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re PR fortran/87277 (Segfault on using array component of class scalar pointer as...
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1 2018-09-11 Paul Thomas <pault@gcc.gnu.org>
2
3 PR fortran/87277
4 * expr.c (is_subref_array): Add the check of dimensionality for
5 class, dummy, pointer arrays.
6
7 2018-09-11 Janus Weil <janus@gcc.gnu.org>
8
9 PR fortran/86830
10 * expr.c (gfc_is_simply_contiguous): Handle type-bound procedure calls
11 with non-polymorphic objects.
12
13 2018-09-10 Janus Weil <janus@gcc.gnu.org>
14
15 PR fortran/85395
16 * decl.c (match_binding_attributes): Use correct default accessibility
17 for procedure pointer components.
18
19 2018-09-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
20
21 * simplify.c (gfc_simplify_modulo): Re-arrange code to test whether
22 'P' is zero and issue an error if it is.
23
24 2018-08-31 Paul Thomas <pault@gcc.gnu.org>
25
26 PR fortran/86328
27 PR fortran/86760
28 * trans-array.c (gfc_conv_scalarized_array_ref): Do not fix
29 info->descriptor but pass it directly to gfc_build_array_ref.
30 (gfc_conv_array_ref): Likewise for se->expr.
31 * trans.c (gfc_build_array_ref): If 'decl' is a COMPONENT_REF
32 obtain the span field directly from it.
33
34 2017-08-28 Paul Thomas <pault@gcc.gnu.org>
35
36 PR fortran/80477
37 * trans-expr.c (gfc_conv_procedure_call): Allocatable class
38 scalar results being passed to a derived type formal argument
39 are finalized if possible. Otherwise, rely on existing code for
40 deallocation. Make the deallocation of allocatable result
41 components conditional on finalization not taking place. Make
42 the freeing of data components after finalization conditional
43 on the data being NULL.
44 (gfc_trans_arrayfunc_assign): Change the gcc_assert to a
45 condition to return NULL_TREE.
46 (gfc_trans_assignment_1): If the assignment is class to class
47 and the rhs expression must be finalized but the assignment
48 is not marked as a polymorphic assignment, use the vptr copy
49 function instead of gfc_trans_scalar_assign.
50
51 PR fortran/86481
52 * trans-expr.c (gfc_conv_expr_reference): Do not add the post
53 block to the pre block if the expression is to be finalized.
54 * trans-stmt.c (gfc_trans_allocate): If the expr3 must be
55 finalized, load the post block into a finalization block and
56 add it right at the end of the allocation block.
57
58 2018-08-27 David Malcolm <dmalcolm@redhat.com>
59
60 PR 87091
61 * error.c (gfc_format_decoder): Update for conversion of
62 show_caret_p to a tri-state.
63
64 2018-08-25 Janus Weil <janus@gcc.gnu.org>
65
66 PR fortran/86545
67 * resolve.c (resolve_transfer): Correctly determine typespec for
68 generic function calls, in order to throw a proper error.
69
70 2018-08-24 Thomas Koenig <tkoenig@gcc.gnu.org>
71
72 PR fortran/86837
73 * frontend-passes.c (var_in_expr_callback): New function.
74 (var_in_expr): New function.
75 (traverse_io_block): Use var_in_expr instead of
76 gfc_check_dependency for checking if the variable depends on the
77 previous interators.
78
79 2018-08-23 Janne Blomqvist <blomqvist.janne@gmail.com>
80
81 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxval): Delete
82 HONOR_SIGNED_ZEROS checks.
83
84 2018-08-23 Paul Thomas <pault@gcc.gnu.org>
85
86 PR fortran/86863
87 * resolve.c (resolve_typebound_call): If the TBP is not marked
88 as a subroutine, check the specific symbol.
89
90 2018-08-22 Thomas Koenig <tkoenig@gcc.gnu.org>
91
92 * gfortran.texi: Mention that asynchronous I/O does
93 not work on systems which lack condition variables, such
94 as AIX.
95
96 2018-08-22 Janus Weil <janus@gcc.gnu.org>
97
98 PR fortran/86935
99 * match.c (gfc_match_associate): Improve diagnostics for the ASSOCIATE
100 statement.
101
102 2018-08-22 Andrew Benson <abensonca@gmail.com>
103
104 * module.c (load_generic_interfaces): Move call to find_symbol()
105 so that only occurs if actually needed.
106
107 2018-08-22 Janus Weil <janus@gcc.gnu.org>
108
109 PR fortran/86888
110 * decl.c (gfc_match_data_decl): Allow allocatable components of
111 indirectly recursive type.
112 * resolve.c (resolve_component): Remove two errors messages ...
113 (resolve_fl_derived): ... and replace them by a new one.
114
115 2018-08-21 Janne Blomqvist <jb@gcc.gnu.org>
116
117 * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use
118 MAX_EXPR/MIN_EXPR unconditionally for real arguments.
119 * gfortran.texi (Compiler Characteristics): Document MAX/MIN
120 behavior wrt NaN.
121
122 2018-08-21 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 2018-08-16 Nathan Sidwell <nathan@acm.org>
134
135 * cpp.c (dump_macro): Use cpp_user_macro_p.
136
137 2018-08-14 Janus Weil <janus@gcc.gnu.org>
138
139 PR fortran/86116
140 * interface.c (compare_type): Remove a CLASS/TYPE check.
141 (compare_type_characteristics): New function that behaves like the old
142 'compare_type'.
143 (gfc_check_dummy_characteristics, gfc_check_result_characteristics):
144 Call 'compare_type_characteristics' instead of 'compare_type'.
145
146 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
147
148 PR fortran/66679
149 * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Class array
150 elements are returned as references to the data element. Get
151 the class expression by stripping back the references. Use this
152 for the element size.
153
154 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
155
156 PR fortran/86906
157 * resolve.c (resolve_fl_variable_derived): Check if the derived
158 type is use associated before checking for the host association
159 error.
160
161 2018-08-10 Janus Weil <janus@gcc.gnu.org>
162
163 PR fortran/57160
164 * invoke.texi (frontend-optimize): Mention short-circuiting.
165 * options.c (gfc_post_options): Disable -ffrontend-optimize with -Og.
166 * resolve.c (resolve_operator): Warn about short-circuiting only with
167 -ffrontend-optimize.
168 * trans-expr.c (gfc_conv_expr_op): Use short-circuiting operators only
169 with -ffrontend-optimize. Without that flag, make sure that both
170 operands are evaluated.
171
172 2018-08-08 Nathan Sidwell <nathan@acm.org>
173
174 * cpp.c (cb_file_change): Use linemap_included_from.
175
176 2018-08-07 Cesar Philippidis <cesar@codesourcery.com>
177
178 * trans-stmt.h: Remove stale reference to trans-openacc.c.
179
180 2018-08-04 Janus Weil <janus@gcc.gnu.org>
181
182 PR fortran/45521
183 * interface.c (gfc_compare_interfaces): Apply additional
184 distinguishability criteria of F08 to operator interfaces.
185
186 2018-07-31 Andre Vieira <andre.simoesdiasvieira@arm.com>
187
188 Revert 'AsyncI/O patch committed'
189 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
190 Thomas Koenig <tkoenig@gcc.gnu.org>
191
192 PR fortran/25829
193 * gfortran.texi: Add description of asynchronous I/O.
194 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
195 as volatile.
196 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
197 st_wait_async and change argument spec from ".X" to ".w".
198 (gfc_trans_wait): Pass ID argument via reference.
199
200 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
201 Thomas Koenig <tkoenig@gcc.gnu.org>
202
203 PR fortran/25829
204 * gfortran.texi: Add description of asynchronous I/O.
205 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
206 as volatile.
207 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
208 st_wait_async and change argument spec from ".X" to ".w".
209 (gfc_trans_wait): Pass ID argument via reference.
210
211 2018-07-20 Martin Sebor <msebor@redhat.com>
212
213 PR middle-end/82063
214 * gfortran.h (gfc_handle_option): Change function argument
215 to HOST_WIDE_INT.
216 * options.c (gfc_handle_option): Same.
217
218 2018-07-20 Andrew Benson <abenson@carnegiescience.edu>
219
220 * gfortran.h (gfc_symbol): Add pointer to next derived type.
221 (gfc_dt_list, gfc_get_dt_list): Remove.
222 (gfc_namespace): Replace gfc_dt_list with gfc_symbol.
223 * parse.c (resolve_all_program_units): Replace gfc_free_dt_list() with
224 simple nullification of gfc_derived_types.
225 * resolve.c (resolve_global_procedure): Replace gfc_dt_list with
226 gfc_symbol.
227 (add_dt_to_dt_list): Change derived type linked list insertion to
228 utilize dt_next pointers in gfc_symbol.
229 * symbol.c (gfc_new_symbol, gfc_free_dt_list, gfc_symbol_done2)
230 (get_iso_c_binding_dt, generate_isocbinding_symbol): Remove
231 gfc_free_dt_list as gfc_dt_list is obsoleted. Change derived type
232 linked list search/insertion to utilize dt_next pointers in gfc_symbol.
233 * trans-types.c (gfc_get_derived_type): Change derived type linked
234 list search to utilize dt_next pointers in gfc_symbol.
235
236 2018-07-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
237
238 * trans-intrinsic.c: (gfc_conv_intrinsic_minmax): Emit MIN_MAX_EXPR
239 or IFN_FMIN/FMAX sequence to calculate the min/max when possible.
240
241 2018-07-18 Janus Weil <janus@gcc.gnu.org>
242 Thomas Koenig <tkoenig@gcc.gnu.org>
243
244 PR fortran/85599
245 * dump-parse-tree.c (show_attr): Add handling of implicit_pure.
246 * frontend-passes.c (do_warn_function_elimination): Do not warn for
247 pure functions.
248 * gfortran.h: Add prototypes for gfc_pure_function and
249 gfc_implicit_pure_function.
250 * gfortran.texi: Add chapter on evaluation of logical expressions.
251 * invoke.texi: Mention that -Wfunction-elimination is implied
252 by -Wextra.
253 * lang.opt: Make -Wextra imply -Wfunction-elimination.
254 * resolve.c (pure_function): Rename to gfc_pure_function.
255 (gfc_implicit_pure_function): New function.
256 (check_pure_function): Use it here.
257 (impure_function_callback): New function.
258 (resolve_operator): Call it via gfc_expr_walker.
259
260 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
261
262 PR fortran/83184
263 * decl.c (match_old_style_init): Initialize locus of variable expr when
264 creating a data variable.
265 (match_clist_expr): Verify array is explicit shape/size before
266 attempting to allocate constant array constructor.
267
268 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
269
270 PR fortran/86417
271 * module.c (mio_component): Set component->loc when loading from module.
272
273 2018-07-10 Jakub Jelinek <jakub@redhat.com>
274
275 PR fortran/86421
276 * module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
277 _UVAL suffixes.
278 (mio_omp_declare_simd): Save and restore ref, val and uval modifiers
279 on linear clauses. Initialize n->where to gfc_current_locus.
280
281 2018-07-05 Paul Thomas <pault@gcc.gnu.org>
282
283 PR fortran/86408
284 * resolve.c.c (resolve_contained_fntype): Reference to C418 is
285 in F2008 and not F2003.
286 (resolve_function): Ditto in error message. Also, exclude
287 deferred character length results from the error.
288
289 2018-07-05 Fritz Reese <fritzoreese@gmail.com>
290
291 PR fortran/83183
292 PR fortran/86325
293 * expr.c (class_allocatable, class_pointer, comp_allocatable,
294 comp_pointer): New helpers.
295 (component_initializer): Generate EXPR_NULL for allocatable or pointer
296 components. Do not generate initializers for components within BT_CLASS.
297 Do not assign to comp->initializer.
298 (gfc_generate_initializer): Use new helpers; move code to generate
299 EXPR_NULL for class allocatable components into component_initializer().
300
301 2018-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
302
303 PR fortran/82009
304 * trans-decl.c (gfc_process_block_locals): Delete assert and set
305 saved_local_decls = NULL_TREE.
306
307 2018-07-02 Richard Biener <rguenther@suse.de>
308
309 PR lto/86321
310 * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
311 for the distinct type copy.
312
313 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
314
315 PR fortran/82969
316 PR fortran/86242
317 * trans-array.c (structure_alloc_comps): Do not explicitly copy
318 procedure pointer components.
319
320 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
321
322 PR fortran/45305
323 * expr.c : Add a prototype for scalarize_intrinsic_call.
324 (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
325 intrinsic function calls.
326 (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
327 the expression or any of the actual argument expressions are
328 NULL. Before calling gfc_check_init_expr, check 'init_flag'.
329 Only simplify the scalarized expressions if there are no errors
330 on the stack.
331 (gfc_check_init_expr): Set 'init_flag' true in the call to
332 scalarize_intrinsic_call.
333
334 2018-06-28 Fritz Reese <fritzoreese@gmail.com>
335
336 PR fortran/82865
337 * decl.c (gfc_match_type): Refactor and check for PDT declarations.
338
339 2018-06-28 Martin Liska <mliska@suse.cz>
340
341 * gfortranspec.c: Include opt-suggestions.h.
342
343 2018-06-25 Fritz Reese <fritzoreese@gmail.com>
344
345 PR fortran/82972
346 PR fortran/83088
347 PR fortran/85851
348 * expr.c (component_initializer): Assign init expr to c->initializer.
349 (generate_isocbinding_initializer): New.
350 (gfc_generate_initializer): Call generate_isocbinding_initializer to
351 generate initializers for c_ptr and c_funptr with -finit-derived.
352
353 2018-06-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
354
355 PR fortran/85983
356 * interface.c (check_dtio_interface1): Delete assert.
357
358 2018-06-22 Paul Thomas <pault@gcc.gnu.org>
359 Rainer Orth <ro@gcc.gnu.org>
360
361 PR fortran/86281
362 * resolve.c (resolve_contained_fntype): Check for the charlen
363 before testing the length.
364
365 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
366
367 PR fortran/49630
368 * resolve.c (resolve_contained_fntype): Change standard ref.
369 from F95 to F2003: C418. Correct a spelling error in a comment.
370 It is an error for an abstract interface to have an assumed
371 character length result.
372 * trans-expr.c (gfc_conv_procedure_call): Likewise change the
373 standard reference.
374
375 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
376
377 PR fortran/83118
378 * resolve.c (resolve_ordinary_assign): Force the creation of a
379 vtable for assignment of non-polymorphic expressions to an
380 unlimited polymorphic object.
381 * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
382 size of the rhs type for such assignments. Set the dtype, _len
383 and vptrs appropriately.
384 * trans-expr.c (gfc_trans_assignment): Force the use of the
385 _copy function for these assignments.
386
387 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
388 Thomas Schwinge <thomas@codesourcery.com>
389 Cesar Philippidis <cesar@codesourcery.com>
390
391 * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
392 bitfields.
393 * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
394 OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
395 (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
396 create, deviceptr, present_of_*. Add support for finalize and
397 if_present.
398 (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
399 (OACC_KERNELS_CLAUSES): Likewise.
400 (OACC_DATA_CLAUSES): Likewise.
401 (OACC_DECLARE_CLAUSES): Likewise.
402 (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
403 (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
404 (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
405 (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
406 * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
407 and FINALIZE.
408
409 2018-06-18 Eric Botcazou <ebotcazou@adacore.com>
410
411 * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
412
413 2018-06-17 Eric Botcazou <ebotcazou@adacore.com>
414
415 * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
416 (nonlocal_dummy_decls): Likewise.
417 (gfc_nonlocal_dummy_array_decl): Likewise.
418 (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
419 (gfc_get_fake_result_decl): Do not generate a new DECL if simply
420 reusing the result of a recursive call.
421 (gfc_generate_function_code): Do not create, insert and destroy
422 nonlocal_dummy_decls.
423
424 2018-06-13 Steven G. Kargl <kargl@gcc.gnu.org>
425
426 PR fortran/86110
427 * array.c (gfc_resolve_character_array_constructor): Avoid NULL
428 pointer dereference.
429
430 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
431
432 PR fortran/85703
433 * parse.c (decode_oacc_directive): Set gfc_matching_function
434 to false.
435 (decode_omp_directive): Likewise.
436
437 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
438
439 PR fortran/85702
440 * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
441
442 2018-06-12 David Malcolm <dmalcolm@redhat.com>
443
444 PR other/69968
445 * misc.c (gfc_closest_fuzzy_match): Update for renaming of
446 levenshtein_distance to get_edit_distance.
447
448 2018-06-12 Steven G. Kargl <kargl@gcc.gnu.org>
449
450 PR fortran/44491
451 * expr.c (gfc_check_assign): Select non-NULL locus.
452
453 2018-06-11 Janus Weil <janus@gcc.gnu.org>
454
455 PR fortran/45521
456 * interface.c (compare_ptr_alloc): New function.
457 (generic_correspondence): Call it.
458
459 2018-06-10 Thomas Koenig <tkoenig@gcc.gnu.org>
460
461 * gfortran.h (gfc_expr): Add no_bounds_check field.
462 * frontend-passes.c (get_array_inq_function): Set no_bounds_check
463 on function and function argument.
464 (inline_matmul_assign): Set no_bounds_check on zero expression
465 and on lhs of zero expression.
466 Also handle A1B2 case if realloc on assigment is active.
467 * trans-array.c (gfc_conv_array_ref): Don't do range checking
468 if expr has no_bounds_check set.
469 (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
470 has it set.
471 * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
472 on lss and lss if the corresponding expressions have it set.
473
474 2018-06-10 Dominique d'Humieres <dominiq@gcc.gnu.org>
475
476 PR fortran/79854
477 * trans-const.c: Remove include "diagnostic-core.h".
478 (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
479
480 2018-06-10 Janus Weil <janus@gcc.gnu.org>
481
482 PR fortran/85088
483 * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
484 INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
485 and remove a TODO note.
486 * gfortran.h: Add a comment to sym_intent.
487
488 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
489
490 PR fortran/38351
491 * resolve.c (resolve_operator): Provide better error message for
492 derived type entity used in an binary intrinsic numeric operator.
493
494 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
495
496 PR fortran/85138
497 PR fortran/85996
498 PR fortran/86051
499 * decl.c (gfc_match_char_spec): Use private namespace in attempt to
500 reduce a charlen to a constant.
501
502 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
503
504 PR fortran/78278
505 * data.c (gfc_assign_data_value): Re-arrange code to allow for
506 an error for double initialization of CHARACTER entities.
507
508 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
509
510 PR fortran/63514
511 * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
512
513 2018-06-08 Thomas Koenig <tkoenig@gcc.gnu.org>
514
515 PR fortran/85631
516 * trans.h (gfc_ss): Add field no_bounds_check.
517 * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
518 ss->no_bounds_check is set, do not use runtime checks.
519 * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
520 for reallocatable lhs.
521
522 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
523
524 PR fortran/86059
525 * array.c (match_array_cons_element): NULL() cannot be in an
526 array constructor.
527
528 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
529
530 PR fortran/78571
531 * data.c (create_character_initializer): Return early if type is
532 incompatible with CHARACTER.
533
534 2018-06-07 Steven G. Kargl <kargl@gcc.gnu.org>
535
536 PR fortran/86045
537 * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
538 'P' is zero and issue an error if it is.
539
540 2018-06-06 Thomas Koenig <tkoenig@gcc.gnu.org>
541
542 PR fortran/85641
543 * frontend-passes.c (is_fe_temp): Add prototype.
544 (realloc_string_callback): Early return for frontend-generated
545 temporary.
546
547 2018-06-05 Cesar Philippidis <cesar@codesourcery.com>
548
549 PR fortran/85701
550
551 * openmp.c (gfc_resolve_oacc_declare): Error on functions and
552 subroutine data clause arguments.
553
554 2018-06-04 Steven G. Kargl <kargl@gcc.gnu.org>
555
556 PR fortran/85981
557 * resolve.c (resolve_allocate_deallocate): Check errmsg is default
558 character kind.
559
560 2018-06-03 Paul Thomas <pault@gcc.gnu.org>
561
562 PR fortran/36497
563 * decl.c (variable_decl): Use gfc_add_type for cray pointees.
564
565 2018-06-01 Steven G. Kargl <kargl@gcc.gnu.org>
566
567 PR fortran/63570
568 * check.c (gfc_check_random_init): New function. Check arguments of
569 RANDOM_INIT.
570 * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
571 * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
572 subroutines.
573 (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
574 * intrinsic.h: Add prototypes for gfc_check_random_init and
575 gfc_resolve_random_init
576 * intrinsic.texi: Document new intrinsic subprogram.
577 * iresolve.c (gfc_resolve_random_init): Resolve routine name.
578 * trans-decl.c: Declare gfor_fndecl_random_init
579 * trans-intrinsic.c (conv_intrinsic_random_init): New function.
580 Translate call to RANDOM_INIT.
581 (gfc_conv_intrinsic_subroutine): Call it.
582 * trans.h: Declare gfor_fndecl_random_init
583
584 2018-05-27 Steven G. Kargl <kargl@gcc.gnu.org>
585
586 * decl.c (match_data_constant): Fortran 2018 allows pointer
587 initialization in a data statement.
588
589 2018-05-25 Janus Weil <janus@gcc.gnu.org>
590
591 PR fortran/85839
592 * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
593 an obsolescent feature in Fortran 2018.
594 (gfc_match_equivalence): Ditto.
595 * resolve.c (resolve_common_blocks): Ditto.
596 (gfc_resolve_forall): Ditto.
597 * symbol.c (gfc_define_st_label): Ditto.
598
599 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
600
601 PR fortran/85543
602 * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
603 pointer dereference.
604
605 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
606
607 PR fortran/85780
608 * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
609
610 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
611
612 PR fortran/85779
613 * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
614
615 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
616
617 PR fortran/85895
618 * resolve.c (resolve_sync): Resolve expression before checking for
619 an error.
620
621 2018-05-22 Janus Weil <janus@gcc.gnu.org>
622
623 PR fortran/85841
624 * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
625 GFC_STD_OPT_F08TS.
626 * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
627 * options.c (set_default_std_flags): Ditto.
628 (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
629 * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
630 GFC_STD_F2018.
631 * check.c (gfc_check_atomic, gfc_check_event_query,
632 gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
633 gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
634 * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
635 * intrinsic.c (add_functions, add_subroutines,
636 gfc_check_intrinsic_standard): Ditto.
637 * iso-c-binding.def: Ditto.
638 * iso-fortran-env.def: Ditto.
639 * match.c (gfc_match_event_post, gfc_match_event_wait,
640 gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
641 gfc_match_end_team, gfc_match_sync_team): Ditto.
642 * gfortran.texi: Remove mention of -std=f2008ts.
643 Move TSs into F2018 section.
644 * invoke.texi: Update documentation of -std=f2008ts.
645
646 2018-05-21 Janus Weil <janus@gcc.gnu.org>
647
648 PR fortran/85841
649 * libgfortran.h: New macros GFC_STD_OPT_*.
650 * error.c (notify_std_msg): New function.
651 (gfc_notify_std): Adjust such that it can handle combinations of
652 GFC_STD_* flags in the 'std' argument, not just a single one.
653 * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
654 in Fortran 2018.
655 (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
656 * options.c (set_default_std_flags): Warn for F2018 deleted features
657 by default.
658 (gfc_handle_option): F2018 deleted features are allowed in earlier
659 standards.
660 * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
661 nonblock do constructs in Fortran 2018.
662
663 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
664
665 PR fortran/80657
666 * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
667 test for self refs to the function result in the character len
668 expression. If a self reference is found, emit an error and
669 return true.
670 (resolve_fntype): Use the function symbol in the calls to the
671 above.
672
673 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
674
675 PR fortran/49636
676 * trans-array.c (gfc_get_array_span): Renamed from
677 'get_array_span'.
678 (gfc_conv_expr_descriptor): Change references to above.
679 * trans-array.h : Add prototype for 'gfc_get_array_span'.
680 * trans-intrinsic.c (gfc_conv_associated): Add pre and post
681 blocks for 'arg1'.
682 * trans-stmt.c (trans_associate_var): If the associate name is
683 a subref array pointer, use gfc_get_array_span for the span.
684
685 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
686
687 PR fortran/82275
688 * match.c (gfc_match_type_spec): Go through the array ref and
689 decrement 'rank' for every dimension that is an element.
690
691 2018-05-19 Paul Thomas <pault@gcc.gnu.org>
692
693 PR fortran/82923
694 PR fortran/66694
695 PR fortran/82617
696 * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
697 charlen backend_decl of the rhs expr to ss->info->string_length
698 so that the value in the current scope is used.
699
700 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
701
702 PR fortran/63529
703 * gfortran.texi: Clarify documentation for Cray pointer and
704 assumed-sized array.
705
706 2018-05-13 Paul Thomas <pault@gcc.gnu.org>
707
708 PR fortran/85742
709 * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
710 of 'size'. If the element type is a pointer use the size of the
711 TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
712 case, set the size to zero.
713
714 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
715
716 * gfortran.h: Remove prototype.
717 * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
718
719 2018-05-11 Steven G. Kargl <kargl@gcc.gnu.org>
720
721 PR fortran/85542
722 * expr.c (check_inquiry): Avoid NULL pointer dereference.
723
724 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
725
726 PR fortran/85687
727 * check.c (gfc_check_rank): Check that the argument is a data object.
728
729 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
730
731 PR fortran/85521
732 * array.c (gfc_resolve_character_array_constructor): Substrings
733 with upper bound smaller than lower bound are zero length strings.
734
735 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
736
737 PR fortran/70870
738 * data.c (gfc_assign_data_value): Check that a data object does
739 not also have default initialization.
740
741 2018-05-10 Marek Polacek <polacek@redhat.com>
742
743 PR fortran/85735
744 * options.c (gfc_post_options): Set main_input_filename.
745
746 2018-05-10 Thomas Koenig <tkoenig@gcc.gnu.org>
747
748 PR fortran/54613
749 * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
750
751 2018-05-10 Paul Thomas <pault@gcc.gnu.org>
752
753 PR fortran/68846
754 PR fortran/70864
755 * resolve.c (get_temp_from_expr): The temporary must not have
756 dummy or intent attributes.
757
758 2018-05-08 Thomas Koenig <tkoenig@gcc.gnu.org>
759
760 PR fortran/54613
761 * check.c (gfc_check_minmaxloc): Remove error for BACK not being
762 implemented. Use gfc_logical_4_kind for BACK.
763 * simplify.c (min_max_choose): Add optional argument back_val.
764 Handle it.
765 (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
766 back_val to min_max_choose.
767 (simplify_minmaxloc_to_nodim): Likewise.
768 (simplify_minmaxloc_to_array): Likewise.
769 (gfc_simplify_minmaxloc): Add argument back, handle it.
770 Pass back_val to specific simplification functions.
771 (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
772 pass it on to gfc_simplify_minmaxloc.
773 (gfc_simplify_maxloc): Likewise.
774 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
775 comment. If BACK is true, use greater or equal (or lesser or
776 equal) insteal of greater (or lesser). Mark the condition of
777 having found a value which exceeds the limit as unlikely.
778
779 2018-05-07 Jeff Law <law@redhat.comg>
780
781 * scanner.c (preprocessor_line): Call linemap_add after a line
782 directive that changes the current filename.
783
784 2018-05-06 Andre Vehreschild <vehre@gcc.gnu.org>
785
786 PR fortran/85507
787 * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
788 introduced by r259385.
789 * trans-intrinsic.c (conv_caf_send): Always report a dependency for
790 same variables in coarray assignments.
791
792 2018-05-02 Tom de Vries <tom@codesourcery.com>
793
794 PR libgomp/82428
795 * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
796
797 2018-04-24 Steven G. Kargl <kargl@gcc.gnu.org>
798
799 PR fortran/85520
800 * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
801
802 2018-04-14 Andre Vehreschild <vehre@gcc.gnu.org>
803
804 PR fortran/81773
805 PR fortran/83606
806 * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
807 during dependency computation. They define no data dependency.
808 * trans-array.c (conv_array_index_offset): The stride can not be set
809 here, prevent fail.
810 * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
811 for caf_get's result and copying to the array with vectorial
812 indexing.
813
814 2018-04-14 Thomas Koenig <tkoenig@gcc.gnu.org>
815
816 PR fortran/85387
817 * frontend-passes.c (traverse_io_block): Check for start, end or
818 stride being defined by an outer implied DO loop.
819
820 2018-04-12 Thomas Koenig <tkoenig@gcc.gnu.org>
821
822 PR fortran/83064
823 PR testsuite/85346
824 * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
825 for annotation and remove dependence on -ftree-parallelize-loops.
826
827 2018-04-10 Jakub Jelinek <jakub@redhat.com>
828
829 PR fortran/85313
830 * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
831 (resolve_oacc_nested_loops): Likewise. Formatting fix.
832
833 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
834
835 PR fortran/83064
836 * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
837 parallell processing of DO CONCURRENT -ftree-parallelize-loops
838 is set.
839
840 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
841
842 PR fortran/51260
843 * resolve.c (resolve_variable): Simplify cases where access to a
844 parameter array results in a single constant.
845
846 2018-04-02 Thomas Koenig <tkoenig@gcc.gnu.org>
847
848 PR fortran/85102
849 * decl.c (variable_decl): If upper or lower bounds simplify
850 to a constant, use that.
851
852 2018-03-30 Paul Thomas <pault@gcc.gnu.org>
853
854 PR fortran/84931
855 * simplify.c (gfc_convert_constant): Handle case of array
856 constructors within an array that has no iterator and improve
857 the conciseness of this section of code.
858
859 2017-03-30 Thomas Koenig <tkoenig@gcc.gnu.org>
860
861 PR fortran/85111
862 * array.c (gfc_resolve_character_array_constructor): Early
863 exit for zero-size arrays.
864 * simplify.c (simplify_transformation_to_array): Exit early
865 if the result size is zero.
866 (simplify_minmaxloc_to_array): Likewise.
867
868 2018-03-28 Mikael Morin <mikael@gcc.gnu.org>
869
870 PR fortran/69497
871 * symbol.c (gfc_symbol_done_2): Start freeing namespaces
872 from the root.
873 (gfc_free_namespace): Restore assert (revert r258839).
874
875 2018-03-28 Jakub Jelinek <jakub@redhat.com>
876
877 * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
878 * ioparm.def (IOPARM_dt_default_exp): Rename to ...
879 (IOPARM_dt_dec_ext): ... this.
880 * trans-io.c (build_dt): Adjust for default_exp renaming to
881 dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
882 * io.c (match_io): Likewise.
883
884 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
885
886 PR fortran/85084
887 * frontend-passes.c (gfc_run_passes): Do not run front-end
888 optimizations if a previous error occurred.
889
890 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
891 Harald Anlauf <anlauf@gmx.de>
892
893 PR fortran/85083
894 * primary.c (gfc_convert_to_structure_constructor): Check
895 conformance of argument types in structure constructor.
896
897 2018-03-26 Thomas Koenig <tkoenig@gcc.gnu.org>
898
899 PR fortran/66709
900 * io.c: Include constructor.h.
901 (resolve_tag_format): For a constant character array, concatenate
902 into a single character expression.
903
904 2018-03-25 Seth Johnson <johnsonsr@ornl.gov>
905 Dominique d'Humieres <dominiq@gcc.gnu.org>
906
907 PR fortran/84924
908 * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
909 scalar derived type with -std=f2003 and -std=f2008.
910
911 2018-03-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
912 Dominique d'Humieres <dominiq@gcc.gnu.org>
913
914 PR fortran/69497
915 * symbol.c (gfc_free_namespace): Delete the assert and only if
916 refs count is equals zero, free the namespace. Otherwise,
917 something is halfway and other errors will resound.
918
919 2018-03-24 Thomas Koenig <tkoenig@gcc.gnu.org>
920
921 PR fortran/70068
922 * expr.c (find_substring_ref): Change types of start, end
923 and length variables to gfc_charlen_t. Set length to zero
924 for empty substring.
925
926 2018-03-24 Steven G. Kargl <kargl@gcc.gnu.org>
927
928 PR fortran/42651
929 * decl.c (check_function_name): Improved error message
930 (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
931
932 2018-03-22 Steven G. Kargl <kargl@gcc.gnu.org>
933
934 PR fortran/84922
935 * decl.c (get_proc_name): If the MODULE prefix appears in interface
936 body, then it must appear on the contained subroutine or function.
937 While here, fix nearby mis-indented code.
938
939 2018-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
940 Harald Anlauf <anlauf@gmx.de>
941
942 PR fortran/84957
943 * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
944
945 2018-03-21 Janne Blomqvist <jb@gcc.gnu.org>
946
947 PR fortran/84615
948 * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
949 gfc_charlen_type_node when calling procedure.
950
951 2018-03-20 Steven G. Kargl <kargl@gcc.gnu.org>
952
953 PR fortran/85001
954 * interface.c (symbol_rank): Remove bogus null pointer check that
955 crept in when translating a ternary operator into an if-else
956 constructor.
957
958 2018-03-19 Thomas Koenig <tkoenig@gcc.gnu.org>
959
960 PR fortran/84931
961 * simplify.c (gfc_convert_constant): Correctly handle iterators
962 for type conversion.
963
964 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
965
966 PR fortran/77414
967 * decl.c (get_proc_name): Check for a subroutine re-defined in
968 the contain portion of a subroutine. Change language of existing
969 error message to better describe the issue. While here fix whitespace
970 issues.
971
972 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
973
974 PR fortran/65453
975 * decl.c (get_proc_name): Catch clash between a procedure statement
976 and a contained subprogram
977
978 2018-03-16 Steven G. Kargl <kargl@gcc.gnu.org>
979
980 PR fortran/69395
981 * decl.c (merge_array_spec): Correct the error condition.
982
983 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
984
985 PR fortran/78741
986 * decl.c (get_proc_name): Check for clash of entry name with
987 subroutine name.
988
989 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
990
991 PR fortran/69395
992 * decl.c (merge_array_spec): Limit the merging to maximum allowed
993 dimensions, and issue error message if limit is exceeded.
994
995 2018-03-13 Steven G. Kargl <kargl@gcc.gnu.org>
996
997 * check.c (gfc_check_kill_sub): Remove check for INTEGER(4) or (8).
998 * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
999 (add_subroutines): Remove reference to gfc_resolve_kill_sub.
1000 * intrinsic.texi: Update documentation.
1001 * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
1002 * trans-decl.c (gfc_build_intrinsic_function_decls): Add
1003 gfor_fndecl_kill and gfor_fndecl_kill_sub
1004 * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
1005 functions.
1006 (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
1007 (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
1008 * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
1009
1010 2018-03-11 Paul Thomas <pault@gcc.gnu.org>
1011
1012 PR fortran/84546
1013 * trans-array.c (structure_alloc_comps): Make sure that the
1014 vptr is copied and that the unlimited polymorphic _len is used
1015 to compute the size to be allocated.
1016 * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
1017 unlimited polymorphic _len for the offset to the element.
1018 (gfc_copy_class_to_class): Set the new 'unlimited' argument.
1019 * trans.h : Add the boolean 'unlimited' to the prototype.
1020
1021 2018-03-11 Steven G. Kargl <kargl@gcc.gnu.org>
1022
1023 PR fortran/83939
1024 * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
1025
1026 2018-03-11 Steven G. Kargl <kargls@gcc.gnu.org>
1027
1028 * check.c (gfc_check_kill): Check pid and sig are scalar.
1029 (gfc_check_kill_sub): Restrict kind to 4 and 8.
1030 * intrinsic.c (add_function): Sort keyword list. Add pid and sig
1031 keywords for KILL. Remove redundant *back="back" in favor of the
1032 original *bck="back".
1033 (add_subroutines): Sort keyword list. Add pid and sig keywords
1034 for KILL.
1035 * intrinsic.texi: Fix documentation to consistently use pid and sig.
1036 * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8. Choose the
1037 correct function.
1038 (gfc_resolve_rename_sub): Add comment.
1039
1040 2018-03-11 Thomas Koenig <tkoenig@gcc.gnu.org>
1041
1042 PR fortran/66128
1043 * simplify.c (simplify_transformation): Return default result for
1044 empty array argument.
1045 (gfc_simplify_all): Remove special-case handling for zerosize.
1046 (gfc_simplify_any): Likewise.
1047 (gfc_simplify_count): Likewise.
1048 (gfc_simplify_iall): Likewise.
1049 (gfc_simplify_iany): Likewise.
1050 (gfc_simplify_iparity): Likewise.
1051 (gfc_simplify_minval): Likewise.
1052 (gfc_simplify_maxval): Likewise.
1053 (gfc_simplify_norm2): Likewise.
1054 (gfc_simplify_product): Likewise.
1055 (gfc_simplify_sum): Likewise.
1056
1057 2018-03-10 Steven G. Kargl <kargl@gcc.gnu.org>
1058
1059 PR fortran/84734
1060 * arith.c (check_result, eval_intrinsic): If result overflows, pass
1061 the expression up the chain instead of a NULL pointer.
1062
1063 2018-03-07 Steven G. Kargl <kargl@gcc.gnu.org>
1064
1065 PR fortran/64124
1066 PR fortran/70409
1067 * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
1068
1069 2017-03-06 Thomas Koenig <tkoenig@gcc.gnu.org>
1070
1071 PR fortran/84697
1072 PR fortran/66128
1073 * expr.c (simplify_parameter_variable): If p is a size zero array
1074 and not an ARRAY_EXPR insert an empty array constructor and
1075 return.
1076 * gfortran.h: Add prototype for gfc_is_size_zero_array.
1077 * simplify.c (is_size_zero_array): Make non-static and rename into
1078 (gfc_is_size_zero_array): Check for parameter arrays of zero
1079 size by comparing shape and absence of constructor.
1080 (gfc_simplify_all): Use gfc_is_size_zero_array instead of
1081 is_size_zero_array.
1082 (gfc_simplify_count): Likewise.
1083 (gfc_simplify_iall): Likewise.
1084 (gfc_simplify_iany): Likewise.
1085 (gfc_simplify_iparity): Likewise.
1086 (gfc_simplify_minval): Likewise.
1087 (gfc_simplify_maxval): Likewise.
1088 (gfc_simplify_product): Likewise.
1089 (gfc_simplify_sum): Likewise.
1090
1091 2018-03-06 Steven G. Kargl <kargl@gcc.gnu.org>
1092
1093 PR fortran/56667
1094 * primary.c (match_sym_complex_part): Give the matcher for an implied
1095 do-loop a chance to run.
1096
1097 2018-03-03 Harald Anlauf <anlauf@gmx.de>
1098
1099 PR fortran/71085
1100 * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
1101 dereference NULL pointer.
1102
1103 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
1104
1105 PR fortran/66128
1106 * simplify.c (is_size_zero_array): New function to check for size
1107 zero array.
1108 (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
1109 gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
1110 gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
1111 gfc_simplify_product, gfc_simplify_sum): Use it, and implement
1112 requirements from F2018.
1113
1114 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
1115
1116 PR fortran/51434
1117 * simplify.c (gfc_simplify_transfer): Resolve mold.
1118
1119 2018-03-03 Paul Thomas <pault@gcc.gnu.org>
1120
1121 PR fortran/80965
1122 * resolve.c (build_loc_call): Change symtree name from 'loc' to
1123 '_loc'.
1124
1125 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
1126
1127 PR fortran/84219
1128 * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
1129 components are caf tokens.
1130 (gfc_target_interpret_expr): Treat BT_VOID expressions as
1131 integers.
1132
1133 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
1134
1135 PR fortran/84538
1136 * class.c (class_array_ref_detected): Remove the condition that
1137 there be no reference after the array reference.
1138 (find_intrinsic_vtab): Remove excess whitespace.
1139 * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
1140 as 'base and call build_class_array_ref earlier.
1141
1142 2018-02-28 Paul Thomas <pault@gcc.gnu.org>
1143
1144 PR fortran/83901
1145 * trans-stmt.c (trans_associate_var): Make sure that the se
1146 expression is a pointer type before converting it to the symbol
1147 backend_decl type.
1148
1149 2018-02-25 Steven G. Kargl <kargl@gcc.gnu.org>
1150
1151 PR fortran/83633
1152 * decl.c (variable_decl): Check that an explicit-shape-array with
1153 nonconstant bounds is allowed.
1154
1155 2018-02-25 Paul Thomas <pault@gcc.gnu.org>
1156
1157 PR fortran/84523
1158 * trans-intrinsic.c (gfc_conv_allocated): If the argument se
1159 has a pre block, add it to the expression pre block.
1160
1161 2018-02-25 Thomas Koenig <tkoenig@gcc.gnu.org>
1162
1163 PR fortran/78238
1164 * gfortran.h (gfc_integer_4_kind): Define.
1165 * resolve.c (resolve_select_type): Make sure that the
1166 kind of c->high is gfc_integer_4_kind.
1167
1168 2018-02-24 Steven G. Kargl <kargl@gcc.gnu.org>
1169
1170 PR fortran/30792
1171 * decl.c (gfc_match_data): Check for invalid substring in
1172 data-implied-do
1173
1174 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
1175
1176 * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
1177
1178 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
1179
1180 PR fortran/84511
1181 * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
1182
1183 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
1184
1185 PR fortran/84346
1186 * interface.c (compare_actual_formal): Issue error if keyword is
1187 used in a statement function.
1188
1189 2018-02-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1190
1191 PR fortran/84506
1192 * trans-io.c (set_parameter_value_inquire): Adjust range check of
1193 negative unit values for kind=8 units to the kind=4 negative limit.
1194
1195 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
1196
1197 PR fortran/83149
1198 * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
1199 accessing its components.
1200
1201 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
1202
1203 PR fortran/83149
1204 * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
1205 before accessing its components.
1206
1207 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
1208
1209 PR fortran/83148
1210 * trans-const.c : Clean up some whitespace issues.
1211 * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
1212 derived type has a kind value of zero, set it to the default
1213 integer kind.
1214
1215 2018-02-23 Janne Blomqvist <jb@gcc.gnu.org>
1216
1217 PR fortran/84519
1218 * trans-decl.c (gfc_build_builtin_function_decls): Add bool
1219 argument to stop and error stop decls.
1220 * trans-stmt.c (gfc_trans_stop): Add false value to argument
1221 lists.
1222
1223 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
1224
1225 PR 78534
1226 PR 84509
1227 * trans-decl.c (gfc_build_builtin_function_decls): Pass
1228 gfc_int8_type node to pause_numeric, size_type_node to
1229 pause_string.
1230 * trans-stmt.c (gfc_trans_pause): Likewise.
1231
1232 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
1233
1234 * gfortran.texi: Update Coarray API description.
1235 * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
1236 character lengths, int for exit codes.
1237 (generate_coarray_sym_init): Use size_t for character length.
1238 * trans-intrinsic.c (conv_co_collective): Likewise.
1239 * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
1240 (gfc_trans_event_post_wait): Likewise.
1241 (gfc_trans_sync): Likewise.
1242 (gfc_trans_stop): Use size_t for character lengths, int for exit
1243 codes.
1244
1245 2018-02-20 Thomas Koenig <tkoenig@gcc.gnu.org>
1246
1247 PR fortran/48890
1248 PR fortran/83823
1249 * primary.c (gfc_convert_to_structure_constructor):
1250 For a constant string constructor, make sure the length
1251 is correct.
1252
1253 2018-02-19 Paul Thomas <pault@gcc.gnu.org>
1254
1255 PR fortran/83344
1256 PR fortran/83975
1257 * resolve.c (resolve_assoc_var): Rearrange the logic for the
1258 determination of the character length of associate names. If
1259 the associate name is missing a length expression or the length
1260 expression is not a constant and the target is not a variable,
1261 make the associate name allocatable and deferred length.
1262 * trans-decl.c (gfc_get_symbol_decl): Null the character length
1263 backend_decl for deferred length associate names that are not
1264 variables. Set 'length' to gfc_index_zero_node for character
1265 associate names, whose character length is a PARM_DECL.
1266
1267 2018-02-19 Thomas Koenig <tkoenig@gcc.gnu.org>
1268
1269 PR fortran/35339
1270 * frontend-passes.c (traverse_io_block): Remove workaround for
1271 PR 80945.
1272
1273 2018-02-19 Andre Vehreschild <vehre@gcc.gnu.org>
1274
1275 * gfortran.texi: Document additional src/dst_type. Fix some typos.
1276 * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
1277 argument of _caf_*_by_ref () with * e { get, send, sendget }.
1278 * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
1279 data referenced when generating a call to caf_get_by_ref ().
1280 (conv_caf_send): Same but for caf_send_by_ref () and
1281 caf_sendget_by_ref ().
1282
1283 2018-02-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1284
1285 PR fortran/84389
1286 * io.c (check_format): Allow FMT_COLON.
1287
1288 2018-02-18 Paul Thomas <pault@gcc.gnu.org>
1289
1290 PR fortran/80945
1291 * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
1292 the typenode in the case of deferred length characters.
1293
1294 2018-02-17 Thomas Koenig <tkoenig@gcc.gnu.org>
1295
1296 PR fortran/84270
1297 * frontend-passes (scalarized_expr): If the expression
1298 is an assumed size array, leave in the last reference
1299 and pass AR_SECTION instead of AR_FULL to gfc_resolve
1300 in order to avoid an error.
1301
1302 2018-02-17 Paul Thomas <pault@gcc.gnu.org>
1303
1304 PR fortran/84115
1305 * resolve.c (resolve_assoc_var): If a non-constant target expr.
1306 has no string length expression, make the associate variable
1307 into a deferred length, allocatable symbol.
1308 * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
1309 the symbol.
1310 * trans-stmt.c (trans_associate_var): Null and free scalar
1311 associate names that are allocatable. After assignment, remove
1312 the allocatable attribute to prevent reallocation.
1313
1314 2018-02-16 Jakub Jelinek <jakub@redhat.com>
1315
1316 PR fortran/84418
1317 * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
1318 kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
1319
1320 2018-02-16 Dominique d'Humieres <dominiq@gcc.gnu.org>
1321
1322 PR fortran/84354
1323 * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
1324
1325 2018-02-15 Janus Weil <janus@gcc.gnu.org>
1326
1327 PR fortran/84409
1328 * interface.c (check_dtio_arg_TKR_intent): Add a check for character
1329 length.
1330
1331 2018-02-14 Janus Weil <janus@gcc.gnu.org>
1332
1333 PR fortran/84385
1334 * match.c (gfc_match_select_type): Fix check for selector in
1335 SELECT TYPE statement.
1336
1337 2018-02-13 Janus Weil <janus@gcc.gnu.org>
1338
1339 PR fortran/84313
1340 * symbol.c (check_conflict): Reject procedure pointers in common blocks.
1341
1342 2018-02-13 Alastair McKinstry <alastair.mckinstry@sceal.ie>
1343 Janne Blomqvist <jb@gcc.gnu.org>
1344
1345 * module.c (dump_module): Use lbasename to ensure that module
1346 files are reproducible.
1347
1348 2018-02-12 Janus Weil <janus@gcc.gnu.org>
1349
1350 PR fortran/84273
1351 * resolve.c (resolve_component): Fix checks of passed argument in
1352 procedure-pointer components.
1353
1354 2018-02-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1355
1356 PR fortran/35299
1357 * resolve.c (resolve_formal_arglist): Update error message.
1358
1359 2018-02-11 Andre Vehreschild <vehre@gcc.gnu.org>
1360
1361 * gfortran.texi: Fix typos in documentation of caf_register ().
1362 * trans-array.c (structure_alloc_comps): Only register a component of
1363 a derived typed corray, not of an ultimate component coarray.
1364
1365 2018-02-11 Steven G. Kargl <kargl@gcc.gnu.org>
1366
1367 PR fortran/54223
1368 PR fortran/84276
1369 * interface.c (compare_actual_formal): Add in_statement_function
1370 bool parameter. Skip check of INTENT attribute for statement
1371 functions. Arguments to a statement function cannot be optional,
1372 issue error for missing argument.
1373 (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
1374 in_statement_function.
1375
1376 2018-02-11 Paul Thomas <pault@gcc.gnu.org>
1377
1378 PR fortran/84074
1379 * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
1380 flag. If the is a vector subscript or the expression is not a
1381 variable, make the descriptor one-based.
1382
1383 2018-02-10 Paul Thomas <pault@gcc.gnu.org>
1384
1385 PR fortran/84141
1386 PR fortran/84155
1387 * trans-array.c (gfc_array_init_size): Revert the change made
1388 in revision 257356 setting the dtype.
1389 * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
1390 Call gfc_get_dtype_rank_type every time.
1391
1392 PR fortran/56691
1393 * trans-array.c (gfc_conv_expr_descriptor): If the source array
1394 is a descriptor type, use its offset, removing the condition
1395 that is be a class expression.
1396
1397 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
1398
1399 PR fortran/82994
1400 * match.c (gfc_match_deallocate): Check for NULL pointer.
1401
1402 2018-02-07 Thomas Koenig <tkoenig@gcc.gnu.org>
1403
1404 PR fortran/68560
1405 * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
1406 (gfc_conv_intrinsic_function): Call it.
1407
1408 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
1409
1410 PR fortran/82049
1411 * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
1412 try to resolve it. While here return early if possible.
1413
1414 2018-02-04 Paul Thomas <pault@gcc.gnu.org>
1415
1416 PR fortran/84115
1417 * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
1418 'length' if the symbol charlen backend_decl is an indirect ref.
1419
1420 2018-02-03 Paul Thomas <pault@gcc.gnu.org>
1421
1422 PR fortran/84141
1423 PR fortran/84155
1424 * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
1425 use gfc_get_dtype_rank_type.
1426
1427 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
1428
1429 PR 83975
1430 PR 83344
1431 * resolve.c (resolve_assoc_var): Generate an error if
1432 target length unknown.
1433
1434 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
1435
1436 PR fortran/83705
1437 * simplify.c (gfc_simplify_repeat): Increase limit for deferring
1438 to runtime, print a warning message.
1439
1440 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1441
1442 PR fortran/84116
1443 * openmp.c (gfc_match_omp_clauses): If all the linear
1444 gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
1445 nor set *head = NULL. Formatting fixes.
1446
1447 2018-01-31 Paul Thomas <pault@gcc.gnu.org>
1448
1449 PR fortran/84088
1450 * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
1451 an address expression passed to an assumed rank dummy, convert
1452 to an indirect reference.
1453
1454 2018-01-31 Thomas Koenig <tkoenig@gcc.gnu.org>
1455
1456 * dump-parse-tree.c (write_proc): Use sym_name (which may
1457 be sym->binding_label) instead of sym->name.
1458
1459 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
1460
1461 * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
1462 of int for slen.
1463
1464 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
1465
1466 PR fortran/78534
1467 * trans-expr.c (fill_with_spaces): Use memset instead of
1468 generating loop.
1469 (gfc_trans_string_copy): Improve opportunity to use builtins with
1470 constant lengths.
1471
1472 2018-01-30 Jakub Jelinek <jakub@redhat.com>
1473
1474 PR debug/84131
1475 * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
1476 to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
1477
1478 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
1479
1480 PR fortran/84134
1481 * array.c (gfc_ref_dimen_size): Whitespace fixes. If stride is
1482 zero, return false.
1483
1484 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
1485
1486 PR fortran/84133
1487 * frontend-passes (matmul_to_var_expr): Return early if
1488 in association list.
1489 (inline_matmul_assign): Likewise.
1490
1491 2017-01-29 Thomas Koenig <tkoenig@gcc.gnu.org>
1492
1493 PR fortran/84073
1494 * resolve.c (resolve_component): Ensure BIND(C) character
1495 components have length one.
1496 (resolve_symbol): Likewise for variables.
1497
1498 2018-01-27 Jakub Jelinek <jakub@redhat.com>
1499
1500 PR fortran/84065
1501 * decl.c (add_init_expr_to_sym): Ignore initializers for too large
1502 lengths.
1503
1504 2018-01-26 Damian Rouson <damian@sourceryinstitute.org>
1505 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>
1506 Soren Rasmussen <s.c.rasmussen@gmail.com>
1507
1508 Partial support for Fortran 2018 teams features.
1509
1510 * array.c (gfc_match_array_ref): add team attribute in coarray
1511 transfers.
1512 * check.c (gfc_check_get_team, gfc_check_team_number): add new
1513 functions for get_team and team_number.
1514 * dump-parse-tree.c (show_code_node): add new statements: form team,
1515 change team, end team, and sync team.
1516 * expr.c (gfc_find_team_co): add new function.
1517 * gfortran.h: add new statements.
1518 * intrinsic.c (add_functions): add get_team and team_number functions.
1519 * intrinsic.h: add get_team and team_number prototypes for check,
1520 simplify, and resolve.
1521 * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
1522 functions.
1523 * iso-fortran-env.def: add the team_type derived type.
1524 * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
1525 (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
1526 add change team, end team, form team, sync team match and functions.
1527 * match.h: add new prototypes for change team, end team, form team,
1528 and sync team.
1529 * parse.c (decode_statement): add cases for change team, end team,
1530 form team, and sync team.
1531 * resolve.c: add cases for exec form team, change team, end team, and
1532 sync team.
1533 * simplify.c (gfc_simplify_get_team): add new function for get team.
1534 * st.c (gfc_free_statement): add cases exec for change team, end team,
1535 form team, sync team.
1536 * trans-decl.c (gfor_fndecl_caf_form_team)
1537 (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
1538 (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
1539 (gfor_fndecl_caf_team_number): add functions and definitions.
1540 * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
1541 new function and team_type argument support.
1542 * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
1543 (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
1544 * trans-stmt.h: add new prototypes.
1545 * trans-types.c (gfc_get_derived_type): check condition for team_type.
1546 * trans.c (trans_code): new exec cases for form team, change team, end
1547 team, and sync team.
1548 * trans.h: add new prototypes.
1549
1550 2018-01-26 Steven G. Kargl <kargl@gcc.gnu.org>
1551
1552 PR fortran/83998
1553 * simplify.c (compute_dot_product): Initialize result to INTEGER(1) 0
1554 or .false. The summation does the correct type conversion.
1555 (gfc_simplify_dot_product): Special case zero-sized arrays.
1556
1557 2018-25-01 Paul Thomas <pault@gcc.gnu.org>
1558
1559 PR fortran/37577
1560 * array.c (gfc_match_array_ref): If standard earlier than F2008
1561 it is an error if the reference dimension is greater than 7.
1562 libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
1563 dtype masks and shifts accordingly.
1564 * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
1565 type node to check the field.
1566 (gfc_conv_descriptor_dtype): Access the rank field of dtype.
1567 (duplicate_allocatable_coarray): Access the rank field of the
1568 dtype descriptor rather than the dtype itself.
1569 * trans-expr.c (get_scalar_to_descriptor_type): Store the type
1570 of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
1571 (ie. a character).
1572 (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
1573 get_scalar_to_descriptor_type if the actual expression is a
1574 constant.
1575 (gfc_trans_structure_assign): Assign the rank directly to the
1576 dtype rank field.
1577 * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
1578 to default integer kind.
1579 (gfc_conv_intrinsic_sizeof): Obtain the element size from the
1580 'elem_len' field of the dtype.
1581 * trans-io.c (gfc_build_io_library_fndecls): Replace
1582 gfc_int4_type_node with dtype_type_node where necessary.
1583 (transfer_namelist_element): Use gfc_get_dtype_rank_type for
1584 scalars.
1585 * trans-types.c : Provide 'get_dtype_type_node' to acces the
1586 dtype_type_node and, if necessary, build it.
1587 The maximum size of an array element is now determined by the
1588 maximum value of size_t.
1589 Update the description of the array descriptor, including the
1590 type def for the dtype_type.
1591 (gfc_get_dtype_rank_type): Build a constructor for the dtype.
1592 Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
1593 (gfc_get_array_descriptor_base): Change the type of the dtype
1594 field to dtype_type_node.
1595 (gfc_get_array_descr_info): Get the offset to the rank field of
1596 the dtype.
1597 * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
1598 * trans.h : Define the indices of the dtype fields.
1599
1600 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
1601
1602 PR fortran/83866
1603 * decl.c (gfc_match_derived_decl): If eos not matched, recover
1604 and emit error about garbage after declaration.
1605
1606 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
1607
1608 PR fortran/83898
1609 * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
1610 for characters.
1611
1612 2018-01-22 Janne Blomqvist <jb@gcc.gnu.org>
1613
1614 PR 78534
1615 PR 83704
1616 * arith.c (gfc_arith_concat): Use size_t for string length.
1617 (gfc_compare_string): Likewise.
1618 (gfc_compare_with_Cstring): Likewise.
1619 * array.c (gfc_resolve_character_array_constructor): Use
1620 HOST_WIDE_INT, gfc_mpz_get_hwi.
1621 * check.c (gfc_check_fe_runtime_error): Use size_t.
1622 * data.c (create_character_initializer): Use HOST_WIDE_INT,
1623 gfc_extract_hwi.
1624 * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
1625 (add_init_expr_to_sym): Use HOST_WIDE_INT.
1626 * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
1627 gfc_extract_hwi.
1628 (gfc_apply_init): Likewise.
1629 * match.h (gfc_set_constant_character_len): Update prototype.
1630 * primary.c (match_string_constant): Use size_t.
1631 * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
1632 gfc_mpz_get_hwi.
1633 * simplify.c (init_result_expr): Likewise.
1634 (gfc_simplify_len_trim): Use size_t.
1635 * target-memory.c (gfc_encode_character): Use size_t.
1636 (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
1637 (interpret_array): Use size_t.
1638 (gfc_interpret_character): Likewise.
1639 * target-memory.h (gfc_encode_character): Update prototype.
1640 (gfc_interpret_character): Likewise.
1641 (gfc_target_interpret_expr): Likewise.
1642 * trans-const.c (gfc_build_string_const): Use size_t for length
1643 argument.
1644 (gfc_build_wide_string_const): Likewise.
1645 * trans-const.h (gfc_build_string_const): Likewise.
1646 (gfc_build_wide_string_const): Likewise.
1647
1648 2018-01-20 Steven G. Kargl <kargl@gcc.gnu.org>
1649
1650 PR fortran/83900
1651 * simplify.c (gfc_simplify_matmul): Set return type correctly.
1652
1653 2018-01-19 Steven G. Kargl <kargl@gcc.gnu.org>
1654
1655 PR fortran/83900
1656 * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
1657
1658 2018-01-17 Harald Anlauf <anlauf@gmx.de>
1659
1660 PR fortran/83864
1661 * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1662
1663 2018-01-17 Harald Anlauf <anlauf@gmx.de>
1664
1665 PR fortran/83874
1666 * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1667
1668 2018-01-15 Louis Krupp <louis.krupp@zoho.com>
1669
1670 PR fortran/82257
1671 * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
1672 from symbol marked unlimited polymorphic.
1673 * resolve.c (resolve_structure_cons): Likewise.
1674 * misc.c (gfc_typename): Don't dereference derived->components
1675 if it's NULL.
1676
1677 2018-01-15 Thomas Koenig <tkoenig@gcc.gnu.org>
1678
1679 PR fortran/54613
1680 * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
1681 (gfc_logical_4_kind): New macro
1682 * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
1683 (gfc_simplify_maxloc): Likewise.
1684 (gfc_resolve_maxloc): Likewise.
1685 (gfc_resolve_minloc): Likewise.
1686 * check.c (gfc_check_minloc_maxloc): Add checking for "back"
1687 argument; also raise error if it is used (for now). Add it
1688 if it isn't present.
1689 * intrinsic.c (add_sym_4ml): Rename to
1690 (add_sym_5ml), adjust for extra argument.
1691 (add_functions): Add "back" constant. Adjust maxloc and minloc
1692 for back argument.
1693 * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
1694 not of gfc_logical_4_kind, convert.
1695 (gfc_resolve_minloc): Likewise.
1696 * simplify.c (gfc_simplify_minloc): Add back argument.
1697 (gfc_simplify_maxloc): Likewise.
1698 * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
1699 argument to %VAL to ensure passing by value.
1700 (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
1701 also for library calls.
1702
1703 2018-01-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1704
1705 PR fortran/82007
1706 * resolve.c (resolve_transfer): Delete code looking for 'DT'
1707 format specifiers in format strings. Set formatted to true if a
1708 format string or format label is present.
1709 * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
1710 whitespace.
1711
1712 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
1713
1714 PR fortran/83744
1715 * dump-parse-tree.c (get_c_type_name): Remove extra line.
1716 Change for loop to use declaration in for loop. Handle BT_LOGICAL
1717 and BT_CHARACTER.
1718 (write_decl): Add where argument. Fix indentation. Replace
1719 assert with error message. Add typename to warning
1720 in comment.
1721 (write_type): Adjust locus to call of write_decl.
1722 (write_variable): Likewise.
1723 (write_proc): Likewise. Replace assert with error message.
1724
1725 2018-01-13 Paul Thomas <pault@gcc.gnu.org>
1726
1727 PR fortran/52162
1728 * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
1729 the rhs expression is neither an elemental nor a conversion
1730 function.
1731
1732 PR fortran/83622
1733 * trans-array.c (is_pointer_array): Remove unconditional return
1734 of false for -fopenmp.
1735
1736 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
1737 <emsr@gcc.gnu.org>
1738
1739 PR fortran/83803
1740 * dump-parse-tree.c (write_proc): Always emit closing parenthesis
1741 for functions.
1742
1743 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
1744
1745 PR fortran/82367
1746 * resolve.c (resolve_allocate_expr): Check for NULL pointer.
1747
1748 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
1749
1750 PR fortran/83093
1751 * resolve.c (resolve_charlen): Check the type of cl->length
1752 after resolution.
1753
1754 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
1755
1756 PR fortran/83740
1757 * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
1758
1759 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
1760
1761 PR fortran/83740
1762 * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
1763 LHS type when assigning.
1764
1765 2018-01-09 Steven G. Kargl <kargl@gcc.gnu.org>
1766
1767 PR fortran/83742
1768 * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
1769
1770 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
1771
1772 * match.c (gfc_match_allocate): Check for NULL pointer.
1773
1774 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
1775
1776 * expr.c (gfc_check_pointer_assign): Fix typo in comment.
1777
1778 2018-01-08 Paul Thomas <pault@gcc.gnu.org>
1779
1780 PR fortran/83611
1781 * decl.c (gfc_get_pdt_instance): If parameterized arrays have
1782 an initializer, convert the kind parameters and add to the
1783 component if the instance.
1784 * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
1785 use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
1786 for parameterized arrays. Clean up typos in comments. Convert
1787 parameterized array initializers and copy into the array.
1788 * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
1789 parameterized types.
1790 *trans-stmt.c (trans_associate_var): Deallocate associate vars
1791 as necessary, when they are PDT function results for example.
1792
1793 PR fortran/83731
1794 * trans-array.c (structure_alloc_comps): Only compare len parms
1795 when they are declared explicitly.
1796
1797 2018-01-06 Janne Blomqvist <jb@gcc.gnu.org>
1798
1799 PR fortran/50892
1800 * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
1801 lhs type.
1802
1803 2018-01-05 Janne Blomqvist <jb@gcc.gnu.org>
1804
1805 PR fortran/78534
1806 PR fortran/66310
1807 * array.c (got_charlen): Use gfc_charlen_int_kind.
1808 * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
1809 hardcoded kind.
1810 (find_intrinsic_vtab): Likewise.
1811 * decl.c (match_char_length): Use gfc_charlen_int_kind.
1812 (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
1813 (gfc_match_implicit): Use gfc_charlen_int_kind.
1814 * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
1815 (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
1816 * expr.c (gfc_get_character_expr): Length parameter of type
1817 gfc_charlen_t.
1818 (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
1819 (gfc_extract_hwi): New function.
1820 (simplify_const_ref): Make string_len of type gfc_charlen_t.
1821 (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
1822 * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
1823 * gfortran.h (gfc_mpz_get_hwi): New prototype.
1824 (gfc_mpz_set_hwi): Likewise.
1825 (gfc_charlen_t): New typedef.
1826 (gfc_expr): Use gfc_charlen_t for character lengths.
1827 (gfc_size_kind): New extern variable.
1828 (gfc_extract_hwi): New prototype.
1829 (gfc_get_character_expr): Use gfc_charlen_t for character length.
1830 (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
1831 * gfortran.texi: Update description of hidden string length argument.
1832 * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
1833 (gfc_resolve_char_achar): Likewise.
1834 (gfc_resolve_repeat): Pass string length directly without
1835 temporary, use gfc_charlen_int_kind.
1836 (gfc_resolve_transfer): Use gfc_charlen_int_kind.
1837 * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
1838 * misc.c (gfc_mpz_get_hwi): New function.
1839 (gfc_mpz_set_hwi): New function.
1840 * module.c (atom_int): Change type from int to HOST_WIDE_INT.
1841 (parse_integer): Don't complain about large integers.
1842 (write_atom): Use HOST_WIDE_INT for integers.
1843 (mio_integer): Handle integer type mismatch.
1844 (mio_hwi): New function.
1845 (mio_intrinsic_op): Use HOST_WIDE_INT.
1846 (mio_array_ref): Likewise.
1847 (mio_expr): Likewise.
1848 * primary.c (match_substring): Use gfc_charlen_int_kind.
1849 * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
1850 (resolve_character_operator): Likewise.
1851 (resolve_assoc_var): Likewise.
1852 (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
1853 (resolve_charlen): Use mpz_sgn to determine sign.
1854 * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
1855 instead of long.
1856 * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
1857 * target-memory.c (size_character): Length argument of type
1858 gfc_charlen_t.
1859 (gfc_encode_character): Likewise.
1860 (gfc_interpret_character): Use gfc_charlen_t.
1861 * target-memory.h (gfc_encode_character): Modify prototype.
1862 * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
1863 (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
1864 (trans_array_constructor): Use existing type.
1865 (get_array_charlen): Likewise.
1866 * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
1867 * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
1868 * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
1869 (add_argument_checking): Likewise.
1870 * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
1871 gfc_charlen_type_node.
1872 (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
1873 4, fold_convert to correct type.
1874 (gfc_conv_class_to_class): Build const of type size_type_node for
1875 size.
1876 (gfc_copy_class_to_class): Likewise.
1877 (gfc_conv_string_length): Use same type in expression.
1878 (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
1879 (gfc_conv_string_tmp): Make sure len is of the right type.
1880 (gfc_conv_concat_op): Use same type in expression.
1881 (gfc_conv_procedure_call): Likewise.
1882 (fill_with_spaces): Comment out memset() block due to spurious
1883 -Wstringop-overflow warnings.
1884 (gfc_trans_string_copy): Use gfc_charlen_type_node.
1885 (alloc_scalar_allocatable_for_subcomponent_assignment):
1886 fold_convert to right type.
1887 (gfc_trans_subcomponent_assign): Likewise.
1888 (trans_class_vptr_len_assignment): Build const of correct type.
1889 (gfc_trans_pointer_assignment): Likewise.
1890 (alloc_scalar_allocatable_for_assignment): fold_convert to right
1891 type in expr.
1892 (trans_class_assignment): Build const of correct type.
1893 * trans-intrinsic.c (gfc_conv_associated): Likewise.
1894 (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
1895 * trans-io.c (gfc_build_io_library_fndecls): Use
1896 gfc_charlen_type_node for character lengths.
1897 (set_string): Convert to right type in assignment.
1898 * trans-stmt.c (gfc_trans_label_assign): Build const of
1899 gfc_charlen_type_node.
1900 (trans_associate_var): Likewise.
1901 (gfc_trans_character_select): Likewise.
1902 (gfc_trans_allocate): Likewise, don't typecast strlen result.
1903 (gfc_trans_deallocate): Don't typecast strlen result.
1904 * trans-types.c (gfc_size_kind): New variable.
1905 (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
1906 from size_type_node.
1907 * trans-types.h: Fix comment.
1908
1909 2018-01-04 Thomas Koenig <tkoenig@gcc.gnu.org>
1910
1911 PR fortran/83683
1912 PR fortran/45689
1913 * check.c (gfc_check_eoshift): Check for string length and
1914 for conformance of boundary.
1915 * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
1916 * intrinsic.h: Add prototype for gfc_simplify_eoshift.
1917 * simplify.c (gfc_simplify_eoshift): New function.
1918
1919 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1920 Alan Hayward <alan.hayward@arm.com>
1921 David Sherwood <david.sherwood@arm.com>
1922
1923 * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
1924
1925 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1926 Alan Hayward <alan.hayward@arm.com>
1927 David Sherwood <david.sherwood@arm.com>
1928
1929 * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
1930
1931 2018-01-03 Thomas Koenig <tkoenig@gcc.gnu.org>
1932
1933 PR fortran/83664
1934 * check.c (gfc_check_eoshift): Error for missing boundary if array
1935 is not one of the standard types.
1936
1937 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1938
1939 Update copyright years.
1940
1941 * gfortranspec.c (lang_specific_driver): Update copyright notice
1942 dates.
1943 * gfc-internals.texi: Bump @copying's copyright year.
1944 * gfortran.texi: Ditto.
1945 * intrinsic.texi: Ditto.
1946 * invoke.texi: Ditto.
1947
1948 2017-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1949
1950 PR fortran/45689
1951 * intrinsic.c (add_function): Add gfc_simplify_maxloc and
1952 gfc_simplify_minloc to maxloc and minloc, respectively.
1953 * intrinsic.h: Add prototypes for gfc_simplify_minloc
1954 and gfc_simplify_maxloc.
1955 * simplify.c (min_max_chose): Adjust prototype. Modify function
1956 to have a return value which indicates if the extremum was found.
1957 (is_constant_array_expr): Fix typo in comment.
1958 (simplify_minmaxloc_to_scalar): New function.
1959 (simplify_minmaxloc_nodim): New function.
1960 (new_array): New function.
1961 (simplify_minmaxloc_to_array): New function.
1962 (gfc_simplify_minmaxloc): New function.
1963 (simplify_minloc): New function.
1964 (simplify_maxloc): New function.
1965
1966 2018-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1967
1968 PR fortran/45689
1969 PR fortran/83650
1970 * simplify.c (gfc_simplify_cshift): Re-implement to allow full
1971 range of arguments.
1972
1973 2018-01-01 Paul Thomas <pault@gcc.gnu.org>
1974
1975 PR fortran/83076
1976 * resolve.c (resolve_fl_derived0): Add caf_token fields for
1977 allocatable and pointer scalars, when -fcoarray selected.
1978 * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
1979 field as well as the backend_decl.
1980 (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
1981 derived types that are not vtypes. Components with caf_token
1982 attribute are pvoid types. For a component requiring it, find
1983 the caf_token field and have the component token field point to
1984 its backend_decl.
1985
1986 PR fortran/83319
1987 *trans-types.c (gfc_get_array_descriptor_base): Add the token
1988 field to the descriptor even when codimen not set.
1989 \f
1990 Copyright (C) 2018 Free Software Foundation, Inc.
1991
1992 Copying and distribution of this file, with or without modification,
1993 are permitted in any medium without royalty provided the copyright
1994 notice and this notice are preserved.