1 2011-02-26 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4 * intrinsic.texi: Fix doc of the VERIFY intrinsic.
6 2011-02-24 Tobias Burnus <burnus@net-b.de>
9 * intrinsic.texi (ALLOCATED, ATAN, BESSEL_JN, BESSEL_YN): Add
10 multitable for linebreak between different syntax variants.
12 2011-02-24 Richard Guenther <rguenther@suse.de>
15 * f95-lang.c (pushdecl): For externs in non-global scope push
16 a copy of the decl into the BLOCK.
18 2011-02-23 Mikael Morin <mikael@gcc.gnu.org>
21 * trans.c (gfc_prepend_expr_to_block): New function.
22 * trans.h (gfc_prepend_expr_to_block): Declare.
23 * trans-array.c (gfc_conv_array_parameter): Replace
24 gfc_add_expr_to_block with gfc_prepend_expr_to_block.
26 2011-02-22 Paul Thomas <pault@gcc.gnu.org>
29 * trans-decl.c (gfc_get_extern_function_decl): Don't use the
30 gsymbol backend_decl if the procedure has a formal argument
33 2011-02-22 Tobias Burnus <burnus@net-b.de>
36 * trans-stmt.c (gfc_trans_if_1): Use correct line for
37 expressions in the if condition.
39 2011-02-20 Tobias Burnus <burnus@net-b.de>
42 * trans-decl.c (gfc_trans_deferred_vars): Use gfc_set_backend_locus and
43 gfc_restore_backend_locus to have better debug locations.
44 * trans-array.c (gfc_trans_deferred_array): Ditto.
46 2011-02-20 Paul Thomas <pault@gcc.gnu.org>
50 * trans-types.c (gfc_get_derived_type): Remove code that looks
51 for decls in gsym and add call to gfc_get_module_backend_decl.
52 * trans.h : Add prototype for gfc_get_module_backend_decl.
53 * trans-decl.c (gfc_get_module_backend_decl): New function.
54 (gfc_get_symbol_decl): Call it.
56 2011-02-19 Paul Thomas <pault@gcc.gnu.org>
59 * trans-array.c (get_array_ctor_all_strlen): Move up in file.
60 (get_array_ctor_var_strlen): Add block dummy and add call to
61 get_array_ctor_all_strlen instead of giving up on substrings.
62 Call gcc_unreachable for default case.
63 (get_array_ctor_strlen): Add extra argument to in call to
64 get_array_ctor_var_strlen.
66 2011-02-18 Janus Weil <janus@gcc.gnu.org>
69 * primary.c (gfc_match_structure_constructor): Handle empty parent
72 2011-02-18 Tobias Burnus
75 * trans-expr.c (arrayfunc_assign_needs_temporary): Use
76 esym to check whether the specific procedure returns an
77 allocatable or pointer.
79 2011-02-18 Michael Matz <matz@suse.de>
82 * gfortran.h (struct gfc_component): Add norestrict_decl member.
83 * trans.h (struct lang_type): Add nonrestricted_type member.
84 * trans-expr.c (gfc_conv_component_ref): Search fields with correct
86 * trans-types.c (mirror_fields, gfc_nonrestricted_type): New.
87 (gfc_sym_type): Use it.
89 2011-02-18 Janus Weil <janus@gcc.gnu.org>
92 * resolve.c (resolve_transfer): Reject variables with procedure pointer
95 2011-02-18 Janus Weil <janus@gcc.gnu.org>
98 * gfortran.h (gfc_check_access): Removed prototype.
99 (gfc_check_symbol_access): Added prototype.
100 * module.c (gfc_check_access): Renamed to 'check_access', made static.
101 (gfc_check_symbol_access): New function, basically a shortcut for
103 (write_dt_extensions,write_symbol0,write_generic,write_symtree): Use
104 'gfc_check_symbol_access'.
105 (write_operator,write_module): Renamed 'gfc_check_access'.
106 * resolve.c (resolve_fl_procedure,resolve_fl_derived,
107 resolve_fl_namelist,resolve_symbol,resolve_fntype): Use
108 'gfc_check_symbol_access'.
110 2011-02-16 Janus Weil <janus@gcc.gnu.org>
113 * class.c (gfc_build_class_symbol): Set 'class_ok' attribute.
114 * decl.c (build_sym,attr_decl1): Move setting of 'class_ok' into
115 'gfc_build_class_symbol'.
116 (gfc_match_decl_type_spec): Reject unlimited polymorphism.
117 * interface.c (matching_typebound_op): Check for 'class_ok' attribute.
118 * match.c (select_type_set_tmp): Move setting of 'class_ok' into
119 'gfc_build_class_symbol'.
120 * primary.c (gfc_variable_attr): Check for 'class_ok' attribute.
122 2011-02-15 Steven G. Kargl <kargl@gcc.gnu.org>
125 . simplify.c (gfc_simplify_compiler_version): Fix off-by-one issue.
127 2011-02-14 Janus Weil <janus@gcc.gnu.org>
130 * parse.c (gfc_build_block_ns): Commit 'block@' symbol.
132 2011-02-14 Janus Weil <janus@gcc.gnu.org>
135 * class.c (gfc_build_class_symbol): Give a fatal error on polymorphic
137 * primary.c (gfc_match_varspec): Avoid ICE for invalid class
140 2011-02-14 Janus Weil <janus@gcc.gnu.org>
143 * interface.c (get_expr_storage_size): Handle derived-type components.
145 2011-02-13 Tobias Burnus <burnus@net-b.de>
148 * interface.c (compare_parameter): Avoid ICE with
149 character components.
151 2011-02-12 Janus Weil <janus@gcc.gnu.org>
153 * class.c (gfc_build_class_symbol): Reject polymorphic arrays.
154 * decl.c (build_sym,build_struct,attr_decl1): Use return value of
155 'gfc_build_class_symbol'.
157 2011-02-12 Michael Matz <matz@suse.de>
158 Janus Weil <janus@gcc.gnu.org>
159 Tobias Burnus <burnus@net-b.de>
162 * trans-expr.c (conv_parent_component_references): Avoid unintendent
163 skipping of parent compounds.
165 2011-02-11 Tobias Burnus <burnus@net-b.de>
168 * resolve.c (resolve_formal_arglist): PURE with VALUE
169 and no INTENT: Add -std= diagnostics.
171 2011-02-09 Janus Weil <janus@gcc.gnu.org>
174 * resolve.c (resolve_procedure_interface): If interface has a result
175 variable, copy the typespec and set result pointer to self.
177 2011-02-09 Janus Weil <janus@gcc.gnu.org>
180 * resolve.c (resolve_typebound_subroutine): Remove erroneous line.
182 2011-02-09 Janus Weil <janus@gcc.gnu.org>
185 * trans-decl.c (init_intent_out_dt): Handle CLASS arguments.
187 2011-02-08 Jerry DeLisle <jvdelisle@gcc.gnu.org>
189 * io.c (match_io_element): Do not set dt if not inquire.
191 2011-02-08 Janus Weil <janus@gcc.gnu.org>
194 * expr.c (gfc_check_assign_symbol): Reject pointers as pointer
195 initialization target.
197 2011-02-07 Janne Blomqvist <jb@gcc.gnu.org>
198 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
200 * gfortran.texi (Thread-safety): texinfo styling fixes.
201 * intrinsic.texi: Likewise.
203 2011-02-06 Janne Blomqvist <jb@gcc.gnu.org>
205 * gfortran.texi (Compiler Characteristics): Add reference to
206 thread-safety section.
208 2011-02-06 Janne Blomqvist <jb@gcc.gnu.org>
210 * gfortran.texi (Thread-safety): New section.
211 * intrinsic.texi (EXECUTE_COMMAND_LINE): Mention thread-safety.
213 (GET_ENVIRONMENT_VARIABLE): Likewise.
216 2011-02-06 Paul Thomas <pault@gcc.gnu.org>
219 * trans-stmt.c (gfc_trans_allocate): For deferred character
220 length allocations with SOURCE, store to the values and string
221 length to avoid calculating twice. Replace gfc_start_block
222 with gfc_init_block to avoid unnecessary contexts and to keep
223 declarations of temporaries where they should be. Tidy up the
226 2011-02-05 Janne Blomqvist <jb@gcc.gnu.org>
229 * intrinsic.texi (SYSTEM_CLOCK): Update documentation.
231 2011-02-02 Janus Weil <janus@gcc.gnu.org>
232 Paul Thomas <pault@gcc.gnu.org>
235 * trans-expr.c (gfc_trans_class_init_assign): Add call to
236 gfc_get_derived_type.
237 * module.c (read_cleanup): Do not use unique_symtrees for vtabs
240 2011-02-02 Janus Weil <janus@gcc.gnu.org>
243 * resolve.c (resolve_fl_variable): Handle polymorphic allocatables.
245 2011-02-01 Janus Weil <janus@gcc.gnu.org>
248 * trans-expr.c (gfc_conv_structure): Handle constructors for procedure
249 pointer components with allocatable result.
251 2011-01-31 Janus Weil <janus@gcc.gnu.org>
254 * trans-expr.c (gfc_conv_procedure_call): Handle procedure pointers
255 with pointer or allocatable result.
257 2011-01-31 Paul Thomas <pault@gcc.gnu.org>
260 * trans-stmt.c (gfc_trans_allocate): Improve handling of
261 deferred character lengths with SOURCE.
262 * iresolve.c (gfc_resolve_repeat): Calculate character
263 length from source length and ncopies.
264 * dump-parse-tree.c (show_code_node): Show MOLD and SOURCE
265 expressions for ALLOCATE.
267 2011-01-31 Janus Weil <janus@gcc.gnu.org>
270 * resolve.c (resolve_typebound_subroutine): Bug fix for the case of
271 an argument of a typebound assignment being a component.
273 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
275 * gfortranspec.c (add_arg_libgfortran) [HAVE_LD_STATIC_DYNAMIC] Use
276 LD_STATIC_OPTION, LD_DYNAMIC_OPTION.
278 2011-01-31 Tobias Burnus <burnus@net-b.de>
281 * resolve.c (resolve_fl_procedure): Reject stmt functions
282 with pointer/allocatable attribute.
284 2011-01-31 Tobias Burnus <burnus@net-b.de>
287 * interface.c (gfc_procedure_use): Add explicit interface check for
288 pointer/allocatable functions.
290 2011-01-30 Paul Thomas <pault@gcc.gnu.org>
293 * trans-expr.c (gfc_trans_assignment_1): If the rhs is an op
294 expr and is assigned to a deferred character length scalar,
295 make sure that the function is called before reallocation,
296 so that the length is available. Include procedure pointer
297 and procedure pointer component rhs as well.
302 * gfortran.dg/allocatable_function_5.f90: New test not added by
303 mistake on 2011-01-28.
305 2011-01-29 Tobias Burnus <burnus@net-b.de>
308 * check.c (gfc_check_shape): Support kind argument in SHAPE.
309 * intrinsic.c (add_functions): Ditto.
310 * resolve.c (gfc_resolve_shape): Ditto.
311 * simplify.c (gfc_simplify_shape): Ditto.
312 * intrinsic.h (gfc_check_shape, gfc_resolve_shape,
313 gfc_simplify_shape): Update prototypes.
314 * intrinisc.text (SHAPE): Document kind argument.
316 2011-01-28 Tobias Burnus <burnus@net-b.de>
319 * resolve.c (resolve_formal_arglist): Allow arguments with VALUE
320 attribute also without INTENT.
322 2011-01-28 Tobias Burnus <burnus@net-b.de>
324 * gfortran.texi (Fortran 2003 status): Mention support for
325 nonconstant namelist variables.
327 2011-01-28 Paul Thomas <pault@gcc.gnu.org>
328 Tobias Burnus <burnus@gcc.gnu.org>
333 * interface.c (compare_actual_formal): An allocatable or pointer
334 deferred length actual is only allowed if the formal argument
335 is also deferred length. Clean up whitespace.
336 * trans-expr.c (gfc_conv_procedure_call): Pass string length for
337 deferred character length formal arguments by reference. Do the
338 same for function results.
339 (gfc_trans_pointer_assignment): Do not do runtime check of lhs
340 and rhs character lengths, if deferred length lhs. In this case
341 set the lhs character length to that of the rhs.
342 (gfc_conv_string_parameter): Remove assert that string length is
344 (is_scalar_reallocatable_lhs): New function.
345 (alloc_scalar_allocatable_for_assignment): New function.
346 (gfc_trans_assignment_1): Call above new function. If the rhs is
347 a deferred character length itself, makes ure that the function
348 is called before reallocation, so that the length is available.
349 (gfc_trans_asssignment): Remove error about assignment to
350 deferred length character variables.
351 * gfortran.texi : Update entry about (re)allocation on
353 * trans-stmt.c (gfc_trans_allocate): Add code to handle deferred
354 length character variables.
355 * module.c (mio_typespec): Transfer deferred characteristic.
356 * trans-types.c (gfc_get_function_type): New code to generate
357 hidden typelist, so that those character lengths that are
358 passed by reference get the right type.
359 * resolve.c (resolve_contained_fntype): Supress error for
360 deferred character length functions.
361 (resolve_function, resolve_fl_procedure) The same.
362 (check_symbols): Remove the error that support for
363 entity with deferred type parameter is not yet implemented.
364 (resolve_fl_derived): The same.
365 match.c (alloc_opt_list): Allow MOLD for deferred length object.
366 * trans-decl.c (gfc_get_symbol_decl): For deferred character
367 length dummies, generate a local variable for string length.
368 (create_function_arglist): Hidden length can be a pointer.
369 (gfc_trans_deferred_vars): For deferred character length
370 results and dummies, assign the string length to the local
371 variable from the hidden argument on entry and the other way
372 round on exit, as appropriate.
374 2011-01-27 Tobias Burnus <burnus@net-b.de>
377 * trans-decl.c (gfc_generate_function_code): Fix init
378 of allocatable result variable with allocatable components.
380 2011-01-27 Tobias Burnus <burnus@net-b.de>
383 * options.c (gfc_handle_module_path_options): Save
384 module path without trailing slash as include path.
386 2011-01-25 Tobias Burnus <burnus@net-b.de>
389 * interface.c (gfc_check_operator_interface): Fix
390 defined-assignment check.
392 2011-01-23 Tobias Burnus <burnus@net-b.de>
395 * trans-decl.c (gfc_trans_deferred_vars): Do not nullify
396 scalar allocatable dummy arguments.
398 2011-01-22 Thomas Koenig <tkoenig@gcc.gnu.org>
401 * resolve.c (gfc_iso_c_func_interface): For C_LOC,
402 check for array sections followed by component references
403 which are illegal. Also check for coindexed arguments.
405 2011-01-22 Tobias Burnus <burnus@net-b.de>
408 * primary.c (gfc_match_varspec): Relax gcc_assert to allow for
411 2011-01-21 Tobias Burnus <burnus@net-b.de>
414 * error.c (gfc_error_now, gfc_fatal_error, gfc_error_check):
415 Use defined instead of magic number exit status codes.
416 * scanner.c (include_line, gfc_new_file): Ditto.
418 2011-01-21 Tobias Burnus <burnus@net-b.de>
421 * expr.c (gfc_check_pointer_assign): Reject expr data-targets
422 without pointer attribute.
424 2011-01-18 Janus Weil <janus@gcc.gnu.org>
427 * resolve.c (expression_rank): Fix rank of procedure poiner components.
428 * trans-expr.c (gfc_conv_procedure_call): Take care of procedure
429 pointer components as actual arguments.
431 2011-01-17 Jakub Jelinek <jakub@redhat.com>
434 * gfortran.h (struct gfc_omp_saved_state): New type.
435 (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New prototypes.
436 * resolve.c (resolve_global_procedure): Call it around gfc_resolve
438 * openmp.c (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New
441 2011-01-17 Tobias Burnus <burnus@net-b.de>
444 * invoke.texi (Options to request or suppress errors
445 and warnings): Fix cross link.
447 2011-01-15 Tobias Burnus <burnus@net-b.de>
449 * gfortran.texi: Update Fortran 2003 Status section.
452 * invoke.texi: Add missing "-E" to the -dM example.
454 2011-01-13 Tobias Burnus <burnus@net-b.de>
457 * intrinsic.texi (get_command_argument, get_environment_variable):
458 Mark arguments as optional in the Arguments section.
460 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
461 Tobias Burnus <burnus@net-b.de>
464 * trans-decl.c (gfc_get_extern_function_decl,
465 build_function_decl): Set TREE_PUBLIC/TREE_EXTERNAL before
466 calling decl_attributes.
468 2011-01-13 Tobias Burnus <burnus@net-b.de>
469 Mikael Morin <mikael@gcc.gnu.org>
473 * gfortran.h (gfc_code): Move union ext's case_list into
475 * dump-parse-tree.c (show_code_node): Adapt by prefixing case_list
477 * frontend-passes.c (gfc_code_walker): Ditto.
478 * match.c (gfc_match_goto, gfc_match_call, gfc_match_case,
479 gfc_match_type_is, gfc_match_class_is): Ditto.
480 * resolve.c (resolve_select, resolve_select_type): Ditto.
481 * st.c (gfc_free_statement): Ditto.
482 * trans-stmt.c (gfc_trans_integer_select, gfc_trans_logical_select,
483 gfc_trans_character_select): Ditto.
484 * parse.c (resolve_all_program_units): For error recovery, avoid
485 segfault is proc_name is NULL.
487 2011-01-11 Paul Thomas <pault@gcc.gnu.org>
490 * trans-array.c (gfc_alloc_allocatable_for_assignment): Change
491 to be standard compliant by testing for shape rather than size
492 before skipping reallocation. Improve comments.
494 2011-01-09 Janus Weil <janus@gcc.gnu.org>
497 * resolve.c (resolve_actual_arglist): Remove unneeded and buggy piece
500 2011-01-09 Thomas Koenig <tkoenig@gcc.gnu.org>
503 * resolve.c (is_scalar_expr_ptr): For a substring reference,
504 use gfc_dep_compare_expr to compare start and end expession.
505 Add FIXME for using gfc_deb_compare_expr elsewhere.
507 2011-01-09 Janus Weil <janus@gcc.gnu.org>
510 * class.c (get_unique_type_string): Make type name start with upper
513 2011-01-08 Thomas Koenig <tkoenig@gcc.gnu.org>
516 * invoke.texi: Mention -ffree-line-length-none and
517 -ffixed-line-length-none for preprocessing.
519 2011-01-08 Paul Thomas <pault@gcc.gnu.org>
522 * trans-expr.c (gfc_conv_procedure_call): With a non-copying
523 procedure argument (eg TRANSPOSE) use a temporary if there is
524 any chance of aliasing due to host or use association.
525 (arrayfunc_assign_needs_temporary): Correct logic for function
526 results and do not use a temporary for implicitly PURE
527 variables. Use a temporary for Cray pointees.
528 * symbol.c (gfc_add_save): Explicit SAVE not compatible with
529 implicit pureness of containing procedure.
530 * decl.c (match_old_style_init, gfc_match_data): Where decl
531 would fail in PURE procedure, set implicit_pure to zero.
532 * gfortran.h : Add implicit_pure to structure symbol_attr and
533 add prototype for function gfc_implicit_pure.
534 * expr.c (gfc_check_pointer_assign, gfc_check_vardef_context):
535 Where decl would fail in PURE procedure, reset implicit_pure.
536 * io.c (match_vtag, gfc_match_open, gfc_match_close,
537 gfc_match_print, gfc_match_inquire, gfc_match_wait): The same.
538 * match.c (gfc_match_critical, gfc_match_stopcode,
539 sync_statement, gfc_match_allocate, gfc_match_deallocate): The
541 * parse.c (decode_omp_directive): The same.
542 (parse_contained): If not PURE, set implicit pure attribute.
543 * resolve.c (resolve_formal_arglist, resolve_structure_cons,
544 resolve_function, resolve_ordinary_assign) : The same.
545 (gfc_implicit_pure): New function.
546 * module.c (mio_symbol_attribute): Introduce AB_IMPLICIT_PURE
547 to ab_attribute enum and use it in this function.
549 2011-01-08 Thomas Koenig <tkoenig@gcc.gnu.org>
552 * symbol.c (gfc_symbols_could_alias): Strip gfc_ prefix,
553 make static and move in front of its only caller, to ...
554 * trans-array.c (symbols_could_alias): ... here.
555 Pass information about pointer and target status as
556 arguments. Allocatable arrays don't alias anything
557 unless they have the POINTER attribute.
558 (gfc_could_be_alias): Keep track of pointer and target
559 status when following references. Also check if typespecs
560 of components match those of other components or symbols.
562 2011-01-07 Tobias Burnus <burnus@net-b.de>
565 * class.c (gfc_build_class_symbol): Mark __vtab as attr.vtab.
566 * intrinsic.c (add_functions): Use simplify functions for
567 EXTENDS_TYPE_OF and SAME_TYPE_AS.
568 * intrinsic.h (gfc_simplify_extends_type_of,
569 gfc_simplify_same_type_as): New prototypes.
570 * simplify.c (is_last_ref_vtab, gfc_simplify_extends_type_of,
571 gfc_simplify_same_type_as): New functions.
573 2011-01-07 Janus Weil <janus@gcc.gnu.org>
577 * gfortran.h (gfc_lval_expr_from_sym): Moved prototype.
578 * class.c (gfc_class_null_initializer): Initialize _vptr to declared
580 * expr.c (gfc_lval_expr_from_sym): Moved here from symbol.c.
581 * resolve.c (resolve_deallocate_expr): _data component will be added
582 at translation stage.
583 * symbol.c (gfc_lval_expr_from_sym): Moved to expr.c.
584 * trans-stmt.c (gfc_trans_deallocate): Reset _vptr to declared type.
586 2011-01-06 Daniel Franke <franke.daniel@gmail.com>
590 * parse.c (parse_interface): Remove check for procedure types.
591 * interface.c (check_interface0): Verify that procedures are
592 either all SUBROUTINEs or all FUNCTIONs.
594 2011-01-05 Janus Weil <janus@gcc.gnu.org>
597 * trans-expr.c (gfc_trans_class_assign): Bugfix for r168524 (make sure
598 'vtab' is initialized).
600 2011-01-05 Janus Weil <janus@gcc.gnu.org>
603 * trans-expr.c (gfc_trans_class_assign): For a polymorphic NULL pointer
604 assignment, set the _vptr component to the declared type.
606 2011-01-05 Thomas Koenig <tkoenig@gcc.gnu.org>
609 * resolve.c (resolve_allocate_deallocate): Follow references to
610 check for duplicate occurence of allocation/deallocation objects.
612 2011-01-05 Janus Weil <janus@gcc.gnu.org>
615 * trans-decl.c (gfc_trans_deferred_vars): Initialize the _vpr component
616 of polymorphic allocatables according to their declared type.
618 2011-01-04 Janus Weil <janus@gcc.gnu.org>
621 * class.c (gfc_find_derived_vtab): Set the module field for the copying
622 routine to make sure it receives module name mangling.
624 2011-01-03 Jakub Jelinek <jakub@redhat.com>
626 * gfortranspec.c (lang_specific_driver): Update copyright notice
629 2011-01-03 Janus Weil <janus@gcc.gnu.org>
631 * intrinsic.texi (LEADZ): Fix example.
633 2011-01-02 Janus Weil <janus@gcc.gnu.org>
636 * class.c (gfc_find_derived_vtab): Use EXEC_INIT_ASSIGN for __copy_
640 Copyright (C) 2011 Free Software Foundation, Inc.
642 Copying and distribution of this file, with or without modification,
643 are permitted in any medium without royalty provided the copyright
644 notice and this notice are preserved.