_*_by_ref () with * e { get, send, sendget }.
1221 * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
1222 data referenced when generating a call to caf_get_by_ref ().
1223 (conv_caf_send): Same but for caf_send_by_ref () and
1224 caf_sendget_by_ref ().
1225
1226 2018-02-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1227
1228 PR fortran/84389
1229 * io.c (check_format): Allow FMT_COLON.
1230
1231 2018-02-18 Paul Thomas <pault@gcc.gnu.org>
1232
1233 PR fortran/80945
1234 * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
1235 the typenode in the case of deferred length characters.
1236
1237 2018-02-17 Thomas Koenig <tkoenig@gcc.gnu.org>
1238
1239 PR fortran/84270
1240 * frontend-passes (scalarized_expr): If the expression
1241 is an assumed size array, leave in the last reference
1242 and pass AR_SECTION instead of AR_FULL to gfc_resolve
1243 in order to avoid an error.
1244
1245 2018-02-17 Paul Thomas <pault@gcc.gnu.org>
1246
1247 PR fortran/84115
1248 * resolve.c (resolve_assoc_var): If a non-constant target expr.
1249 has no string length expression, make the associate variable
1250 into a deferred length, allocatable symbol.
1251 * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
1252 the symbol.
1253 * trans-stmt.c (trans_associate_var): Null and free scalar
1254 associate names that are allocatable. After assignment, remove
1255 the allocatable attribute to prevent reallocation.
1256
1257 2018-02-16 Jakub Jelinek <jakub@redhat.com>
1258
1259 PR fortran/84418
1260 * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
1261 kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
1262
1263 2018-02-16 Dominique d'Humieres <dominiq@gcc.gnu.org>
1264
1265 PR fortran/84354
1266 * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
1267
1268 2018-02-15 Janus Weil <janus@gcc.gnu.org>
1269
1270 PR fortran/84409
1271 * interface.c (check_dtio_arg_TKR_intent): Add a check for character
1272 length.
1273
1274 2018-02-14 Janus Weil <janus@gcc.gnu.org>
1275
1276 PR fortran/84385
1277 * match.c (gfc_match_select_type): Fix check for selector in
1278 SELECT TYPE statement.
1279
1280 2018-02-13 Janus Weil <janus@gcc.gnu.org>
1281
1282 PR fortran/84313
1283 * symbol.c (check_conflict): Reject procedure pointers in common blocks.
1284
1285 2018-02-13 Alastair McKinstry <alastair.mckinstry@sceal.ie>
1286 Janne Blomqvist <jb@gcc.gnu.org>
1287
1288 * module.c (dump_module): Use lbasename to ensure that module
1289 files are reproducible.
1290
1291 2018-02-12 Janus Weil <janus@gcc.gnu.org>
1292
1293 PR fortran/84273
1294 * resolve.c (resolve_component): Fix checks of passed argument in
1295 procedure-pointer components.
1296
1297 2018-02-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1298
1299 PR fortran/35299
1300 * resolve.c (resolve_formal_arglist): Update error message.
1301
1302 2018-02-11 Andre Vehreschild <vehre@gcc.gnu.org>
1303
1304 * gfortran.texi: Fix typos in documentation of caf_register ().
1305 * trans-array.c (structure_alloc_comps): Only register a component of
1306 a derived typed corray, not of an ultimate component coarray.
1307
1308 2018-02-11 Steven G. Kargl <kargl@gcc.gnu.org>
1309
1310 PR fortran/54223
1311 PR fortran/84276
1312 * interface.c (compare_actual_formal): Add in_statement_function
1313 bool parameter. Skip check of INTENT attribute for statement
1314 functions. Arguments to a statement function cannot be optional,
1315 issue error for missing argument.
1316 (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
1317 in_statement_function.
1318
1319 2018-02-11 Paul Thomas <pault@gcc.gnu.org>
1320
1321 PR fortran/84074
1322 * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
1323 flag. If the is a vector subscript or the expression is not a
1324 variable, make the descriptor one-based.
1325
1326 2018-02-10 Paul Thomas <pault@gcc.gnu.org>
1327
1328 PR fortran/84141
1329 PR fortran/84155
1330 * trans-array.c (gfc_array_init_size): Revert the change made
1331 in revision 257356 setting the dtype.
1332 * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
1333 Call gfc_get_dtype_rank_type every time.
1334
1335 PR fortran/56691
1336 * trans-array.c (gfc_conv_expr_descriptor): If the source array
1337 is a descriptor type, use its offset, removing the condition
1338 that is be a class expression.
1339
1340 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
1341
1342 PR fortran/82994
1343 * match.c (gfc_match_deallocate): Check for NULL pointer.
1344
1345 2018-02-07 Thomas Koenig <tkoenig@gcc.gnu.org>
1346
1347 PR fortran/68560
1348 * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
1349 (gfc_conv_intrinsic_function): Call it.
1350
1351 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
1352
1353 PR fortran/82049
1354 * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
1355 try to resolve it. While here return early if possible.
1356
1357 2018-02-04 Paul Thomas <pault@gcc.gnu.org>
1358
1359 PR fortran/84115
1360 * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
1361 'length' if the symbol charlen backend_decl is an indirect ref.
1362
1363 2018-02-03 Paul Thomas <pault@gcc.gnu.org>
1364
1365 PR fortran/84141
1366 PR fortran/84155
1367 * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
1368 use gfc_get_dtype_rank_type.
1369
1370 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
1371
1372 PR 83975
1373 PR 83344
1374 * resolve.c (resolve_assoc_var): Generate an error if
1375 target length unknown.
1376
1377 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
1378
1379 PR fortran/83705
1380 * simplify.c (gfc_simplify_repeat): Increase limit for deferring
1381 to runtime, print a warning message.
1382
1383 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1384
1385 PR fortran/84116
1386 * openmp.c (gfc_match_omp_clauses): If all the linear
1387 gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
1388 nor set *head = NULL. Formatting fixes.
1389
1390 2018-01-31 Paul Thomas <pault@gcc.gnu.org>
1391
1392 PR fortran/84088
1393 * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
1394 an address expression passed to an assumed rank dummy, convert
1395 to an indirect reference.
1396
1397 2018-01-31 Thomas Koenig <tkoenig@gcc.gnu.org>
1398
1399 * dump-parse-tree.c (write_proc): Use sym_name (which may
1400 be sym->binding_label) instead of sym->name.
1401
1402 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
1403
1404 * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
1405 of int for slen.
1406
1407 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
1408
1409 PR fortran/78534
1410 * trans-expr.c (fill_with_spaces): Use memset instead of
1411 generating loop.
1412 (gfc_trans_string_copy): Improve opportunity to use builtins with
1413 constant lengths.
1414
1415 2018-01-30 Jakub Jelinek <jakub@redhat.com>
1416
1417 PR debug/84131
1418 * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
1419 to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
1420
1421 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
1422
1423 PR fortran/84134
1424 * array.c (gfc_ref_dimen_size): Whitespace fixes. If stride is
1425 zero, return false.
1426
1427 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
1428
1429 PR fortran/84133
1430 * frontend-passes (matmul_to_var_expr): Return early if
1431 in association list.
1432 (inline_matmul_assign): Likewise.
1433
1434 2017-01-29 Thomas Koenig <tkoenig@gcc.gnu.org>
1435
1436 PR fortran/84073
1437 * resolve.c (resolve_component): Ensure BIND(C) character
1438 components have length one.
1439 (resolve_symbol): Likewise for variables.
1440
1441 2018-01-27 Jakub Jelinek <jakub@redhat.com>
1442
1443 PR fortran/84065
1444 * decl.c (add_init_expr_to_sym): Ignore initializers for too large
1445 lengths.
1446
1447 2018-01-26 Damian Rouson <damian@sourceryinstitute.org>
1448 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>
1449 Soren Rasmussen <s.c.rasmussen@gmail.com>
1450
1451 Partial support for Fortran 2018 teams features.
1452
1453 * array.c (gfc_match_array_ref): add team attribute in coarray
1454 transfers.
1455 * check.c (gfc_check_get_team, gfc_check_team_number): add new
1456 functions for get_team and team_number.
1457 * dump-parse-tree.c (show_code_node): add new statements: form team,
1458 change team, end team, and sync team.
1459 * expr.c (gfc_find_team_co): add new function.
1460 * gfortran.h: add new statements.
1461 * intrinsic.c (add_functions): add get_team and team_number functions.
1462 * intrinsic.h: add get_team and team_number prototypes for check,
1463 simplify, and resolve.
1464 * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
1465 functions.
1466 * iso-fortran-env.def: add the team_type derived type.
1467 * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
1468 (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
1469 add change team, end team, form team, sync team match and functions.
1470 * match.h: add new prototypes for change team, end team, form team,
1471 and sync team.
1472 * parse.c (decode_statement): add cases for change team, end team,
1473 form team, and sync team.
1474 * resolve.c: add cases for exec form team, change team, end team, and
1475 sync team.
1476 * simplify.c (gfc_simplify_get_team): add new function for get team.
1477 * st.c (gfc_free_statement): add cases exec for change team, end team,
1478 form team, sync team.
1479 * trans-decl.c (gfor_fndecl_caf_form_team)
1480 (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
1481 (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
1482 (gfor_fndecl_caf_team_number): add functions and definitions.
1483 * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
1484 new function and team_type argument support.
1485 * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
1486 (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
1487 * trans-stmt.h: add new prototypes.
1488 * trans-types.c (gfc_get_derived_type): check condition for team_type.
1489 * trans.c (trans_code): new exec cases for form team, change team, end
1490 team, and sync team.
1491 * trans.h: add new prototypes.
1492
1493 2018-01-26 Steven G. Kargl <kargl@gcc.gnu.org>
1494
1495 PR fortran/83998
1496 * simplify.c (compute_dot_product): Initialize result to INTEGER(1) 0
1497 or .false. The summation does the correct type conversion.
1498 (gfc_simplify_dot_product): Special case zero-sized arrays.
1499
1500 2018-25-01 Paul Thomas <pault@gcc.gnu.org>
1501
1502 PR fortran/37577
1503 * array.c (gfc_match_array_ref): If standard earlier than F2008
1504 it is an error if the reference dimension is greater than 7.
1505 libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
1506 dtype masks and shifts accordingly.
1507 * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
1508 type node to check the field.
1509 (gfc_conv_descriptor_dtype): Access the rank field of dtype.
1510 (duplicate_allocatable_coarray): Access the rank field of the
1511 dtype descriptor rather than the dtype itself.
1512 * trans-expr.c (get_scalar_to_descriptor_type): Store the type
1513 of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
1514 (ie. a character).
1515 (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
1516 get_scalar_to_descriptor_type if the actual expression is a
1517 constant.
1518 (gfc_trans_structure_assign): Assign the rank directly to the
1519 dtype rank field.
1520 * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
1521 to default integer kind.
1522 (gfc_conv_intrinsic_sizeof): Obtain the element size from the
1523 'elem_len' field of the dtype.
1524 * trans-io.c (gfc_build_io_library_fndecls): Replace
1525 gfc_int4_type_node with dtype_type_node where necessary.
1526 (transfer_namelist_element): Use gfc_get_dtype_rank_type for
1527 scalars.
1528 * trans-types.c : Provide 'get_dtype_type_node' to acces the
1529 dtype_type_node and, if necessary, build it.
1530 The maximum size of an array element is now determined by the
1531 maximum value of size_t.
1532 Update the description of the array descriptor, including the
1533 type def for the dtype_type.
1534 (gfc_get_dtype_rank_type): Build a constructor for the dtype.
1535 Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
1536 (gfc_get_array_descriptor_base): Change the type of the dtype
1537 field to dtype_type_node.
1538 (gfc_get_array_descr_info): Get the offset to the rank field of
1539 the dtype.
1540 * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
1541 * trans.h : Define the indices of the dtype fields.
1542
1543 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
1544
1545 PR fortran/83866
1546 * decl.c (gfc_match_derived_decl): If eos not matched, recover
1547 and emit error about garbage after declaration.
1548
1549 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
1550
1551 PR fortran/83898
1552 * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
1553 for characters.
1554
1555 2018-01-22 Janne Blomqvist <jb@gcc.gnu.org>
1556
1557 PR 78534
1558 PR 83704
1559 * arith.c (gfc_arith_concat): Use size_t for string length.
1560 (gfc_compare_string): Likewise.
1561 (gfc_compare_with_Cstring): Likewise.
1562 * array.c (gfc_resolve_character_array_constructor): Use
1563 HOST_WIDE_INT, gfc_mpz_get_hwi.
1564 * check.c (gfc_check_fe_runtime_error): Use size_t.
1565 * data.c (create_character_initializer): Use HOST_WIDE_INT,
1566 gfc_extract_hwi.
1567 * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
1568 (add_init_expr_to_sym): Use HOST_WIDE_INT.
1569 * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
1570 gfc_extract_hwi.
1571 (gfc_apply_init): Likewise.
1572 * match.h (gfc_set_constant_character_len): Update prototype.
1573 * primary.c (match_string_constant): Use size_t.
1574 * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
1575 gfc_mpz_get_hwi.
1576 * simplify.c (init_result_expr): Likewise.
1577 (gfc_simplify_len_trim): Use size_t.
1578 * target-memory.c (gfc_encode_character): Use size_t.
1579 (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
1580 (interpret_array): Use size_t.
1581 (gfc_interpret_character): Likewise.
1582 * target-memory.h (gfc_encode_character): Update prototype.
1583 (gfc_interpret_character): Likewise.
1584 (gfc_target_interpret_expr): Likewise.
1585 * trans-const.c (gfc_build_string_const): Use size_t for length
1586 argument.
1587 (gfc_build_wide_string_const): Likewise.
1588 * trans-const.h (gfc_build_string_const): Likewise.
1589 (gfc_build_wide_string_const): Likewise.
1590
1591 2018-01-20 Steven G. Kargl <kargl@gcc.gnu.org>
1592
1593 PR fortran/83900
1594 * simplify.c (gfc_simplify_matmul): Set return type correctly.
1595
1596 2018-01-19 Steven G. Kargl <kargl@gcc.gnu.org>
1597
1598 PR fortran/83900
1599 * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
1600
1601 2018-01-17 Harald Anlauf <anlauf@gmx.de>
1602
1603 PR fortran/83864
1604 * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1605
1606 2018-01-17 Harald Anlauf <anlauf@gmx.de>
1607
1608 PR fortran/83874
1609 * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1610
1611 2018-01-15 Louis Krupp <louis.krupp@zoho.com>
1612
1613 PR fortran/82257
1614 * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
1615 from symbol marked unlimited polymorphic.
1616 * resolve.c (resolve_structure_cons): Likewise.
1617 * misc.c (gfc_typename): Don't dereference derived->components
1618 if it's NULL.
1619
1620 2018-01-15 Thomas Koenig <tkoenig@gcc.gnu.org>
1621
1622 PR fortran/54613
1623 * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
1624 (gfc_logical_4_kind): New macro
1625 * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
1626 (gfc_simplify_maxloc): Likewise.
1627 (gfc_resolve_maxloc): Likewise.
1628 (gfc_resolve_minloc): Likewise.
1629 * check.c (gfc_check_minloc_maxloc): Add checking for "back"
1630 argument; also raise error if it is used (for now). Add it
1631 if it isn't present.
1632 * intrinsic.c (add_sym_4ml): Rename to
1633 (add_sym_5ml), adjust for extra argument.
1634 (add_functions): Add "back" constant. Adjust maxloc and minloc
1635 for back argument.
1636 * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
1637 not of gfc_logical_4_kind, convert.
1638 (gfc_resolve_minloc): Likewise.
1639 * simplify.c (gfc_simplify_minloc): Add back argument.
1640 (gfc_simplify_maxloc): Likewise.
1641 * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
1642 argument to %VAL to ensure passing by value.
1643 (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
1644 also for library calls.
1645
1646 2018-01-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1647
1648 PR fortran/82007
1649 * resolve.c (resolve_transfer): Delete code looking for 'DT'
1650 format specifiers in format strings. Set formatted to true if a
1651 format string or format label is present.
1652 * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
1653 whitespace.
1654
1655 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
1656
1657 PR fortran/83744
1658 * dump-parse-tree.c (get_c_type_name): Remove extra line.
1659 Change for loop to use declaration in for loop. Handle BT_LOGICAL
1660 and BT_CHARACTER.
1661 (write_decl): Add where argument. Fix indentation. Replace
1662 assert with error message. Add typename to warning
1663 in comment.
1664 (write_type): Adjust locus to call of write_decl.
1665 (write_variable): Likewise.
1666 (write_proc): Likewise. Replace assert with error message.
1667
1668 2018-01-13 Paul Thomas <pault@gcc.gnu.org>
1669
1670 PR fortran/52162
1671 * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
1672 the rhs expression is neither an elemental nor a conversion
1673 function.
1674
1675 PR fortran/83622
1676 * trans-array.c (is_pointer_array): Remove unconditional return
1677 of false for -fopenmp.
1678
1679 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
1680 <emsr@gcc.gnu.org>
1681
1682 PR fortran/83803
1683 * dump-parse-tree.c (write_proc): Always emit closing parenthesis
1684 for functions.
1685
1686 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
1687
1688 PR fortran/82367
1689 * resolve.c (resolve_allocate_expr): Check for NULL pointer.
1690
1691 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
1692
1693 PR fortran/83093
1694 * resolve.c (resolve_charlen): Check the type of cl->length
1695 after resolution.
1696
1697 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
1698
1699 PR fortran/83740
1700 * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
1701
1702 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
1703
1704 PR fortran/83740
1705 * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
1706 LHS type when assigning.
1707
1708 2018-01-09 Steven G. Kargl <kargl@gcc.gnu.org>
1709
1710 PR fortran/83742
1711 * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
1712
1713 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
1714
1715 * match.c (gfc_match_allocate): Check for NULL pointer.
1716
1717 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
1718
1719 * expr.c (gfc_check_pointer_assign): Fix typo in comment.
1720
1721 2018-01-08 Paul Thomas <pault@gcc.gnu.org>
1722
1723 PR fortran/83611
1724 * decl.c (gfc_get_pdt_instance): If parameterized arrays have
1725 an initializer, convert the kind parameters and add to the
1726 component if the instance.
1727 * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
1728 use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
1729 for parameterized arrays. Clean up typos in comments. Convert
1730 parameterized array initializers and copy into the array.
1731 * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
1732 parameterized types.
1733 *trans-stmt.c (trans_associate_var): Deallocate associate vars
1734 as necessary, when they are PDT function results for example.
1735
1736 PR fortran/83731
1737 * trans-array.c (structure_alloc_comps): Only compare len parms
1738 when they are declared explicitly.
1739
1740 2018-01-06 Janne Blomqvist <jb@gcc.gnu.org>
1741
1742 PR fortran/50892
1743 * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
1744 lhs type.
1745
1746 2018-01-05 Janne Blomqvist <jb@gcc.gnu.org>
1747
1748 PR fortran/78534
1749 PR fortran/66310
1750 * array.c (got_charlen): Use gfc_charlen_int_kind.
1751 * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
1752 hardcoded kind.
1753 (find_intrinsic_vtab): Likewise.
1754 * decl.c (match_char_length): Use gfc_charlen_int_kind.
1755 (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
1756 (gfc_match_implicit): Use gfc_charlen_int_kind.
1757 * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
1758 (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
1759 * expr.c (gfc_get_character_expr): Length parameter of type
1760 gfc_charlen_t.
1761 (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
1762 (gfc_extract_hwi): New function.
1763 (simplify_const_ref): Make string_len of type gfc_charlen_t.
1764 (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
1765 * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
1766 * gfortran.h (gfc_mpz_get_hwi): New prototype.
1767 (gfc_mpz_set_hwi): Likewise.
1768 (gfc_charlen_t): New typedef.
1769 (gfc_expr): Use gfc_charlen_t for character lengths.
1770 (gfc_size_kind): New extern variable.
1771 (gfc_extract_hwi): New prototype.
1772 (gfc_get_character_expr): Use gfc_charlen_t for character length.
1773 (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
1774 * gfortran.texi: Update description of hidden string length argument.
1775 * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
1776 (gfc_resolve_char_achar): Likewise.
1777 (gfc_resolve_repeat): Pass string length directly without
1778 temporary, use gfc_charlen_int_kind.
1779 (gfc_resolve_transfer): Use gfc_charlen_int_kind.
1780 * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
1781 * misc.c (gfc_mpz_get_hwi): New function.
1782 (gfc_mpz_set_hwi): New function.
1783 * module.c (atom_int): Change type from int to HOST_WIDE_INT.
1784 (parse_integer): Don't complain about large integers.
1785 (write_atom): Use HOST_WIDE_INT for integers.
1786 (mio_integer): Handle integer type mismatch.
1787 (mio_hwi): New function.
1788 (mio_intrinsic_op): Use HOST_WIDE_INT.
1789 (mio_array_ref): Likewise.
1790 (mio_expr): Likewise.
1791 * primary.c (match_substring): Use gfc_charlen_int_kind.
1792 * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
1793 (resolve_character_operator): Likewise.
1794 (resolve_assoc_var): Likewise.
1795 (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
1796 (resolve_charlen): Use mpz_sgn to determine sign.
1797 * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
1798 instead of long.
1799 * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
1800 * target-memory.c (size_character): Length argument of type
1801 gfc_charlen_t.
1802 (gfc_encode_character): Likewise.
1803 (gfc_interpret_character): Use gfc_charlen_t.
1804 * target-memory.h (gfc_encode_character): Modify prototype.
1805 * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
1806 (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
1807 (trans_array_constructor): Use existing type.
1808 (get_array_charlen): Likewise.
1809 * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
1810 * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
1811 * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
1812 (add_argument_checking): Likewise.
1813 * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
1814 gfc_charlen_type_node.
1815 (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
1816 4, fold_convert to correct type.
1817 (gfc_conv_class_to_class): Build const of type size_type_node for
1818 size.
1819 (gfc_copy_class_to_class): Likewise.
1820 (gfc_conv_string_length): Use same type in expression.
1821 (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
1822 (gfc_conv_string_tmp): Make sure len is of the right type.
1823 (gfc_conv_concat_op): Use same type in expression.
1824 (gfc_conv_procedure_call): Likewise.
1825 (fill_with_spaces): Comment out memset() block due to spurious
1826 -Wstringop-overflow warnings.
1827 (gfc_trans_string_copy): Use gfc_charlen_type_node.
1828 (alloc_scalar_allocatable_for_subcomponent_assignment):
1829 fold_convert to right type.
1830 (gfc_trans_subcomponent_assign): Likewise.
1831 (trans_class_vptr_len_assignment): Build const of correct type.
1832 (gfc_trans_pointer_assignment): Likewise.
1833 (alloc_scalar_allocatable_for_assignment): fold_convert to right
1834 type in expr.
1835 (trans_class_assignment): Build const of correct type.
1836 * trans-intrinsic.c (gfc_conv_associated): Likewise.
1837 (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
1838 * trans-io.c (gfc_build_io_library_fndecls): Use
1839 gfc_charlen_type_node for character lengths.
1840 (set_string): Convert to right type in assignment.
1841 * trans-stmt.c (gfc_trans_label_assign): Build const of
1842 gfc_charlen_type_node.
1843 (trans_associate_var): Likewise.
1844 (gfc_trans_character_select): Likewise.
1845 (gfc_trans_allocate): Likewise, don't typecast strlen result.
1846 (gfc_trans_deallocate): Don't typecast strlen result.
1847 * trans-types.c (gfc_size_kind): New variable.
1848 (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
1849 from size_type_node.
1850 * trans-types.h: Fix comment.
1851
1852 2018-01-04 Thomas Koenig <tkoenig@gcc.gnu.org>
1853
1854 PR fortran/83683
1855 PR fortran/45689
1856 * check.c (gfc_check_eoshift): Check for string length and
1857 for conformance of boundary.
1858 * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
1859 * intrinsic.h: Add prototype for gfc_simplify_eoshift.
1860 * simplify.c (gfc_simplify_eoshift): New function.
1861
1862 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1863 Alan Hayward <alan.hayward@arm.com>
1864 David Sherwood <david.sherwood@arm.com>
1865
1866 * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
1867
1868 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1869 Alan Hayward <alan.hayward@arm.com>
1870 David Sherwood <david.sherwood@arm.com>
1871
1872 * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
1873
1874 2018-01-03 Thomas Koenig <tkoenig@gcc.gnu.org>
1875
1876 PR fortran/83664
1877 * check.c (gfc_check_eoshift): Error for missing boundary if array
1878 is not one of the standard types.
1879
1880 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1881
1882 Update copyright years.
1883
1884 * gfortranspec.c (lang_specific_driver): Update copyright notice
1885 dates.
1886 * gfc-internals.texi: Bump @copying's copyright year.
1887 * gfortran.texi: Ditto.
1888 * intrinsic.texi: Ditto.
1889 * invoke.texi: Ditto.
1890
1891 2017-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1892
1893 PR fortran/45689
1894 * intrinsic.c (add_function): Add gfc_simplify_maxloc and
1895 gfc_simplify_minloc to maxloc and minloc, respectively.
1896 * intrinsic.h: Add prototypes for gfc_simplify_minloc
1897 and gfc_simplify_maxloc.
1898 * simplify.c (min_max_chose): Adjust prototype. Modify function
1899 to have a return value which indicates if the extremum was found.
1900 (is_constant_array_expr): Fix typo in comment.
1901 (simplify_minmaxloc_to_scalar): New function.
1902 (simplify_minmaxloc_nodim): New function.
1903 (new_array): New function.
1904 (simplify_minmaxloc_to_array): New function.
1905 (gfc_simplify_minmaxloc): New function.
1906 (simplify_minloc): New function.
1907 (simplify_maxloc): New function.
1908
1909 2018-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1910
1911 PR fortran/45689
1912 PR fortran/83650
1913 * simplify.c (gfc_simplify_cshift): Re-implement to allow full
1914 range of arguments.
1915
1916 2018-01-01 Paul Thomas <pault@gcc.gnu.org>
1917
1918 PR fortran/83076
1919 * resolve.c (resolve_fl_derived0): Add caf_token fields for
1920 allocatable and pointer scalars, when -fcoarray selected.
1921 * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
1922 field as well as the backend_decl.
1923 (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
1924 derived types that are not vtypes. Components with caf_token
1925 attribute are pvoid types. For a component requiring it, find
1926 the caf_token field and have the component token field point to
1927 its backend_decl.
1928
1929 PR fortran/83319
1930 *trans-types.c (gfc_get_array_descriptor_base): Add the token
1931 field to the descriptor even when codimen not set.
1932 \f
1933 Copyright (C) 2018 Free Software Foundation, Inc.
1934
1935 Copying and distribution of this file, with or without modification,
1936 are permitted in any medium without royalty provided the copyright
1937 notice and this notice are preserved.