1 2011-04-28 Tobias Burnus <burnus@net-b.de>
4 * resolve.c (resolve_fl_var_and_proc): Print diagnostic of
5 function results only once.
6 (resolve_symbol): Always resolve function results.
9 * expr.c (gfc_check_vardef_context): Fix handling of generic
11 * interface.c (check_interface0): Reject internal functions
12 in generic interfaces, unless -std=gnu.
14 2011-04-27 Tobias Burnus <burnus@net-b.de>
17 * resolve.c (resolve_global_procedure): Error recovery -
18 avoid segfault for (non)character-returning functions.
20 2011-04-26 Thomas Koenig <tkoenig@gcc.gnu.org>
22 * decl.c (gfc_match_end): Check that the block name starts
24 * parse.c (gfc_build_block_ns): Make block names unique by
27 2011-04-26 Thomas Koenig <tkoenig@gcc.gnu.org>
29 * frontend-passes.c (inserted_block): New variable.
30 (changed_statement): Likewise.
31 (create_var): Encase statement to be operated on in a BLOCK.
32 Adjust code insertion for BLOCK.
33 (cfe_code): Set inserted_block and changed_statement to NULL.
35 2011-04-23 Tobias Burnus <burnus@net-b.de>
38 * module.c (mio_array_spec): Set as->cotype on reading.
39 * resolve.c (resolve_allocate_expr): Fix allocating coarray
42 2011-04-21 Thomas Koenig <tkoenig@gcc.gnu.org>
45 * frontend_passes (cfe_register_funcs): Remove workaround for DO
47 (gfc_code_walker): Make sure the pointer to the current
48 statement doen't change when other statements are inserted.
50 2011-04-21 Tobias Burnus <burnus@net-b.de>
53 * array.c (gfc_match_array_spec): Fix maximal rank(+corank) check.
55 2011-04-20 Jim Meyering <meyering@redhat.com>
57 * expr.c (free_expr0): Remove useless if-before-free.
58 * gfortranspec.c (lang_specific_pre_link): Likewise.
59 * interface.c (gfc_extend_expr): Likewise.
60 * trans-openmp.c (gfc_trans_omp_array_reduction): Likewise.
62 2011-04-19 Tobias Burnus <burnus@net-b.de>
67 * module.c (fix_mio_expr): Commit created symbol.
69 2011-04-19 Janne Blomqvist <jb@gcc.gnu.org>
71 * scanner.c (load_file): Use XCNEWVAR instead of xcalloc.
73 2011-04-19 Janne Blomqvist <jb@gcc.gnu.org>
75 * frontend-passes.c (gfc_run_passes): Use XDELETEVEC instead of
78 2011-04-19 Janne Blomqvist <jb@gcc.gnu.org>
80 * misc.c (gfc_getmem): Remove function.
81 * gfortran.h: Remove gfc_getmem prototype. Replace gfc_getmem
82 usage with XCNEW or XCNEWVEC.
83 * expr.c (gfc_check_assign_symbol): Replace gfc_getmem usage with
85 * options.c (gfc_handle_module_path_options)
86 (gfc_get_option_string): Likewise.
87 * resolve.c (gfc_resolve_forall): Likewise.
88 * simplify.c (simplify_transformation_to_array): Likewise.
89 * target-memory.c (gfc_target_interpret_expr): Likewise.
90 * trans-common.c (get_segment_info, copy_equiv_list_to_ns)
91 (get_init_field): Likewise.
92 * trans-expr.c (gfc_conv_statement_function): Likewise.
93 * trans-io.c (nml_full_name): Likewise.
94 * trans-stmt.c (gfc_trans_forall_1): Likewise.
95 * scanner.c (load_file): Replace gfc_getmem usage with xcalloc.
97 2011-04-19 Tobias Burnus <burnus@net-b.de>
100 * parse.c (resolve_all_program_units): Skip modules.
101 (translate_all_program_units): Handle modules.
102 (gfc_parse_file): Defer code generation for modules.
104 2011-04-19 Martin Jambor <mjambor@suse.cz>
106 * trans-decl.c (gfc_generate_function_code): Call cgraph_create_node
107 instead of cgraph_get_create_node.
109 2011-04-18 Jim Meyering <meyering@redhat.com>
111 remove now-unused definition of gfc_free
112 * misc.c (gfc_free): Remove function.
113 * gfortran.h (gfc_free): Remove its prototype.
115 2011-04-18 Jim Meyering <meyering@redhat.com>
117 convert each use of gfc_free (p) to free (p)
118 Do that by running this command:
119 perl -pi -e 's/\bgfc_free ?\(/free (/' \
120 $(git grep -El '\bgfc_free ?\(')
121 which also corrects the few uses that lacked a space between
122 the function name and the open parenthesis.
123 Manually undo the change to the function definition itself
124 and its prototype. They'll be removed next.
125 * array.c (gfc_free_array_spec, gfc_set_array_spec): s/gfc_free/free/
126 * constructor.c (node_free): Likewise.
127 * cpp.c (dump_queued_macros): Likewise.
128 * data.c (gfc_assign_data_value): Likewise.
129 * decl.c (free_variable, free_value, gfc_free_data): Likewise.
130 (gfc_free_data_all, match_old_style_init): Likewise.
131 (gfc_set_constant_character_len, gfc_free_enum_history, NUM_DECL):
133 (gfc_match_modproc): Likewise.
134 * dependency.c (check_section_vs_section): Likewise.
135 * error.c (gfc_pop_error, gfc_free_error): Likewise.
136 * expr.c (free_expr0, gfc_free_expr, gfc_free_actual_arglist): Likewise.
137 (gfc_free_ref_list, gfc_replace_expr, gfc_copy_ref): Likewise.
138 (find_substring_ref, gfc_simplify_expr, gfc_check_assign_symbol):
140 * frontend-passes.c (gfc_run_passes, cfe_expr_0): Likewise.
141 (strip_function_call, optimize_comparison): Likewise.
142 * interface.c (gfc_free_interface, arginfo, check_interface0): Likewise.
143 (CHECK_OS_COMPARISON, gfc_extend_assign, gfc_free_formal_arglist):
145 * intrinsic.c (gfc_intrinsic_done_1, gfc_convert_type_warn): Likewise.
146 (gfc_convert_chartype): Likewise.
147 * io.c (gfc_free_open, compare_to_allowed_values, gfc_free_close):
149 (gfc_free_filepos, gfc_free_dt, gfc_free_inquire): Likewise.
150 * match.c (gfc_free_iterator, gfc_match_associate): Likewise.
151 (gfc_free_alloc_list, gfc_free_namelist, gfc_free_equiv_until):
153 (free_case, gfc_free_forall_iterator): Likewise.
155 * module.c (free_pi_tree, resolve_fixups, free_rename): Likewise.
156 (free_true_name, peek_atom, mio_allocated_wide_string): Likewise.
157 (mio_pool_string, mio_internal_string, mio_gmp_integer): Likewise.
158 (mio_gmp_real, mio_expr, mio_typebound_proc): Likewise.
159 (mio_full_typebound_tree, skip_list, load_equiv): Likewise.
160 (free_written_common, gfc_use_module, gfc_free_use_stmts): Likewise.
161 * openmp.c (gfc_free_omp_clauses): Likewise.
162 * options.c (gfc_post_options): Likewise.
163 * parse.c (select_type_pop, parse_omp_structured_block): Likewise.
164 * primary.c (gfc_free_structure_ctor_component): Likewise.
165 * resolve.c (resolve_structure_cons, check_host_association): Likewise.
166 (gfc_resolve_forall, resolve_equivalence): Likewise.
167 * scanner.c (gfc_scanner_done_1, gfc_release_include_path): Likewise.
168 (gfc_define_undef_line, preprocessor_line, include_line): Likewise.
169 (load_file, gfc_read_orig_filename): Likewise.
170 * simplify.c (simplify_transformation_to_array): Likewise.
171 (gfc_simplify_ibits, simplify_shift, gfc_simplify_ishftc, STRING):
173 (gfc_simplify_compiler_options): Likewise.
174 * st.c (gfc_free_statement, gfc_free_statements): Likewise.
175 (gfc_free_association_list): Likewise.
176 * symbol.c (free_components, gfc_free_st_label, free_st_labels):
178 (gfc_delete_symtree, gfc_free_symbol, gfc_undo_symbols): Likewise.
179 (free_old_symbol, gfc_commit_symbols, free_tb_tree): Likewise.
180 (free_common_tree, free_uop_tree, free_sym_tree): Likewise.
181 (gfc_free_dt_list, gfc_free_equiv_infos, gfc_free_equiv_lists):
183 (gfc_free_finalizer, gfc_free_charlen, free_entry_list): Likewise.
184 (gfc_free_namespace): Likewise.
185 * trans-array.c (gfc_free_ss, gfc_trans_array_bound_check): Likewise.
186 (gfc_conv_array_ref, gfc_conv_ss_startstride): Likewise.
187 (gfc_trans_dummy_array_bias, gfc_conv_array_parameter): Likewise.
188 * trans-common.c (get_init_field, create_common): Likewise.
189 * trans-const.c (gfc_build_wide_string_const): Likewise.
190 (gfc_conv_string_init): Likewise.
191 * trans-decl.c (gfc_generate_function_code): Likewise.
192 * trans-expr.c (gfc_conv_substring, gfc_free_interface_mapping):
194 (SCALAR_POINTER, gfc_conv_statement_function): Likewise.
195 (gfc_trans_subarray_assign): Likewise.
196 * trans-intrinsic.c (conv_generic_with_optional_char_arg): Likewise.
197 * trans-io.c (gfc_trans_io_runtime_check, set_string): Likewise.
198 (transfer_namelist_element, transfer_array_component): Likewise.
199 * trans-openmp.c (gfc_trans_omp_array_reduction): Likewise.
200 * trans-stmt.c (cleanup_forall_symtrees, gfc_trans_forall_1): Likewise.
201 * trans.c (trans_runtime_error_vararg, gfc_restore_backend_locus):
204 2011-04-15 Jim Meyering <meyering@redhat.com>
206 gfortran: remove cpp definition of free, ...
207 in preparation for the s/gfc_free/free/ transformation.
208 * gfortran.h (free): Remove macro definition that would otherwise
209 prevent direct use of the function.
211 2011-04-18 Tobias Burnus <burnus@net-b.de>
214 * array.c (gfc_match_array_ref): Check for too many codimensions.
215 * check.c (gfc_check_image_index): Check number of elements
217 * simplify.c (gfc_simplify_image_index): Remove unreachable checks.
219 2011-04-18 Tobias Burnus <burnus@net-b.de>
222 * iresolve.c (gfc_resolve_image_index): Set ts.type.
223 * simplify.c (gfc_simplify_image_index): Don't abort if the bounds
224 are not known at compile time and handle -fcoarray=lib.
225 * trans-intrinsics.c (gfc_conv_intrinsic_function): Handle
227 (conv_intrinsic_cobound): Fix comment typo.
228 (trans_this_image): New function.
229 * trans-array.c (gfc_unlikely): Move to trans.c.
230 * trans.c (gfc_unlikely): Function moved from trans-array.c.
231 (gfc_trans_runtime_check): Use it.
232 * trans-io.c (gfc_trans_io_runtime_check): Ditto.
233 * trans.h (gfc_unlikely): Add prototype.
235 2011-04-18 Paul Thomas <pault@gcc.gnu.org>
238 * trans-expr.c (fcncall_realloc_result): Renamed version of
239 realloc_lhs_bounds_for_intrinsic_call that does not touch the
240 descriptor bounds anymore but makes a temporary descriptor to
242 (gfc_trans_arrayfunc_assign): Modify the reference to above
245 2011-05-17 Tobias Burnus <burnus@net-b.de>
248 * trans-decl.c (gfc_get_extern_function_decl): Fix decl
249 for external procedures with proc arguments.
251 2011-04-15 Michael Matz <matz@suse.de>
253 * trans-array.c (toplevel): Include gimple.h.
254 (gfc_trans_allocate_array_storage): Check flag_stack_arrays,
255 properly expand variable length arrays.
256 (gfc_trans_auto_array_allocation): If flag_stack_arrays create
257 variable length decls and associate them with their scope.
258 * gfortran.h (gfc_option_t): Add flag_stack_arrays member.
259 * options.c (gfc_init_options): Handle -fstack_arrays option.
260 * lang.opt (fstack-arrays): Add option.
261 * invoke.texi (Code Gen Options): Document it.
262 * Make-lang.in (trans-array.o): Depend on GIMPLE_H.
264 2011-04-15 Tobias Burnus <burnus@net-b.de>
267 * trans-intrinsic.c (conv_intrinsic_cobound): Remove unused
268 code which is also causing an ICE.
270 2011-04-14 Nathan Froyd <froydnj@codesourcery.com>
272 * f95-lang.c (poplevel): Use BLOCK_CHAIN and block_chainon.
274 2011-04-12 Nathan Froyd <froydnj@codesourcery.com>
276 * f95-lang.c (union lang_tree_node): Check for TS_COMMON before
279 2011-04-12 Paul Thomas <pault@gcc.gnu.org>
283 * trans-array.c (get_std_lbound): For derived type variables
284 return array valued component lbound.
286 2011-04-12 Martin Jambor <mjambor@suse.cz>
288 * trans-decl.c (gfc_generate_function_code): Call
289 cgraph_get_create_node instead of cgraph_node.
291 2011-04-11 Tobias Burnus <burnus@net-b.de>
294 * simplify.c (simplify_bound_dim): Exit for
295 ucobound's last dimension unless -fcoarray=single.
296 * trans-array (gfc_conv_descriptor_size_1): Renamed from
297 gfc_conv_descriptor_size, made static, has now from_dim and
299 (gfc_conv_descriptor_size): Call gfc_conv_descriptor_size.
300 (gfc_conv_descriptor_cosize): New function.
301 * trans-array.h (gfc_conv_descriptor_cosize): New prototype.
302 * trans-intrinsic.c (conv_intrinsic_cobound): Add input_location
303 and handle last codim of ucobound for when -fcoarray is not "single".
305 2011-04-08 Thomas Koenig <tkoenig@gcc.gnu.org>
308 * gfortran.h (gfc_option_t): Add warn_function_elimination and
309 flag_frontend_optimize.
310 * lang.opt (Wfunction-elimination): Add.
311 (ffrontend-optimize): Add.
312 * invoke.texi: Add documentation for -Wfunction-elimination
313 and -ffrontend-optimize. Add -faggressive-function-elimination
314 to list of code generation options.
315 * frontend-passes.c (gfc_run_passes): Run optimizations if
316 flag_frontend_optimize is set.
317 (warn_function_elimination): New function.
318 (cfe_expr_0): Call it if requested to do so.
319 * options.c (gfc_init_options): Initiate warn_function_elimination
320 and flag_frontend_optimize.
321 (gfc_post_options): Set flag_frontend_optimize if not specified
322 by user, depending on the optimization level.
323 (gfc_handle_option): Handle -Wfunction-elimination and
326 2011-04-06 Tobias Burnus <burnus@net-b.de>
329 * trans-intrinsic.c (gfc_conv_intrinsic_function): Fix
332 2011-04-05 Nathan Froyd <froydnj@codesourcery.com>
334 * trans-intrinsic.c (gfc_build_intrinsic_lib_fndecls): Use
335 build_function_type_list instead of build_function_type. Correct
336 argument order for func_frexp and func_scalbn.
338 2011-04-05 Duncan Sands <baldrick@free.fr>
340 * f95-lang.c (build_builtin_fntypes): Swap frexp parameter types.
342 2010-04-04 Thomas Koenig <tkoenig@gcc.gnu.org>
344 * frontend-passes: (optimize_lexical_comparison): New function.
345 (optimize_expr): Call it.
346 (optimize_comparison): Also handle lexical comparison functions.
347 Return false instad of -2 for unequal comparison.
349 2011-04-04 Thomas Koenig <tkoenig@gcc.gnu.org>
352 * frontend-passes (cfe_expr_0): Reverse the order of going
355 2011-04-04 Tobias Burnus <burnus@net-b.de>
356 Mikael Morin <mikael.morin@sfr.fr>
359 * check.c (is_coarray): Update - because of DIMEN_THIS_IMAGE.
360 * expr.c (gfc_is_coindexed): Ditto.
361 * gfortran.h (gfc_array_ref_dimen_type): Add DIMEN_THIS_IMAGE.
362 * interface.c (compare_parameter): Use gfc_expr_attr and
364 * resolve.c (check_dimension, compare_spec_to_ref,
365 resolve_allocate_expr, check_data_variable): Update for
367 * simplify.c (gfc_simplify_lcobound, gfc_simplify_this_image,
368 gfc_simplify_ucobound): Allow non-constant bounds.
369 * trans-array.c (gfc_set_loop_bounds_from_array_spec,
370 gfc_trans_create_temp_array, gfc_trans_constant_array_constructor,
371 gfc_set_vector_loop_bounds, gfc_conv_array_index_offset,
372 gfc_start_scalarized_body, gfc_trans_scalarizing_loops,
373 gfc_trans_scalarized_loop_boundary, gfc_conv_section_startstride,
374 gfc_conv_ss_startstride, gfc_conv_loop_setup,
375 gfc_trans_array_bounds, gfc_conv_expr_descriptor,
376 gfc_walk_variable_expr): Handle codimen.
377 * trans-decl.c (gfc_build_qualified_array): Save cobounds.
378 * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use arg2.
379 (conv_intrinsic_cobound): New function.
380 (gfc_conv_intrinsic_function): Call it.
381 (gfc_walk_intrinsic_function, gfc_add_intrinsic_ss_code): Handle
382 ucobound, lcobound, this_image.
383 * fortran/trans-types.c (gfc_build_array_type): Save cobounds.
384 (gfc_get_dtype): Honour corank.
385 (gfc_get_nodesc_array_type): Save corank and codimensions.
386 (gfc_get_array_type_bounds): Save cobound.
387 * fortran/trans.h (gfc_ss_info,gfc_loopinfo): Add codimen item.
388 (gfc_array_kind): Add corank item.
389 (GFC_TYPE_ARRAY_CORANK): New macro.
391 2011-04-03 Kai Tietz <ktietz@redhat.com>
394 * Make-lang.in (f95-lang.o): Add some missing dependencies.
396 2011-04-01 Thomas Koenig <tkoenig@gcc.gnu.org>
399 * frontend-passes (cfe_register_funcs): Don't
400 register functions if they appear as iterators in DO loops.
402 2011-03-30 Michael Matz <matz@suse.de>
405 * trans-expr.c (realloc_lhs_loop_for_fcn_call): Take loop as parameter,
406 don't use local variable.
407 (gfc_trans_arrayfunc_assign): Adjust caller.
409 2011-03-29 Janus Weil <janus@gcc.gnu.org>
412 * decl.c (match_procedure_decl,match_ppc_decl): Set flavor of interface.
413 * module.c (MOD_VERSION): Bump.
414 (mio_typespec): Read/write 'interface' field.
415 * primary.c (match_string_constant,match_logical_constant): Remove
417 (match_complex_constant): Make sure to clear the typespec.
419 2011-03-29 Thomas Koenig <tkoenig@gcc.gnu.org>
421 * frontend-passes.c (create_var): Warn about creating an
422 array temporary if requested.
424 2011-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
427 * frontend-passes.c (optimize_trim): Also follow references, except
428 when they are substring references or array references.
430 2011-03-27 Tobias Burnus <burnus@net-b.de>
433 * gfortran.h (gfc_isym_id): Rename GFC_ISYM_NUMIMAGES to
435 (gfc_fcoarray): Add GFC_FCOARRAY_LIB.
436 * intrinsic.c (add_functions): Update due to GFC_ISYM_NUM_IMAGES
438 * invoke.texi (-fcoarray=): Document "lib" argument.
439 * iresolve.c (gfc_resolve_this_image): Fix THIS IMAGE().
440 * libgfortran.h (libgfortran_stat_codes): Add comments.
441 * options.c (gfc_handle_coarray_option): Add -fcoarray=lib.
442 * simplify.c (gfc_simplify_num_images, gfc_simplify_this_image):
443 Handle GFC_FCOARRAY_LIB.
444 * trans.h (gfc_init_coarray_decl): New prototype.
445 (gfor_fndecl_caf_init, gfor_fndecl_caf_finalize,
446 gfor_fndecl_caf_critical, gfor_fndecl_caf_end_critical,
447 gfor_fndecl_caf_sync_all, gfor_fndecl_caf_sync_images,
448 gfor_fndecl_caf_error_stop, gfor_fndecl_caf_error_stop_str,
449 gfort_gvar_caf_num_images, gfort_gvar_caf_this_image):
450 New global variables.
451 * trans-decl.c: Declare several CAF functions (cf. above).
452 (gfc_build_builtin_function_decls): Initialize those.
453 (gfc_init_coarray_decl): New function.
454 (create_main_function): Call CAF init/finalize functions.
455 * trans-intrinsic.c (trans_this_image, trans_num_images): New.
456 (gfc_conv_intrinsic_function): Call those.
457 * trans-stmt.c (gfc_trans_stop, gfc_trans_sync, gfc_trans_critical):
458 Add code for GFC_FCOARRAY_LIB.
460 2011-03-26 Janus Weil <janus@gcc.gnu.org>
463 * class.c (get_unique_hashed_string): Adjust maximum allowable length
464 for unique type string.
466 2011-03-25 Kai Tietz <ktietz@redhat.com>
468 * scanner.c (preprocessor_line): Use filename_cmp
471 2011-03-25 Tobias Burnus <burnus@net-b.de>
475 * trans-types.c (gfc_get_function_type): Don't use varargs if the
476 procedure is known to have no arguments.
478 2010-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
481 * gfortran.h (gfc_option_t) : Add
482 flag_aggressive_function_elimination.
483 (gfc_dep_compare_functions): Add prototype.
484 * lang.opt: Add faggressive-function-elimination.
485 * invoke.texi: Document -faggressive-function-elimination.
486 * frontend_passes (expr_array): New static variable.
487 (expr_size): Likewise.
488 (expr_count): Likewise.
489 (current_code): Likewise.
490 (current_ns): Likewise.
491 (gfc_run_passes): Allocate and free space for expressions.
492 (cfe_register_funcs): New function.
493 (create_var): New function.
494 (cfc_expr_0): New function.
495 (cfe_code): New function.
496 (optimize_namespace): Invoke gfc_code_walker with cfe_code
498 * dependency.c (gfc_dep_compare_functions): New function.
499 (gfc_dep_compare_expr): Use it.
500 * options.c (gfc_init_options): Handle
501 flag_aggressive_function_elimination.
502 (gfc_handle_option): Likewise.
504 2011-03-15 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
506 * arith.c (arith_power): Plug memory leak.
508 2011-03-12 Janus Weil <janus@gcc.gnu.org>
511 * trans-expr.c (gfc_apply_interface_mapping_to_expr): Replace base type
512 for polymorphic arguments.
514 2011-03-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
517 * intrinsic.texi: Clarify doc of logarithm functions.
519 2011-03-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
522 * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Fix type of
523 the string length variable.
525 2011-03-11 Janus Weil <janus@gcc.gnu.org>
528 * module.c (ab_attribute,attr_bits): Add AB_PROC_POINTER_COMP.
529 (mio_symbol_attribute): Handle attribute 'proc_pointer_comp'.
531 2011-03-06 Paul Thomas <pault@gcc.gnu.org>
532 Jerry DeLisle <jvdelisle@gcc.gnu.org>
535 * expr.c (gfc_is_constant_expr): Only use gfc_constant_ac if
536 the expression has an iterator. Otherwise, iterate through the
537 array, checking for constant expressions for each element.
539 2011-03-04 Janne Blomqvist <jb@gcc.gnu.org>
542 * intrinsic.texi: Update CTIME and FDATE documentation.
544 2011-03-03 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
546 * invoke.texi (Option Summary, Fortran Dialect Options)
547 (Preprocessing Options, Runtime Options, Code Gen Options):
548 Fix vertical list spacing by using @itemx for additinoal
549 items, empty line before @table. Fix typos.
551 2011-02-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
554 * intrinsic.texi: Fix doc of the VERIFY intrinsic.
556 2011-02-26 Tobias Burnus <burnus@net-b.de>
559 * trans-stmt.c (gfc_trans_allocate): Fix allocation with
560 type-spec of deferred-length strings.
562 2011-02-26 Tobias Burnus <burnus@net-b.de>
565 * openmp.c (gfc_resolve_omp_directive): Resolve if()
566 condition of OpenMP's task.
568 2011-02-26 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
571 * intrinsic.texi: Fix doc of the VERIFY intrinsic.
573 2011-02-24 Tobias Burnus <burnus@net-b.de>
576 * intrinsic.texi (ALLOCATED, ATAN, BESSEL_JN, BESSEL_YN): Add
577 multitable for linebreak between different syntax variants.
579 2011-02-24 Richard Guenther <rguenther@suse.de>
582 * f95-lang.c (pushdecl): For externs in non-global scope push
583 a copy of the decl into the BLOCK.
585 2011-02-23 Mikael Morin <mikael@gcc.gnu.org>
588 * trans.c (gfc_prepend_expr_to_block): New function.
589 * trans.h (gfc_prepend_expr_to_block): Declare.
590 * trans-array.c (gfc_conv_array_parameter): Replace
591 gfc_add_expr_to_block with gfc_prepend_expr_to_block.
593 2011-02-22 Paul Thomas <pault@gcc.gnu.org>
596 * trans-decl.c (gfc_get_extern_function_decl): Don't use the
597 gsymbol backend_decl if the procedure has a formal argument
600 2011-02-22 Tobias Burnus <burnus@net-b.de>
603 * trans-stmt.c (gfc_trans_if_1): Use correct line for
604 expressions in the if condition.
606 2011-02-20 Tobias Burnus <burnus@net-b.de>
609 * trans-decl.c (gfc_trans_deferred_vars): Use gfc_set_backend_locus and
610 gfc_restore_backend_locus to have better debug locations.
611 * trans-array.c (gfc_trans_deferred_array): Ditto.
613 2011-02-20 Paul Thomas <pault@gcc.gnu.org>
617 * trans-types.c (gfc_get_derived_type): Remove code that looks
618 for decls in gsym and add call to gfc_get_module_backend_decl.
619 * trans.h : Add prototype for gfc_get_module_backend_decl.
620 * trans-decl.c (gfc_get_module_backend_decl): New function.
621 (gfc_get_symbol_decl): Call it.
623 2011-02-19 Paul Thomas <pault@gcc.gnu.org>
626 * trans-array.c (get_array_ctor_all_strlen): Move up in file.
627 (get_array_ctor_var_strlen): Add block dummy and add call to
628 get_array_ctor_all_strlen instead of giving up on substrings.
629 Call gcc_unreachable for default case.
630 (get_array_ctor_strlen): Add extra argument to in call to
631 get_array_ctor_var_strlen.
633 2011-02-18 Janus Weil <janus@gcc.gnu.org>
636 * primary.c (gfc_match_structure_constructor): Handle empty parent
639 2011-02-18 Tobias Burnus
642 * trans-expr.c (arrayfunc_assign_needs_temporary): Use
643 esym to check whether the specific procedure returns an
644 allocatable or pointer.
646 2011-02-18 Michael Matz <matz@suse.de>
649 * gfortran.h (struct gfc_component): Add norestrict_decl member.
650 * trans.h (struct lang_type): Add nonrestricted_type member.
651 * trans-expr.c (gfc_conv_component_ref): Search fields with correct
653 * trans-types.c (mirror_fields, gfc_nonrestricted_type): New.
654 (gfc_sym_type): Use it.
656 2011-02-18 Janus Weil <janus@gcc.gnu.org>
659 * resolve.c (resolve_transfer): Reject variables with procedure pointer
662 2011-02-18 Janus Weil <janus@gcc.gnu.org>
665 * gfortran.h (gfc_check_access): Removed prototype.
666 (gfc_check_symbol_access): Added prototype.
667 * module.c (gfc_check_access): Renamed to 'check_access', made static.
668 (gfc_check_symbol_access): New function, basically a shortcut for
670 (write_dt_extensions,write_symbol0,write_generic,write_symtree): Use
671 'gfc_check_symbol_access'.
672 (write_operator,write_module): Renamed 'gfc_check_access'.
673 * resolve.c (resolve_fl_procedure,resolve_fl_derived,
674 resolve_fl_namelist,resolve_symbol,resolve_fntype): Use
675 'gfc_check_symbol_access'.
677 2011-02-16 Janus Weil <janus@gcc.gnu.org>
680 * class.c (gfc_build_class_symbol): Set 'class_ok' attribute.
681 * decl.c (build_sym,attr_decl1): Move setting of 'class_ok' into
682 'gfc_build_class_symbol'.
683 (gfc_match_decl_type_spec): Reject unlimited polymorphism.
684 * interface.c (matching_typebound_op): Check for 'class_ok' attribute.
685 * match.c (select_type_set_tmp): Move setting of 'class_ok' into
686 'gfc_build_class_symbol'.
687 * primary.c (gfc_variable_attr): Check for 'class_ok' attribute.
689 2011-02-15 Steven G. Kargl <kargl@gcc.gnu.org>
692 . simplify.c (gfc_simplify_compiler_version): Fix off-by-one issue.
694 2011-02-14 Janus Weil <janus@gcc.gnu.org>
697 * parse.c (gfc_build_block_ns): Commit 'block@' symbol.
699 2011-02-14 Janus Weil <janus@gcc.gnu.org>
702 * class.c (gfc_build_class_symbol): Give a fatal error on polymorphic
704 * primary.c (gfc_match_varspec): Avoid ICE for invalid class
707 2011-02-14 Janus Weil <janus@gcc.gnu.org>
710 * interface.c (get_expr_storage_size): Handle derived-type components.
712 2011-02-13 Tobias Burnus <burnus@net-b.de>
715 * interface.c (compare_parameter): Avoid ICE with
716 character components.
718 2011-02-12 Janus Weil <janus@gcc.gnu.org>
720 * class.c (gfc_build_class_symbol): Reject polymorphic arrays.
721 * decl.c (build_sym,build_struct,attr_decl1): Use return value of
722 'gfc_build_class_symbol'.
724 2011-02-12 Michael Matz <matz@suse.de>
725 Janus Weil <janus@gcc.gnu.org>
726 Tobias Burnus <burnus@net-b.de>
729 * trans-expr.c (conv_parent_component_references): Avoid unintendent
730 skipping of parent compounds.
732 2011-02-11 Tobias Burnus <burnus@net-b.de>
735 * resolve.c (resolve_formal_arglist): PURE with VALUE
736 and no INTENT: Add -std= diagnostics.
738 2011-02-09 Janus Weil <janus@gcc.gnu.org>
741 * resolve.c (resolve_procedure_interface): If interface has a result
742 variable, copy the typespec and set result pointer to self.
744 2011-02-09 Janus Weil <janus@gcc.gnu.org>
747 * resolve.c (resolve_typebound_subroutine): Remove erroneous line.
749 2011-02-09 Janus Weil <janus@gcc.gnu.org>
752 * trans-decl.c (init_intent_out_dt): Handle CLASS arguments.
754 2011-02-08 Jerry DeLisle <jvdelisle@gcc.gnu.org>
756 * io.c (match_io_element): Do not set dt if not inquire.
758 2011-02-08 Janus Weil <janus@gcc.gnu.org>
761 * expr.c (gfc_check_assign_symbol): Reject pointers as pointer
762 initialization target.
764 2011-02-07 Janne Blomqvist <jb@gcc.gnu.org>
765 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
767 * gfortran.texi (Thread-safety): texinfo styling fixes.
768 * intrinsic.texi: Likewise.
770 2011-02-06 Janne Blomqvist <jb@gcc.gnu.org>
772 * gfortran.texi (Compiler Characteristics): Add reference to
773 thread-safety section.
775 2011-02-06 Janne Blomqvist <jb@gcc.gnu.org>
777 * gfortran.texi (Thread-safety): New section.
778 * intrinsic.texi (EXECUTE_COMMAND_LINE): Mention thread-safety.
780 (GET_ENVIRONMENT_VARIABLE): Likewise.
783 2011-02-06 Paul Thomas <pault@gcc.gnu.org>
786 * trans-stmt.c (gfc_trans_allocate): For deferred character
787 length allocations with SOURCE, store to the values and string
788 length to avoid calculating twice. Replace gfc_start_block
789 with gfc_init_block to avoid unnecessary contexts and to keep
790 declarations of temporaries where they should be. Tidy up the
793 2011-02-05 Janne Blomqvist <jb@gcc.gnu.org>
796 * intrinsic.texi (SYSTEM_CLOCK): Update documentation.
798 2011-02-02 Janus Weil <janus@gcc.gnu.org>
799 Paul Thomas <pault@gcc.gnu.org>
802 * trans-expr.c (gfc_trans_class_init_assign): Add call to
803 gfc_get_derived_type.
804 * module.c (read_cleanup): Do not use unique_symtrees for vtabs
807 2011-02-02 Janus Weil <janus@gcc.gnu.org>
810 * resolve.c (resolve_fl_variable): Handle polymorphic allocatables.
812 2011-02-01 Janus Weil <janus@gcc.gnu.org>
815 * trans-expr.c (gfc_conv_structure): Handle constructors for procedure
816 pointer components with allocatable result.
818 2011-01-31 Janus Weil <janus@gcc.gnu.org>
821 * trans-expr.c (gfc_conv_procedure_call): Handle procedure pointers
822 with pointer or allocatable result.
824 2011-01-31 Paul Thomas <pault@gcc.gnu.org>
827 * trans-stmt.c (gfc_trans_allocate): Improve handling of
828 deferred character lengths with SOURCE.
829 * iresolve.c (gfc_resolve_repeat): Calculate character
830 length from source length and ncopies.
831 * dump-parse-tree.c (show_code_node): Show MOLD and SOURCE
832 expressions for ALLOCATE.
834 2011-01-31 Janus Weil <janus@gcc.gnu.org>
837 * resolve.c (resolve_typebound_subroutine): Bug fix for the case of
838 an argument of a typebound assignment being a component.
840 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
842 * gfortranspec.c (add_arg_libgfortran) [HAVE_LD_STATIC_DYNAMIC] Use
843 LD_STATIC_OPTION, LD_DYNAMIC_OPTION.
845 2011-01-31 Tobias Burnus <burnus@net-b.de>
848 * resolve.c (resolve_fl_procedure): Reject stmt functions
849 with pointer/allocatable attribute.
851 2011-01-31 Tobias Burnus <burnus@net-b.de>
854 * interface.c (gfc_procedure_use): Add explicit interface check for
855 pointer/allocatable functions.
857 2011-01-30 Paul Thomas <pault@gcc.gnu.org>
860 * trans-expr.c (gfc_trans_assignment_1): If the rhs is an op
861 expr and is assigned to a deferred character length scalar,
862 make sure that the function is called before reallocation,
863 so that the length is available. Include procedure pointer
864 and procedure pointer component rhs as well.
869 * gfortran.dg/allocatable_function_5.f90: New test not added by
870 mistake on 2011-01-28.
872 2011-01-29 Tobias Burnus <burnus@net-b.de>
875 * check.c (gfc_check_shape): Support kind argument in SHAPE.
876 * intrinsic.c (add_functions): Ditto.
877 * resolve.c (gfc_resolve_shape): Ditto.
878 * simplify.c (gfc_simplify_shape): Ditto.
879 * intrinsic.h (gfc_check_shape, gfc_resolve_shape,
880 gfc_simplify_shape): Update prototypes.
881 * intrinisc.text (SHAPE): Document kind argument.
883 2011-01-28 Tobias Burnus <burnus@net-b.de>
886 * resolve.c (resolve_formal_arglist): Allow arguments with VALUE
887 attribute also without INTENT.
889 2011-01-28 Tobias Burnus <burnus@net-b.de>
891 * gfortran.texi (Fortran 2003 status): Mention support for
892 nonconstant namelist variables.
894 2011-01-28 Paul Thomas <pault@gcc.gnu.org>
895 Tobias Burnus <burnus@gcc.gnu.org>
900 * interface.c (compare_actual_formal): An allocatable or pointer
901 deferred length actual is only allowed if the formal argument
902 is also deferred length. Clean up whitespace.
903 * trans-expr.c (gfc_conv_procedure_call): Pass string length for
904 deferred character length formal arguments by reference. Do the
905 same for function results.
906 (gfc_trans_pointer_assignment): Do not do runtime check of lhs
907 and rhs character lengths, if deferred length lhs. In this case
908 set the lhs character length to that of the rhs.
909 (gfc_conv_string_parameter): Remove assert that string length is
911 (is_scalar_reallocatable_lhs): New function.
912 (alloc_scalar_allocatable_for_assignment): New function.
913 (gfc_trans_assignment_1): Call above new function. If the rhs is
914 a deferred character length itself, makes ure that the function
915 is called before reallocation, so that the length is available.
916 (gfc_trans_asssignment): Remove error about assignment to
917 deferred length character variables.
918 * gfortran.texi : Update entry about (re)allocation on
920 * trans-stmt.c (gfc_trans_allocate): Add code to handle deferred
921 length character variables.
922 * module.c (mio_typespec): Transfer deferred characteristic.
923 * trans-types.c (gfc_get_function_type): New code to generate
924 hidden typelist, so that those character lengths that are
925 passed by reference get the right type.
926 * resolve.c (resolve_contained_fntype): Supress error for
927 deferred character length functions.
928 (resolve_function, resolve_fl_procedure) The same.
929 (check_symbols): Remove the error that support for
930 entity with deferred type parameter is not yet implemented.
931 (resolve_fl_derived): The same.
932 match.c (alloc_opt_list): Allow MOLD for deferred length object.
933 * trans-decl.c (gfc_get_symbol_decl): For deferred character
934 length dummies, generate a local variable for string length.
935 (create_function_arglist): Hidden length can be a pointer.
936 (gfc_trans_deferred_vars): For deferred character length
937 results and dummies, assign the string length to the local
938 variable from the hidden argument on entry and the other way
939 round on exit, as appropriate.
941 2011-01-27 Tobias Burnus <burnus@net-b.de>
944 * trans-decl.c (gfc_generate_function_code): Fix init
945 of allocatable result variable with allocatable components.
947 2011-01-27 Tobias Burnus <burnus@net-b.de>
950 * options.c (gfc_handle_module_path_options): Save
951 module path without trailing slash as include path.
953 2011-01-25 Tobias Burnus <burnus@net-b.de>
956 * interface.c (gfc_check_operator_interface): Fix
957 defined-assignment check.
959 2011-01-23 Tobias Burnus <burnus@net-b.de>
962 * trans-decl.c (gfc_trans_deferred_vars): Do not nullify
963 scalar allocatable dummy arguments.
965 2011-01-22 Thomas Koenig <tkoenig@gcc.gnu.org>
968 * resolve.c (gfc_iso_c_func_interface): For C_LOC,
969 check for array sections followed by component references
970 which are illegal. Also check for coindexed arguments.
972 2011-01-22 Tobias Burnus <burnus@net-b.de>
975 * primary.c (gfc_match_varspec): Relax gcc_assert to allow for
978 2011-01-21 Tobias Burnus <burnus@net-b.de>
981 * error.c (gfc_error_now, gfc_fatal_error, gfc_error_check):
982 Use defined instead of magic number exit status codes.
983 * scanner.c (include_line, gfc_new_file): Ditto.
985 2011-01-21 Tobias Burnus <burnus@net-b.de>
988 * expr.c (gfc_check_pointer_assign): Reject expr data-targets
989 without pointer attribute.
991 2011-01-18 Janus Weil <janus@gcc.gnu.org>
994 * resolve.c (expression_rank): Fix rank of procedure poiner components.
995 * trans-expr.c (gfc_conv_procedure_call): Take care of procedure
996 pointer components as actual arguments.
998 2011-01-17 Jakub Jelinek <jakub@redhat.com>
1001 * gfortran.h (struct gfc_omp_saved_state): New type.
1002 (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New prototypes.
1003 * resolve.c (resolve_global_procedure): Call it around gfc_resolve
1005 * openmp.c (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New
1008 2011-01-17 Tobias Burnus <burnus@net-b.de>
1011 * invoke.texi (Options to request or suppress errors
1012 and warnings): Fix cross link.
1014 2011-01-15 Tobias Burnus <burnus@net-b.de>
1016 * gfortran.texi: Update Fortran 2003 Status section.
1019 * invoke.texi: Add missing "-E" to the -dM example.
1021 2011-01-13 Tobias Burnus <burnus@net-b.de>
1024 * intrinsic.texi (get_command_argument, get_environment_variable):
1025 Mark arguments as optional in the Arguments section.
1027 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
1028 Tobias Burnus <burnus@net-b.de>
1031 * trans-decl.c (gfc_get_extern_function_decl,
1032 build_function_decl): Set TREE_PUBLIC/TREE_EXTERNAL before
1033 calling decl_attributes.
1035 2011-01-13 Tobias Burnus <burnus@net-b.de>
1036 Mikael Morin <mikael@gcc.gnu.org>
1040 * gfortran.h (gfc_code): Move union ext's case_list into
1042 * dump-parse-tree.c (show_code_node): Adapt by prefixing case_list
1044 * frontend-passes.c (gfc_code_walker): Ditto.
1045 * match.c (gfc_match_goto, gfc_match_call, gfc_match_case,
1046 gfc_match_type_is, gfc_match_class_is): Ditto.
1047 * resolve.c (resolve_select, resolve_select_type): Ditto.
1048 * st.c (gfc_free_statement): Ditto.
1049 * trans-stmt.c (gfc_trans_integer_select, gfc_trans_logical_select,
1050 gfc_trans_character_select): Ditto.
1051 * parse.c (resolve_all_program_units): For error recovery, avoid
1052 segfault is proc_name is NULL.
1054 2011-01-11 Paul Thomas <pault@gcc.gnu.org>
1057 * trans-array.c (gfc_alloc_allocatable_for_assignment): Change
1058 to be standard compliant by testing for shape rather than size
1059 before skipping reallocation. Improve comments.
1061 2011-01-09 Janus Weil <janus@gcc.gnu.org>
1064 * resolve.c (resolve_actual_arglist): Remove unneeded and buggy piece
1067 2011-01-09 Thomas Koenig <tkoenig@gcc.gnu.org>
1070 * resolve.c (is_scalar_expr_ptr): For a substring reference,
1071 use gfc_dep_compare_expr to compare start and end expession.
1072 Add FIXME for using gfc_deb_compare_expr elsewhere.
1074 2011-01-09 Janus Weil <janus@gcc.gnu.org>
1077 * class.c (get_unique_type_string): Make type name start with upper
1080 2011-01-08 Thomas Koenig <tkoenig@gcc.gnu.org>
1083 * invoke.texi: Mention -ffree-line-length-none and
1084 -ffixed-line-length-none for preprocessing.
1086 2011-01-08 Paul Thomas <pault@gcc.gnu.org>
1089 * trans-expr.c (gfc_conv_procedure_call): With a non-copying
1090 procedure argument (eg TRANSPOSE) use a temporary if there is
1091 any chance of aliasing due to host or use association.
1092 (arrayfunc_assign_needs_temporary): Correct logic for function
1093 results and do not use a temporary for implicitly PURE
1094 variables. Use a temporary for Cray pointees.
1095 * symbol.c (gfc_add_save): Explicit SAVE not compatible with
1096 implicit pureness of containing procedure.
1097 * decl.c (match_old_style_init, gfc_match_data): Where decl
1098 would fail in PURE procedure, set implicit_pure to zero.
1099 * gfortran.h : Add implicit_pure to structure symbol_attr and
1100 add prototype for function gfc_implicit_pure.
1101 * expr.c (gfc_check_pointer_assign, gfc_check_vardef_context):
1102 Where decl would fail in PURE procedure, reset implicit_pure.
1103 * io.c (match_vtag, gfc_match_open, gfc_match_close,
1104 gfc_match_print, gfc_match_inquire, gfc_match_wait): The same.
1105 * match.c (gfc_match_critical, gfc_match_stopcode,
1106 sync_statement, gfc_match_allocate, gfc_match_deallocate): The
1108 * parse.c (decode_omp_directive): The same.
1109 (parse_contained): If not PURE, set implicit pure attribute.
1110 * resolve.c (resolve_formal_arglist, resolve_structure_cons,
1111 resolve_function, resolve_ordinary_assign) : The same.
1112 (gfc_implicit_pure): New function.
1113 * module.c (mio_symbol_attribute): Introduce AB_IMPLICIT_PURE
1114 to ab_attribute enum and use it in this function.
1116 2011-01-08 Thomas Koenig <tkoenig@gcc.gnu.org>
1119 * symbol.c (gfc_symbols_could_alias): Strip gfc_ prefix,
1120 make static and move in front of its only caller, to ...
1121 * trans-array.c (symbols_could_alias): ... here.
1122 Pass information about pointer and target status as
1123 arguments. Allocatable arrays don't alias anything
1124 unless they have the POINTER attribute.
1125 (gfc_could_be_alias): Keep track of pointer and target
1126 status when following references. Also check if typespecs
1127 of components match those of other components or symbols.
1129 2011-01-07 Tobias Burnus <burnus@net-b.de>
1132 * class.c (gfc_build_class_symbol): Mark __vtab as attr.vtab.
1133 * intrinsic.c (add_functions): Use simplify functions for
1134 EXTENDS_TYPE_OF and SAME_TYPE_AS.
1135 * intrinsic.h (gfc_simplify_extends_type_of,
1136 gfc_simplify_same_type_as): New prototypes.
1137 * simplify.c (is_last_ref_vtab, gfc_simplify_extends_type_of,
1138 gfc_simplify_same_type_as): New functions.
1140 2011-01-07 Janus Weil <janus@gcc.gnu.org>
1144 * gfortran.h (gfc_lval_expr_from_sym): Moved prototype.
1145 * class.c (gfc_class_null_initializer): Initialize _vptr to declared
1147 * expr.c (gfc_lval_expr_from_sym): Moved here from symbol.c.
1148 * resolve.c (resolve_deallocate_expr): _data component will be added
1149 at translation stage.
1150 * symbol.c (gfc_lval_expr_from_sym): Moved to expr.c.
1151 * trans-stmt.c (gfc_trans_deallocate): Reset _vptr to declared type.
1153 2011-01-06 Daniel Franke <franke.daniel@gmail.com>
1157 * parse.c (parse_interface): Remove check for procedure types.
1158 * interface.c (check_interface0): Verify that procedures are
1159 either all SUBROUTINEs or all FUNCTIONs.
1161 2011-01-05 Janus Weil <janus@gcc.gnu.org>
1164 * trans-expr.c (gfc_trans_class_assign): Bugfix for r168524 (make sure
1165 'vtab' is initialized).
1167 2011-01-05 Janus Weil <janus@gcc.gnu.org>
1170 * trans-expr.c (gfc_trans_class_assign): For a polymorphic NULL pointer
1171 assignment, set the _vptr component to the declared type.
1173 2011-01-05 Thomas Koenig <tkoenig@gcc.gnu.org>
1176 * resolve.c (resolve_allocate_deallocate): Follow references to
1177 check for duplicate occurence of allocation/deallocation objects.
1179 2011-01-05 Janus Weil <janus@gcc.gnu.org>
1182 * trans-decl.c (gfc_trans_deferred_vars): Initialize the _vpr component
1183 of polymorphic allocatables according to their declared type.
1185 2011-01-04 Janus Weil <janus@gcc.gnu.org>
1188 * class.c (gfc_find_derived_vtab): Set the module field for the copying
1189 routine to make sure it receives module name mangling.
1191 2011-01-03 Jakub Jelinek <jakub@redhat.com>
1193 * gfortranspec.c (lang_specific_driver): Update copyright notice
1196 2011-01-03 Janus Weil <janus@gcc.gnu.org>
1198 * intrinsic.texi (LEADZ): Fix example.
1200 2011-01-02 Janus Weil <janus@gcc.gnu.org>
1203 * class.c (gfc_find_derived_vtab): Use EXEC_INIT_ASSIGN for __copy_
1207 Copyright (C) 2011 Free Software Foundation, Inc.
1209 Copying and distribution of this file, with or without modification,
1210 are permitted in any medium without royalty provided the copyright
1211 notice and this notice are preserved.