1 2011-02-06 Janne Blomqvist <jb@gcc.gnu.org>
3 * gfortran.texi (Compiler Characteristics): Add reference to
6 2011-02-06 Janne Blomqvist <jb@gcc.gnu.org>
8 * gfortran.texi (Thread-safety): New section.
9 * intrinsic.texi (EXECUTE_COMMAND_LINE): Mention thread-safety.
11 (GET_ENVIRONMENT_VARIABLE): Likewise.
14 2011-02-06 Paul Thomas <pault@gcc.gnu.org>
17 * trans-stmt.c (gfc_trans_allocate): For deferred character
18 length allocations with SOURCE, store to the values and string
19 length to avoid calculating twice. Replace gfc_start_block
20 with gfc_init_block to avoid unnecessary contexts and to keep
21 declarations of temporaries where they should be. Tidy up the
24 2011-02-05 Janne Blomqvist <jb@gcc.gnu.org>
27 * intrinsic.texi (SYSTEM_CLOCK): Update documentation.
29 2011-02-02 Janus Weil <janus@gcc.gnu.org>
30 Paul Thomas <pault@gcc.gnu.org>
33 * trans-expr.c (gfc_trans_class_init_assign): Add call to
35 * module.c (read_cleanup): Do not use unique_symtrees for vtabs
38 2011-02-02 Janus Weil <janus@gcc.gnu.org>
41 * resolve.c (resolve_fl_variable): Handle polymorphic allocatables.
43 2011-02-01 Janus Weil <janus@gcc.gnu.org>
46 * trans-expr.c (gfc_conv_structure): Handle constructors for procedure
47 pointer components with allocatable result.
49 2011-01-31 Janus Weil <janus@gcc.gnu.org>
52 * trans-expr.c (gfc_conv_procedure_call): Handle procedure pointers
53 with pointer or allocatable result.
55 2011-01-31 Paul Thomas <pault@gcc.gnu.org>
58 * trans-stmt.c (gfc_trans_allocate): Improve handling of
59 deferred character lengths with SOURCE.
60 * iresolve.c (gfc_resolve_repeat): Calculate character
61 length from source length and ncopies.
62 * dump-parse-tree.c (show_code_node): Show MOLD and SOURCE
63 expressions for ALLOCATE.
65 2011-01-31 Janus Weil <janus@gcc.gnu.org>
68 * resolve.c (resolve_typebound_subroutine): Bug fix for the case of
69 an argument of a typebound assignment being a component.
71 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
73 * gfortranspec.c (add_arg_libgfortran) [HAVE_LD_STATIC_DYNAMIC] Use
74 LD_STATIC_OPTION, LD_DYNAMIC_OPTION.
76 2011-01-31 Tobias Burnus <burnus@net-b.de>
79 * resolve.c (resolve_fl_procedure): Reject stmt functions
80 with pointer/allocatable attribute.
82 2011-01-31 Tobias Burnus <burnus@net-b.de>
85 * interface.c (gfc_procedure_use): Add explicit interface check for
86 pointer/allocatable functions.
88 2011-01-30 Paul Thomas <pault@gcc.gnu.org>
91 * trans-expr.c (gfc_trans_assignment_1): If the rhs is an op
92 expr and is assigned to a deferred character length scalar,
93 make sure that the function is called before reallocation,
94 so that the length is available. Include procedure pointer
95 and procedure pointer component rhs as well.
100 * gfortran.dg/allocatable_function_5.f90: New test not added by
101 mistake on 2011-01-28.
103 2011-01-29 Tobias Burnus <burnus@net-b.de>
106 * check.c (gfc_check_shape): Support kind argument in SHAPE.
107 * intrinsic.c (add_functions): Ditto.
108 * resolve.c (gfc_resolve_shape): Ditto.
109 * simplify.c (gfc_simplify_shape): Ditto.
110 * intrinsic.h (gfc_check_shape, gfc_resolve_shape,
111 gfc_simplify_shape): Update prototypes.
112 * intrinisc.text (SHAPE): Document kind argument.
114 2011-01-28 Tobias Burnus <burnus@net-b.de>
117 * resolve.c (resolve_formal_arglist): Allow arguments with VALUE
118 attribute also without INTENT.
120 2011-01-28 Tobias Burnus <burnus@net-b.de>
122 * gfortran.texi (Fortran 2003 status): Mention support for
123 nonconstant namelist variables.
125 2011-01-28 Paul Thomas <pault@gcc.gnu.org>
126 Tobias Burnus <burnus@gcc.gnu.org>
131 * interface.c (compare_actual_formal): An allocatable or pointer
132 deferred length actual is only allowed if the formal argument
133 is also deferred length. Clean up whitespace.
134 * trans-expr.c (gfc_conv_procedure_call): Pass string length for
135 deferred character length formal arguments by reference. Do the
136 same for function results.
137 (gfc_trans_pointer_assignment): Do not do runtime check of lhs
138 and rhs character lengths, if deferred length lhs. In this case
139 set the lhs character length to that of the rhs.
140 (gfc_conv_string_parameter): Remove assert that string length is
142 (is_scalar_reallocatable_lhs): New function.
143 (alloc_scalar_allocatable_for_assignment): New function.
144 (gfc_trans_assignment_1): Call above new function. If the rhs is
145 a deferred character length itself, makes ure that the function
146 is called before reallocation, so that the length is available.
147 (gfc_trans_asssignment): Remove error about assignment to
148 deferred length character variables.
149 * gfortran.texi : Update entry about (re)allocation on
151 * trans-stmt.c (gfc_trans_allocate): Add code to handle deferred
152 length character variables.
153 * module.c (mio_typespec): Transfer deferred characteristic.
154 * trans-types.c (gfc_get_function_type): New code to generate
155 hidden typelist, so that those character lengths that are
156 passed by reference get the right type.
157 * resolve.c (resolve_contained_fntype): Supress error for
158 deferred character length functions.
159 (resolve_function, resolve_fl_procedure) The same.
160 (check_symbols): Remove the error that support for
161 entity with deferred type parameter is not yet implemented.
162 (resolve_fl_derived): The same.
163 match.c (alloc_opt_list): Allow MOLD for deferred length object.
164 * trans-decl.c (gfc_get_symbol_decl): For deferred character
165 length dummies, generate a local variable for string length.
166 (create_function_arglist): Hidden length can be a pointer.
167 (gfc_trans_deferred_vars): For deferred character length
168 results and dummies, assign the string length to the local
169 variable from the hidden argument on entry and the other way
170 round on exit, as appropriate.
172 2011-01-27 Tobias Burnus <burnus@net-b.de>
175 * trans-decl.c (gfc_generate_function_code): Fix init
176 of allocatable result variable with allocatable components.
178 2011-01-27 Tobias Burnus <burnus@net-b.de>
181 * options.c (gfc_handle_module_path_options): Save
182 module path without trailing slash as include path.
184 2011-01-25 Tobias Burnus <burnus@net-b.de>
187 * interface.c (gfc_check_operator_interface): Fix
188 defined-assignment check.
190 2011-01-23 Tobias Burnus <burnus@net-b.de>
193 * trans-decl.c (gfc_trans_deferred_vars): Do not nullify
194 scalar allocatable dummy arguments.
196 2011-01-22 Thomas Koenig <tkoenig@gcc.gnu.org>
199 * resolve.c (gfc_iso_c_func_interface): For C_LOC,
200 check for array sections followed by component references
201 which are illegal. Also check for coindexed arguments.
203 2011-01-22 Tobias Burnus <burnus@net-b.de>
206 * primary.c (gfc_match_varspec): Relax gcc_assert to allow for
209 2011-01-21 Tobias Burnus <burnus@net-b.de>
212 * error.c (gfc_error_now, gfc_fatal_error, gfc_error_check):
213 Use defined instead of magic number exit status codes.
214 * scanner.c (include_line, gfc_new_file): Ditto.
216 2011-01-21 Tobias Burnus <burnus@net-b.de>
219 * expr.c (gfc_check_pointer_assign): Reject expr data-targets
220 without pointer attribute.
222 2011-01-18 Janus Weil <janus@gcc.gnu.org>
225 * resolve.c (expression_rank): Fix rank of procedure poiner components.
226 * trans-expr.c (gfc_conv_procedure_call): Take care of procedure
227 pointer components as actual arguments.
229 2011-01-17 Jakub Jelinek <jakub@redhat.com>
232 * gfortran.h (struct gfc_omp_saved_state): New type.
233 (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New prototypes.
234 * resolve.c (resolve_global_procedure): Call it around gfc_resolve
236 * openmp.c (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New
239 2011-01-17 Tobias Burnus <burnus@net-b.de>
242 * invoke.texi (Options to request or suppress errors
243 and warnings): Fix cross link.
245 2011-01-15 Tobias Burnus <burnus@net-b.de>
247 * gfortran.texi: Update Fortran 2003 Status section.
250 * invoke.texi: Add missing "-E" to the -dM example.
252 2011-01-13 Tobias Burnus <burnus@net-b.de>
255 * intrinsic.texi (get_command_argument, get_environment_variable):
256 Mark arguments as optional in the Arguments section.
258 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
259 Tobias Burnus <burnus@net-b.de>
262 * trans-decl.c (gfc_get_extern_function_decl,
263 build_function_decl): Set TREE_PUBLIC/TREE_EXTERNAL before
264 calling decl_attributes.
266 2011-01-13 Tobias Burnus <burnus@net-b.de>
267 Mikael Morin <mikael@gcc.gnu.org>
271 * gfortran.h (gfc_code): Move union ext's case_list into
273 * dump-parse-tree.c (show_code_node): Adapt by prefixing case_list
275 * frontend-passes.c (gfc_code_walker): Ditto.
276 * match.c (gfc_match_goto, gfc_match_call, gfc_match_case,
277 gfc_match_type_is, gfc_match_class_is): Ditto.
278 * resolve.c (resolve_select, resolve_select_type): Ditto.
279 * st.c (gfc_free_statement): Ditto.
280 * trans-stmt.c (gfc_trans_integer_select, gfc_trans_logical_select,
281 gfc_trans_character_select): Ditto.
282 * parse.c (resolve_all_program_units): For error recovery, avoid
283 segfault is proc_name is NULL.
285 2011-01-11 Paul Thomas <pault@gcc.gnu.org>
288 * trans-array.c (gfc_alloc_allocatable_for_assignment): Change
289 to be standard compliant by testing for shape rather than size
290 before skipping reallocation. Improve comments.
292 2011-01-09 Janus Weil <janus@gcc.gnu.org>
295 * resolve.c (resolve_actual_arglist): Remove unneeded and buggy piece
298 2011-01-09 Thomas Koenig <tkoenig@gcc.gnu.org>
301 * resolve.c (is_scalar_expr_ptr): For a substring reference,
302 use gfc_dep_compare_expr to compare start and end expession.
303 Add FIXME for using gfc_deb_compare_expr elsewhere.
305 2011-01-09 Janus Weil <janus@gcc.gnu.org>
308 * class.c (get_unique_type_string): Make type name start with upper
311 2011-01-08 Thomas Koenig <tkoenig@gcc.gnu.org>
314 * invoke.texi: Mention -ffree-line-length-none and
315 -ffixed-line-length-none for preprocessing.
317 2011-01-08 Paul Thomas <pault@gcc.gnu.org>
320 * trans-expr.c (gfc_conv_procedure_call): With a non-copying
321 procedure argument (eg TRANSPOSE) use a temporary if there is
322 any chance of aliasing due to host or use association.
323 (arrayfunc_assign_needs_temporary): Correct logic for function
324 results and do not use a temporary for implicitly PURE
325 variables. Use a temporary for Cray pointees.
326 * symbol.c (gfc_add_save): Explicit SAVE not compatible with
327 implicit pureness of containing procedure.
328 * decl.c (match_old_style_init, gfc_match_data): Where decl
329 would fail in PURE procedure, set implicit_pure to zero.
330 * gfortran.h : Add implicit_pure to structure symbol_attr and
331 add prototype for function gfc_implicit_pure.
332 * expr.c (gfc_check_pointer_assign, gfc_check_vardef_context):
333 Where decl would fail in PURE procedure, reset implicit_pure.
334 * io.c (match_vtag, gfc_match_open, gfc_match_close,
335 gfc_match_print, gfc_match_inquire, gfc_match_wait): The same.
336 * match.c (gfc_match_critical, gfc_match_stopcode,
337 sync_statement, gfc_match_allocate, gfc_match_deallocate): The
339 * parse.c (decode_omp_directive): The same.
340 (parse_contained): If not PURE, set implicit pure attribute.
341 * resolve.c (resolve_formal_arglist, resolve_structure_cons,
342 resolve_function, resolve_ordinary_assign) : The same.
343 (gfc_implicit_pure): New function.
344 * module.c (mio_symbol_attribute): Introduce AB_IMPLICIT_PURE
345 to ab_attribute enum and use it in this function.
347 2011-01-08 Thomas Koenig <tkoenig@gcc.gnu.org>
350 * symbol.c (gfc_symbols_could_alias): Strip gfc_ prefix,
351 make static and move in front of its only caller, to ...
352 * trans-array.c (symbols_could_alias): ... here.
353 Pass information about pointer and target status as
354 arguments. Allocatable arrays don't alias anything
355 unless they have the POINTER attribute.
356 (gfc_could_be_alias): Keep track of pointer and target
357 status when following references. Also check if typespecs
358 of components match those of other components or symbols.
360 2011-01-07 Tobias Burnus <burnus@net-b.de>
363 * class.c (gfc_build_class_symbol): Mark __vtab as attr.vtab.
364 * intrinsic.c (add_functions): Use simplify functions for
365 EXTENDS_TYPE_OF and SAME_TYPE_AS.
366 * intrinsic.h (gfc_simplify_extends_type_of,
367 gfc_simplify_same_type_as): New prototypes.
368 * simplify.c (is_last_ref_vtab, gfc_simplify_extends_type_of,
369 gfc_simplify_same_type_as): New functions.
371 2011-01-07 Janus Weil <janus@gcc.gnu.org>
375 * gfortran.h (gfc_lval_expr_from_sym): Moved prototype.
376 * class.c (gfc_class_null_initializer): Initialize _vptr to declared
378 * expr.c (gfc_lval_expr_from_sym): Moved here from symbol.c.
379 * resolve.c (resolve_deallocate_expr): _data component will be added
380 at translation stage.
381 * symbol.c (gfc_lval_expr_from_sym): Moved to expr.c.
382 * trans-stmt.c (gfc_trans_deallocate): Reset _vptr to declared type.
384 2011-01-06 Daniel Franke <franke.daniel@gmail.com>
388 * parse.c (parse_interface): Remove check for procedure types.
389 * interface.c (check_interface0): Verify that procedures are
390 either all SUBROUTINEs or all FUNCTIONs.
392 2011-01-05 Janus Weil <janus@gcc.gnu.org>
395 * trans-expr.c (gfc_trans_class_assign): Bugfix for r168524 (make sure
396 'vtab' is initialized).
398 2011-01-05 Janus Weil <janus@gcc.gnu.org>
401 * trans-expr.c (gfc_trans_class_assign): For a polymorphic NULL pointer
402 assignment, set the _vptr component to the declared type.
404 2011-01-05 Thomas Koenig <tkoenig@gcc.gnu.org>
407 * resolve.c (resolve_allocate_deallocate): Follow references to
408 check for duplicate occurence of allocation/deallocation objects.
410 2011-01-05 Janus Weil <janus@gcc.gnu.org>
413 * trans-decl.c (gfc_trans_deferred_vars): Initialize the _vpr component
414 of polymorphic allocatables according to their declared type.
416 2011-01-04 Janus Weil <janus@gcc.gnu.org>
419 * class.c (gfc_find_derived_vtab): Set the module field for the copying
420 routine to make sure it receives module name mangling.
422 2011-01-03 Jakub Jelinek <jakub@redhat.com>
424 * gfortranspec.c (lang_specific_driver): Update copyright notice
427 2011-01-03 Janus Weil <janus@gcc.gnu.org>
429 * intrinsic.texi (LEADZ): Fix example.
431 2011-01-02 Janus Weil <janus@gcc.gnu.org>
434 * class.c (gfc_find_derived_vtab): Use EXEC_INIT_ASSIGN for __copy_
438 Copyright (C) 2011 Free Software Foundation, Inc.
440 Copying and distribution of this file, with or without modification,
441 are permitted in any medium without royalty provided the copyright
442 notice and this notice are preserved.