1 2009-05-08 Janus Weil <janus@gcc.gnu.org>
4 * intrinsic.c (gfc_is_intrinsic): Do not add the EXTERNAL attribute if
5 the symbol is a module procedure.
7 2009-05-08 Tobias Burnus <burnus@net-b.de>
9 * invoke.texi: Add do/recursion to the -fcheck= summary.
11 2009-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14 * gfortran.texi: Document that we don't support variable FORMAT
17 2009-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20 * error.c (error_print): Add missing break statement.
22 2009-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
25 * invoke.texi: Document that -fdollar-ok does not allow $ to be
26 used in IMPLICIT statement.
28 2009-05-06 Janus Weil <janus@gcc.gnu.org>
29 Paul Thomas <pault@gcc.gnu.org>
32 * decl.c (match_procedure_interface): New function to match the
33 interface for a PROCEDURE statement.
34 (match_procedure_decl): Call match_procedure_interface.
35 (match_ppc_decl): New function to match the declaration of a
36 procedure pointer component.
37 (gfc_match_procedure): Call match_ppc_decl.
38 (match_binding_attributes): Add new argument 'ppc' and handle the
39 POINTER attribute for procedure pointer components.
40 (match_procedure_in_type,gfc_match_generic): Added new argument to
41 match_binding_attributes.
42 * dump-parse-tree.c (show_expr,show_components,show_code_node): Handle
43 procedure pointer components.
44 * expr.c (free_expr0,gfc_copy_expr,gfc_simplify_expr): Handle EXPR_PPC.
45 (gfc_check_pointer_assign): Handle procedure pointer components, but no
47 (is_proc_ptr_comp): New function to determine if an expression is a
48 procedure pointer component.
49 * gfortran.h (expr_t): Add EXPR_PPC.
50 (symbol_attribute): Add new member 'proc_pointer_comp'.
51 (gfc_component): Add new member 'formal'.
52 (gfc_exec_op): Add EXEC_CALL_PPC.
53 (gfc_get_default_type): Changed first argument.
54 (is_proc_ptr_comp): Add prototype.
55 (gfc_match_varspec): Add new argument.
56 * interface.c (compare_actual_formal): Handle procedure pointer
58 * match.c (gfc_match_pointer_assignment,match_typebound_call): Handle
59 procedure pointer components.
60 * module.c (mio_expr): Handle EXPR_PPC.
61 * parse.c (parse_derived): Handle procedure pointer components.
62 * primary.c (gfc_match_varspec): Add new argument 'ppc_arg' and handle
63 procedure pointer components.
64 (gfc_variable_attr): Handle procedure pointer components.
65 (gfc_match_rvalue): Added new argument to gfc_match_varspec and changed
66 first argument of gfc_get_default_type.
67 (match_variable): Added new argument to gfc_match_varspec.
68 * resolve.c (resolve_entries,set_type,resolve_fl_parameter): Changed
69 first argument of gfc_get_default_type.
70 (resolve_structure_cons,resolve_actual_arglist): Handle procedure
72 (resolve_ppc_call): New function to resolve a call to a procedure
73 pointer component (subroutine).
74 (resolve_expr_ppc): New function to resolve a call to a procedure
75 pointer component (function).
76 (gfc_resolve_expr): Handle EXPR_PPC.
77 (resolve_code): Handle EXEC_CALL_PPC.
78 (resolve_fl_derived): Copy the interface for a procedure pointer
80 (resolve_symbol): Fix overlong line.
81 * st.c (gfc_free_statement): Handle EXEC_CALL_PPC.
82 * symbol.c (gfc_get_default_type): Changed first argument.
83 (gfc_set_default_type): Changed first argument of gfc_get_default_type.
84 (gfc_add_component): Initialize ts.type to BT_UNKNOWN.
85 * trans.h (gfc_conv_function_call): Renamed.
86 * trans.c (gfc_trans_code): Handle EXEC_CALL_PPC.
87 * trans-expr.c (gfc_conv_component_ref): Ditto.
88 (gfc_conv_function_val): Rename to 'conv_function_val', add new
89 argument 'expr' and handle procedure pointer components.
90 (gfc_conv_operator_assign): Renamed gfc_conv_function_val.
91 (gfc_apply_interface_mapping_to_expr): Handle EXPR_PPC.
92 (gfc_conv_function_call): Rename to 'gfc_conv_procedure_call', add new
93 argument 'expr' and handle procedure pointer components.
94 (gfc_get_proc_ptr_comp): New function to get the backend decl for a
95 procedure pointer component.
96 (gfc_conv_function_expr): Renamed gfc_conv_function_call.
97 (gfc_conv_structure): Handle procedure pointer components.
98 * trans-intrinsic.c (gfc_conv_intrinsic_funcall,
99 conv_generic_with_optional_char_arg): Renamed gfc_conv_function_call.
100 * trans-stmt.h (gfc_get_proc_ptr_comp): Add prototype.
101 * trans-stmt.c (gfc_trans_call): Renamed gfc_conv_function_call.
102 * trans-types.h (gfc_get_ppc_type): Add prototype.
103 * trans-types.c (gfc_get_ppc_type): New function to build a tree node
104 for a procedure pointer component.
105 (gfc_get_derived_type): Handle procedure pointer components.
107 2009-05-06 Tobias Burnus <burnus@net-b.de>
110 * resolve.c (resolve_symbol): Print no warning for implicitly
111 typed intrinsic functions.
113 2009-05-05 Janus Weil <janus@gcc.gnu.org>
116 * expr.c (gfc_check_pointer_assign): Check for statement functions and
117 internal procedures in procedure pointer assignments.
119 2009-04-28 Janus Weil <janus@gcc.gnu.org>
122 * resolve.c (resolve_symbol): Correctly copy the interface of a
123 PROCEDURE statement if the interface involves a RESULT variable.
125 2009-04-28 Janus Weil <janus@gcc.gnu.org>
129 * expr.c (gfc_check_pointer_assign): Correctly detect if the left hand
131 * parse.c (gfc_fixup_sibling_symbols): Don't check for ambiguity.
133 2009-04-28 Paul Thomas <pault@gcc.gnu.org>
136 * trans_expr.c (gfc_conv_procedure_call): Deep copy a derived
137 type parentheses argument if it is a variable with allocatable
140 2009-04-27 Ian Lance Taylor <iant@google.com>
142 * trans-intrinsic.c (DEFINE_MATH_BUILTIN): Add casts to enum
144 * trans-io.c (st_parameter_field): Add casts to enum type.
146 2009-04-26 Steven G. Kargl <kargl@gcc.gnu.org>
149 fortran/data.c (gfc_assign_data_value): If the lvalue is an
150 assumed character length entity in a data statement, then
151 return FAILURE to prevent segmentation fault.
153 2009-04-26 Jakub Jelinek <jakub@redhat.com>
155 * trans-decl.c: Include pointer-set.h.
156 (nonlocal_dummy_decl_pset, tree nonlocal_dummy_decls): New variables.
157 (gfc_nonlocal_dummy_array_decl): New function.
158 (gfc_get_symbol_decl): Call it for non-local dummy args with saved
160 (gfc_get_symbol_decl): Set DECL_BY_REFERENCE when needed.
161 (gfc_generate_function_code): Initialize nonlocal_dummy_decl{s,_pset},
162 chain it to outermost block's vars, destroy it afterwards.
163 * Make-lang.in (trans-decl.o): Depend on pointer-set.h.
165 2009-04-25 Janus Weil <janus@gcc.gnu.org>
168 * decl.c (gfc_match_import): Use 'sym->name' instead of 'name'.
169 They differ if the symbol has been use-renamed.
171 2009-04-24 Ian Lance Taylor <iant@google.com>
173 * gfortran.h (enum gfc_symbol_type): New named enum type, broken
174 out of struct gfc_symbol.
175 (struct gfc_symbol): Use enum gfc_symbol_type.
176 (enum gfc_array_ref_dimen_type): New named enum type, broken out
177 of struct gfc_array_ref).
178 (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type.
179 (mod_pointee_as): Update declaration.
180 * decl.c (add_global_entry): Change type to enum gfc_symbol_type.
181 (gfc_mod_pointee_as): Change return type to "match".
182 * module.c (mio_array_ref): Add cast to enum type.
183 (mio_symbol): Likewise.
184 * resolve.c (resolve_global_procedure): Change type to enum
186 * trans-io.c (gfc_build_st_parameter): Change type to unsigned
189 2009-04-24 Daniel Kraft <d@domob.eu>
191 * gfortran.h (gfc_get_typebound_proc): Removed as macro, now a function.
192 (struct gfc_symtree): Moved `typebound' member inside union.
193 (struct gfc_namespace): Add `tb_sym_root' as new symtree to sort out
194 type-bound procedures there.
195 (gfc_get_tbp_symtree): New procedure.
196 * symbol.c (tentative_tbp_list): New global.
197 (gfc_get_namespace): NULL new `tb_sym_root' member.
198 (gfc_new_symtree): Removed initialization of `typebound' member.
199 (gfc_undo_symbols): Process list of tentative tbp's.
200 (gfc_commit_symbols): Ditto.
201 (free_tb_tree): New method.
202 (gfc_free_namespace): Call it.
203 (gfc_get_typebound_proc): New method.
204 (gfc_get_tbp_symtree): New method.
205 (gfc_find_typebound_proc): Adapt to structural changes of gfc_symtree
206 and gfc_namespace with regards to tbp's.
207 * dump-parse-tree.c (show_typebound): Ditto.
208 * primary.c (gfc_match_varspec): Ditto. Don't reference tbp-symbol
209 as it isn't a symbol any longer.
210 * module.c (mio_typebound_symtree): Adapt to changes.
211 (mio_typebound_proc): Ditto, create symtrees using `gfc_get_tbp_symtree'
212 rather than `gfc_get_sym_tree'.
213 (mio_f2k_derived): Ditto.
214 * decl.c (match_procedure_in_type): Ditto.
215 (gfc_match_generic): Ditto. Don't reference tbp-symbol.
216 * resolve.c (check_typebound_override): Adapt to changes.
217 (resolve_typebound_generic): Ditto.
218 (resolve_typebound_procedures): Ditto.
219 (ensure_not_abstract_walker): Ditto.
220 (ensure_not_abstract): Ditto.
221 (resolve_typebound_procedure): Ditto, ignore erraneous symbols (for
222 instance, through removed tentative ones).
223 * gfc-internals.texi (Type-bound procedures): Document changes.
225 2009-04-24 Janus Weil <janus@gcc.gnu.org>
229 * symbol.c (gfc_copy_formal_args_intr): Set attr.flavor and attr.dummy
230 for the formal arguments.
232 2009-04-21 Taras Glek <tglek@mozilla.com>
234 * f95-lang.c: Update GTY annotations to new syntax.
235 * trans-intrinsic.c: Likewise.
236 * trans-io.c: Likewise.
239 2009-04-22 Janus Weil <janus@gcc.gnu.org>
242 * decl.c (add_hidden_procptr_result): Bugfix for procptr results.
243 (match_procedure_decl): Set if_source.
244 * expr.c (gfc_check_pointer_assign): Bugfix: Return after error.
245 And: Check interface also for IFSRC_UNKNOWN (return type may be known).
246 * gfortran.h (typedef enum ifsrc): Remove IFSRC_USAGE,
247 add documentation. Rename copy_formal_args and copy_formal_args_intr.
248 * interface.c (gfc_compare_interfaces): Check for return types,
249 handle IFSRC_UNKNOWN.
250 (compare_intr_interfaces,compare_actual_formal_intr): Obsolete, removed.
251 (gfc_procedure_use): Modified handling of intrinsics.
252 * intrinsic.c (add_functions): Bugfix for "dim".
253 * resolve.c (resolve_intrinsic): New function to resolve intrinsics,
254 which copies the interface from isym to sym.
255 (resolve_procedure_expression,resolve_function): Use new function
257 (resolve_symbol): Add function attribute for externals with return type
258 and use new function 'resolve_intrinsic'.
259 * symbol.c (ifsrc_types): Remove string for IFSRC_USAGE.
260 (copy_formal_args): Renamed to gfc_copy_formal_args.
261 (copy_formal_args_intr): Renamed to gfc_copy_formal_args_intr.
262 * trans-const.c (gfc_conv_const_charlen): Handle cl==NULL.
264 2009-04-21 Joseph Myers <joseph@codesourcery.com>
266 * ChangeLog, ChangeLog-2002, ChangeLog-2003, ChangeLog-2004,
267 ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008,
268 ChangeLog.ptr, config-lang.in, ioparm.def, mathbuiltins.def: Add
269 copyright and license notices.
270 * ChangeLog, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007,
271 ChangeLog-2008: Correct dates.
273 2009-04-20 Tobias Burnus <burnus@net-b.de>
276 * scanner.c (load_line): Fix bogus "&" compile-time diagnostic.
278 2009-04-20 Paul Thomas <pault@gcc.gnu.org>
281 * resolve.c (is_sym_host_assoc): New function.
282 (resolve_fl_derived): Call it when checking PRIVATE components
283 of PUBLIC derived types. Change gfc_error to a gfc_notify_std
285 (resolve_fl_namelist): Call it twice to check for host
288 2009-04-20 Ian Lance Taylor <iant@google.com>
290 * module.c (import_iso_c_binding_module): Add casts to enum type.
291 * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Change op to enum
293 (gfc_conv_intrinsic_anyall): Likewise.
294 (gfc_conv_intrinsic_arith): Likewise.
295 (gfc_conv_intrinsic_minmaxloc): Likewise.
296 (gfc_conv_intrinsic_minmaxval): Likewise.
297 (gfc_conv_intrinsic_bitop): Likewise.
298 (gfc_conv_intrinsic_singlebitop): Likewise.
299 (gfc_conv_intrinsic_strcmp): Likewise.
301 2009-04-20 Vasilis Liaskovitis <vliaskov@gmail.com>
302 Jakub Jelinek <jakub@redhat.com>
305 * trans.h (OMPWS_WORKSHARE_FLAG, OMPWS_CURR_SINGLEUNIT,
306 OMPWS_SCALARIZER_WS, OMPWS_NOWAIT): Define.
307 (ompws_flags): New extern decl.
308 * trans-array.c (gfc_trans_scalarized_loop_end): Build OMP_FOR
309 for the outer dimension if ompws_flags allow it.
310 * trans.c (gfc_generate_code): Clear ompws_flags.
311 * trans-expr.c (gfc_trans_assignment_1): Allow worksharing
312 array assignments inside of !$omp workshare.
313 * trans-stmt.c (gfc_trans_where_3): Similarly for where statements
315 * trans-openmp.c (ompws_flags): New variable.
316 (gfc_trans_omp_workshare): Rewritten.
318 2009-04-11 Daniel Kraft <d@domob.eu>
321 * gfortran.h (struct gfc_charlen): New field `passed_length' to store
322 the actual passed string length for dummy arguments.
323 * trans-decl.c (gfc_create_string_length): Formatting fixes and added
324 assertion, moved a local variable into the innermost block it is needed.
325 (create_function_arglist): Removed TODO about the check being
326 implemented and initialize cl->passed_length here.
327 (add_argument_checking): New method.
328 (gfc_generate_function_code): Call the argument checking method.
330 2009-04-11 Janus Weil <janus@gcc.gnu.org>
333 * symbol.c (check_conflict): Reject procedure pointers for -std=f95.
335 2009-04-11 Daniel Franke <franke.daniel@gmail.com>
337 * resolve.c (resolve_global_procedure): Enable whole-file checking for
338 procedures that are declared later in the file.
340 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
343 * trans.c (gfc_allocate_with_status): Fix type mismatches
346 2009-04-10 Daniel Franke <franke.daniel@gmail.com>
349 * expr.c (find_array_section): Leave early on zero-sized arrays.
351 2009-04-09 Janus Weil <janus@gcc.gnu.org>
354 * decl.c (add_hidden_procptr_result): New function for handling
355 procedure pointer return values by adding a hidden result variable.
356 (variable_decl,match_procedure_decl,gfc_match_function_decl,
357 gfc_match_subroutine,gfc_match_end,attr_decl1): Handle procedure pointer
359 * parse.c (parse_interface): Add EXTERNAL attribute only after
360 FUNCTION/SUBROUTINE declaration is complete.
361 * primary.c (replace_hidden_procptr_result): New function for replacing
362 function symbol by hidden result variable.
363 (gfc_match_rvalue,match_variable): Replace symbol by hidden result
365 * resolve.c (resolve_contained_fntype,resolve_function,resolve_variable,
366 resolve_symbol): Allow for procedure pointer function results.
367 (resolve_fl_procedure): Conflict detection moved here from
369 * symbol.c (gfc_check_function_type): Allow for procedure pointer
371 (check_conflict): Move some conflict detection to resolution stage.
372 * trans-types.c (gfc_sym_type,gfc_get_function_type): Handle hidden
375 2009-04-08 Jakub Jelinek <jakub@redhat.com>
377 * trans-types.c (gfc_init_types): Ensure gfc_integer_types doesn't
378 contain TYPE_STRING_FLAG types.
380 2009-04-08 Janne Blomqvist <jb@gcc.gnu.org>
383 * invoke.texi (fdollar-ok): Fix typo.
385 2009-04-08 Daniel Franke <franke.daniel@gmail.com>
388 * invoke.texi (fdollar-ok): Clarify limitations.
390 2009-04-08 Paul Thomas <pault@gcc.gnu.org>
393 * trans-array.c (gfc_trans_deferred_array): Return if this
394 is a result variable.
396 2009-04-07 Janus Weil <janus@gcc.gnu.org>
399 * trans-decl.c (gfc_get_symbol_decl): Correctly set decl location for
400 procedure pointer decls.
402 2009-04-07 Janus Weil <janus@gcc.gnu.org>
405 * expr.c (gfc_check_pointer_assign): Enable interface check for
407 * gfortran.h: Add copy_formal_args_intr.
408 * interface.c (gfc_compare_interfaces): Call gfc_compare_intr_interfaces
409 if second argument is an intrinsic.
410 (compare_intr_interfaces): Correctly set attr.function, attr.subroutine
412 (compare_parameter): Call gfc_compare_interfaces also for intrinsics.
413 * resolve.c (resolve_specific_f0,resolve_specific_s0): Don't resolve
414 intrinsic interfaces here. Must happen earlier.
415 (resolve_symbol): Resolution of intrinsic interfaces moved here from
416 resolve_specific_..., and formal args are now copied from intrinsic
418 * symbol.c (copy_formal_args_intr): New function to copy the formal
419 arguments from an intinsic procedure.
421 2009-04-06 Paul Thomas <pault@gcc.gnu.org>
424 * dependency.c (ref_same_as_full_array): New function.
425 (gfc_dep_resolver): Call it.
427 2009-04-06 Janus Weil <janus@gcc.gnu.org>
430 * decl.c (match_procedure_decl): Fix double declaration problems with
431 PROCEDURE statements.
432 * symbol.c (gfc_add_type): Ditto.
434 2009-04-06 Paul Thomas <pault@gcc.gnu.org>
437 * trans-array.c (gfc_conv_array_ref): If the symbol has the
438 temporary attribute use the array_spec for the bounds.
439 * gfortran.h : Add the temporary field to the structure
441 * trans-stmt.c (forall_make_variable_temp): Set the symbol's
444 2009-04-05 Daniel Franke <franke.daniel@gmail.com>
447 * trans-array.c (gfc_trans_array_constructor_value): Shadow
448 implied do-loop variable to avoid spurious middle-end warnings.
450 2009-04-04 Tobias Burnus <burnus@net-b.de>
453 * trans-decl.c (gfc_generate_function_code): Move recursive
454 check to the right position.
456 2009-04-04 Paul Thomas <pault@gcc.gnu.org>
459 * trans-common.c (translate_common): Do not offset the whole
462 2009-04-03 Tobias Burnus <burnus@net-b.de>
465 * resolve.c (resolve_common_vars): Add FL_VARIABLE to symbol
466 if it is not a procedure pointer.
467 * primary.c (match_actual_arg): Ditto.
469 2009-03-31 Joseph Myers <joseph@codesourcery.com>
471 PR preprocessor/15638
472 * cpp.c (cb_cpp_error): Handle CPP_DL_FATAL.
474 2009-03-30 Steven G. Kargl <kargls@comcast.net>
477 * trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG.
478 (gfc_trans_deallocate): Add translation of ERRMSG. Remove stale
479 comments. Minor whitespace cleanup.
480 * resolve.c(is_scalar_expr_ptr): Whitespace cleanup.
481 (resolve_deallocate_expr (gfc_expr *e): Update error message.
482 (resolve_allocate_expr): Remove dead code. Update error message.
483 Move error checking to ...
484 (resolve_allocate_deallocate): ... here. Add additional error
485 checking for STAT, ERRMSG, and allocate-objects.
486 * match.c(gfc_match_allocate,gfc_match_deallocate): Parse ERRMSG.
487 Check for redundant uses of STAT and ERRMSG. Reword error message
488 and add checking for pointer, allocatable, and proc_pointer attributes.
490 2009-03-30 Paul Thomas <pault@gcc.gnu.org>
495 * symbol.c : Add gfc_global_ns_list.
496 * decl.c (add_global_entry): Set the namespace ('ns') field.
497 * gfortran.h : Add the resolved field to gfc_namespace. Add the
498 namespace ('ns') field to gfc_gsymbol. Add flag_whole_file to
499 gfc_option_t. Add the prototype for gfc_free_dt_list.
500 * lang.opt : Add the whole-file option.
501 * invoke.texi : Document the whole-file option.
502 * resolve.c (resolve_global_procedure): If the fwhole-file
503 option is set, reorder gsymbols to ensure that translation is
504 in the right order. Resolve the gsymbol's namespace if that
505 has not occurred and then check interfaces.
506 (resolve_function): Move call to resolve_global_procedure.
507 (resolve_call): The same.
508 (resolve_codes): Store the current labels_obstack.
509 (gfc_resolve) : Return if the namespace is already resolved.
510 trans-decl.c (gfc_get_extern_function_decl): If the whole_file
511 option is selected, use the backend_decl of a gsymbol, if it is
513 parse.c (add_global_procedure, add_global_program): If the flag
514 whole-file is set, add the namespace to the gsymbol.
515 (gfc_parse_file): On -fwhole-file, put procedure namespaces on
516 the global namespace list. Rearrange to do resolution of all
517 the procedures in a file, followed by their translation.
518 * options.c (gfc_init_options): Add -fwhole-file.
519 (gfc_handle_option): The same.
521 2009-03-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
523 * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL
524 family of intrinsics instead of BUILT_IN_INF family.
525 * trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use
526 BUILT_IN_HUGE_VAL instead of BUILT_IN_INF.
528 2009-03-30 Jakub Jelinek <jakub@redhat.com>
530 * trans-types.c (gfc_sym_type, gfc_return_by_reference): For
531 sym->attr.result check sym->ns->proc_name->attr.is_bind_c.
533 2009-03-30 Joseph Myers <joseph@codesourcery.com>
535 PR rtl-optimization/323
536 * options.c (gfc_post_options): Set
537 flag_excess_precision_cmdline. Give an error for
538 -fexcess-precision=standard for processors where the option is
541 2009-03-29 Joseph Myers <joseph@codesourcery.com>
543 PR preprocessor/34695
544 * cpp.c (cb_cpp_error): New.
545 (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings.
546 Don't check cpp_errors (cpp_in).
547 (gfc_cpp_init_0): Set cb->error.
549 2009-03-29 Steven G. Kargl <kargl@gcc.gnu.org>
552 * gfortran.h: Add ARITH_PROHIBIT to arith enum.
553 expr.c (gfc_match_init_expr): Add global variable init_flag to
554 flag matching an initialization expression.
555 (check_intrinsic_op): Move no longer reachable error message to ...
556 * arith.c (arith_power): ... here. Remove gfc_ prefix in
557 gfc_arith_power. Use init_flag. Allow constant folding of x**y
558 when y is REAL or COMPLEX.
559 (eval_intrinsic): Remove restriction that y in x**y must be INTEGER
560 for constant folding.
561 * gfc_power: Update gfc_arith_power to arith_power
563 2009-03-29 Daniel Kraft <d@domob.eu>
566 * gfortran.h (struct gfc_typebound_proc): Added new flag `deferred' and
567 added a comment explaining DEFERRED binding handling.
568 * decl.c (match_binding_attributes): Really match DEFERRED attribute.
569 (match_procedure_in_type): Really match PROCEDURE(interface) syntax
570 and do some validity checks for DEFERRED and this construct.
571 * module.c (binding_overriding): New string constant for DEFERRED.
572 (mio_typebound_proc): Module-IO DEFERRED flag.
573 * resolve.c (check_typebound_override): Ensure that a non-DEFERRED
574 binding is not overridden by a DEFERRED one.
575 (resolve_typebound_procedure): Allow abstract interfaces as targets
576 for DEFERRED bindings.
577 (ensure_not_abstract_walker), (ensure_not_abstract): New methods.
578 (resolve_fl_derived): Use new `ensure_not_abstract' method for
579 non-ABSTRACT types extending ABSTRACT ones to ensure each DEFERRED
580 binding is overridden.
581 (check_typebound_baseobject): New method.
582 (resolve_compcall), (resolve_typebound_call): Check base-object of
583 the type-bound procedure call.
584 * gfc-internals.texi (Type-bound procedures): Document a little bit
585 about internal handling of DEFERRED bindings.
587 2009-03-29 Tobias Schlüter <tobi@gcc.gnu.org>
590 * gfortran.h (gfc_st_label): Fix comment.
591 (gfc_exec_op): Add statement code EXEC_END_BLOCK for end of block.
592 * parse.c (accept_statement): Use EXEC_END_BLOCK for END IF and
593 END SELECT with labels.
594 (check_do_closure): Fix formatting.
595 (parse_do_block): Fix typo in error message.
596 * resolve.c (code_stack): Remove tail member. Update comment to
597 new use of reachable_labels.
598 (reachable_labels): Rename to ...
599 (find_reachable_labels): ... this. Overhaul. Update preceding
601 (resolve_branch): Fix comment preceding function. Rewrite.
602 (resolve_code): Update call to find_reachable_labels. Add code to
603 deal with EXEC_END_BLOCK.
604 * st.c (gfc_free_statement): Add code to deal with EXEC_END_BLOCK.
605 Add 2009 to copyright years.
606 * trans.c (gfc_trans_code): Likewise on both counts.
608 2009-03-31 Paul Thomas <pault@gcc.gnu.org>
611 * expr.c (gfc_check_assign): Allow pointer components when
615 * resolve.c (check_data_variable): Treat pointer arrays with
618 2009-03-31 Paul Thomas <pault@gcc.gnu.org>
621 * trans-expr.c (gfc_trans_assignment_1): Ensure temporaries
622 have a string_length.
624 2009-03-28 Tobias Burnus <burnus@net-b.de>
627 * trans-stmt.c (gfc_trans_simple_do, gfc_trans_do):
628 Add GFC_RTCHECK_DO support.
629 * option.c (gfc_handle_runtime_check_option): Enable GFC_RTCHECK_DO.
630 * invoke.texi (-fcheck): Document "do" option.
632 2009-03-28 Paul Thomas <pault@gcc.gnu.org>
635 * trans-array.c (get_elemental_fcn_charlen): Remove.
636 (get_array_charlen): New function to replace previous.
638 2009-03-28 Paul Thomas <pault@gcc.gnu.org>
641 * parse.c (parse_derived): Do not break on finding pointer,
642 allocatable or private components.
644 2009-03-28 Tobias Burnus <burnus@net-b.de>
647 * option.c (gfc_handle_runtime_check_option): Enable recursion check.
648 * trans-decl.c (gfc_generate_function_code): Add recursion check.
649 * invoke.texi (-fcheck): Add recursive option.
651 2009-03-28 Tobias Burnus <burnus@net-b.de>
654 * resolve.c (gfc_resolve_iterator): Add zero-loop warning.
656 2009-03-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
657 Paul Thomas <pault@gcc.gnu.org>
658 Tobias Burnus <burnus@net-b.de>
660 * gfortran.h (gfc_option_t): Add rtcheck.
661 * lang.opt: New option -fcheck.
662 * libgfortran.h: Add GFC_RTCHECK_* constants.
663 * invoke.texi: Document -fcheck.
664 * options.c (gfc_handle_runtime_check_option): New function.
665 (gfc_init_options,gfc_post_options,gfc_handle_option):
668 2009-03-27 Richard Guenther <rguenther@suse.de>
670 * trans-array.c (gfc_conv_descriptor_data_addr): Use
671 gfc_build_addr_expr instead of build_fold_addr_expr.
672 (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value,
673 gfc_trans_constant_array_constructor, gfc_conv_array_data,
674 gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise.
675 * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable,
676 gfc_conv_function_val, gfc_conv_operator_assign,
677 gfc_conv_subref_array_arg, gfc_conv_function_call,
678 gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise.
679 * trans-intrinsic.c (gfc_conv_intrinsic_exponent,
680 gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
681 gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char,
682 gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing,
683 gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent,
684 gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
685 gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise.
686 * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref,
687 gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close,
688 build_filepos, gfc_trans_inquire, gfc_trans_wait,
689 nml_get_addr_expr, transfer_namelist_element, build_dt,
690 gfc_trans_dt_end, transfer_array_component, transfer_expr,
691 transfer_array_desc, gfc_trans_transfer): Likewise.
692 * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise.
693 * trans.c (gfc_build_addr_expr): Mark the base of the address
696 2009-03-27 Tobias Burnus <burnus@net-b.de>
698 * gfortran.h (enum init_local_real.): Add GFC_INIT_REAL_SNAN.
699 (gfc_expr): Add is_snan.
700 * trans-const.c (gfc_conv_mpfr_to_tree): Support SNaN.
701 (gfc_conv_constant_to_tree): Update call to gfc_conv_mpfr_to_tree.
702 * trans-const.h (gfc_conv_mpfr_to_tree): Update prototype.
703 * resolve.c (build_default_init_expr): Update call.
704 * target-memory.c (encode_float): Ditto.
705 * trans-intrinsic.c (gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod,
707 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
709 * lang.opt: Unify help texts for -I, -Wconversion, -d, -fopenmp,
712 2009-03-06 Alexandre Oliva <aoliva@redhat.com>
714 * simplify.c (gfc_simplify_transfer): Zero-initialize the
717 2009-02-27 Tobias Burnus <burnus@net-b.de>
720 * module.c (read_md5_from_module_file): Add missing quote.
722 2009-02-27 Tobias Burnus <burnus@net-b.de>
725 * module.c (read_md5_from_module_file): Include mod version
728 2009-02-26 Paul Thomas <pault@gcc.gnu.org>
731 * interface.c (compare_type_rank_if): Return 1 if the symbols
732 are the same and deal with external procedures where one is
733 identified to be a function or subroutine by usage but the
736 2009-02-26 Paul Thomas <pault@gcc.gnu.org>
739 * trans-array.c (gfc_conv_array_initializer): Convert all
740 expressions rather than ICEing.
742 2009-02-21 Thomas Koenig <tkoenig@gcc.gnu.org>
745 * array.c (ref_dimen_size): Rename to gfc_ref_dimen_size,
746 make global. Change function name in error messages.
747 (ref_size): Change ref_dimen_size to gfc_ref_dimen_size.
748 (gfc_array_ref_shape): Likewise.
749 * gfortran.h: Add prototype for gfc_ref_dimen_size.
750 * simplify.c (simplify_bound_dim): Add ref argument.
751 If the reference isn't a full array, return one for
752 the lower bound and the extent for the upper bound.
753 (simplify_bound): For array sections, take as from the
754 argument. Add reference to all to simplify_bound_dim.
756 2009-02-19 Daniel Franke <franke.daniel@gmail.com>
758 * scanner.c (load_line): At end of line, skip '\r' without setting
761 2009-02-18 Daniel Kraft <d@domob.eu>
763 * gfortran.texi: New chapter about compiler characteristics.
764 (Compiler Characteristics): Document KIND type parameters here.
766 2009-02-18 Tobias Burnus <burnus@net-b.de>
768 * intrinsic.texi (MALLOC): Make example more portable.
770 2009-02-13 Mikael Morin <mikael.morin@tele2.fr>
773 * module.c (gfc_dump_module,gfc_use_module): Add module
776 2009-02-13 Paul Thomas <pault@gcc.gnu.org>
780 * trans-expr.c (gfc_conv_function_val): Stabilize Cray-pointer
781 function references to ensure that a valid expression is used.
782 (gfc_conv_function_call): Pass Cray pointers to procedures.
784 2009-02-03 Jakub Jelinek <jakub@redhat.com>
786 * gfortranspec.c (lang_specific_driver): Update copyright notice
789 2009-01-28 Paul Thomas <pault@gcc.gnu.org>
793 * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use the array
794 descriptor ubound for UBOUND, when the array lbound == 1.
796 2009-01-27 Daniel Kraft <d@domob.eu>
799 * trans-stmt.c (gfc_conv_elemental_dependencies): Create temporary
800 for the real type needed to make it work for subcomponent-references.
802 2009-01-21 Daniel Kraft <d@domob.eu>
804 * trans-stmt.c (gfc_conv_elemental_dependencies): Cleaned up comment.
806 2009-01-20 Paul Thomas <pault@gcc.gnu.org>
809 * resolve.c (check_host_association): Remove the matching to
810 correct an incorrect host association and use manipulation of
811 the expression instead.
813 2009-01-20 Tobias Burnus <burnus@net-b.de>
815 * invoke.texi (RANGE): RANGE also takes INTEGER arguments.
817 2009-01-19 Mikael Morin <mikael.morin@tele2.fr>
820 * simplify.c (simplify_bound): Don't use array specification
821 if variable or component has subsequent references.
823 2009-01-17 Paul Thomas <pault@gcc.gnu.org>
826 * module.c (write_common_0): Add argument 'this_module' and
827 check that non-use associated common blocks are written first.
828 (write_common): Call write_common_0 twice, once with true and
831 2009-01-17 Paul Thomas <pault@gcc.gnu.org>
834 * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Has
835 been absorbed into gfc_conv_intrinsic_transfer. All
836 references to it in trans-intrinsic.c have been changed
837 accordingly. PR fixed by using a temporary for scalar
838 character transfer, when the source is shorter than the
841 2009-01-17 Paul Thomas <pault@gcc.gnu.org>
844 * module.c (write_common_0): Revert patch of 2009-01-05.
846 2009-01-16 Janus Weil <janus@gcc.gnu.org>
849 * expr.c (gfc_check_pointer_assign): Allow use-associated procedure
851 * trans-decl.c (get_proc_pointer_decl,gfc_create_module_variable):
852 Enable procedure pointers as module variables.
854 2009-01-14 Steven G. Kargl <kargl@gcc.gnu.org>
856 * ChangeLog-2007: Clean out svn merge droppings.
858 2009-01-10 Paul Thomas <pault@gcc.gnu.org>
861 * target-memory.c (encode_derived): Encode NULL.
863 2009-01-10 Paul Thomas <pault@gcc.gnu.org>
866 * resolve.c (check_host_association): Use the symtree name to
867 search for a potential contained procedure, since this is the
868 name by which it would be referenced.
870 2009-01-06 Thomas Koenig <tkoenig@gcc.gnu.org>
873 * interface.c (gfc_procedure_use): Don't warn about functions
875 * symbol.c (generate_isocbinding_symbol): Mark c_loc and
878 2009-01-05 Paul Thomas <pault@gcc.gnu.org>
881 * module.c (write_common_0): Use the name of the symtree rather
882 than the common block, to determine if the common has been
885 2009-01-05 Daniel Franke <franke.daniel@gmail.com>
888 * check.c (gfc_check_random_seed): Added size check for GET
889 dummy argument, reworded error messages to follow common pattern.
891 2009-01-05 Thomas Koenig <tkoenig@gcc.gnu.org>
894 * trans-types.c (gfc_get_derived_type): Check for the
895 presence of derived->ns->proc_name before
896 accessing derived->ns->proc_name->attr.flavor .
897 * resolve.c (resolve_symbol): Likewise.
899 2009-01-05 Paul Thomas <pault@gcc.gnu.org>
902 * gfortran.h : Add bit to gfc_expr 'user_operator'
903 * interface.c (gfc_extend_expr): Set the above if the operator
904 is substituted by a function.
905 * resolve.c (check_host_association): Return if above is set.
907 2009-01-04 Mikael Morin <mikael.morin@tele2.fr>
910 * ChangeLog-2008: Fix function name.
913 * dependency.c (gfc_check_argument_var_dependency):
914 Move the check for pointerness inside the if block
915 so that it doesn't affect the return value.
918 * trans-stmt.c (gfc_trans_call):
919 Add the dependency code after the loop bounds calculation one.
921 2009-01-04 Daniel Franke <franke.daniel@gmail.com>
923 * intrinsic.c (do_simplify): Removed already implemented TODO.
925 2009-01-04 Daniel Franke <franke.daniel@gmail.com>
928 * simplify.c (gfc_simplify_merge): New.
929 * intrinsic.h (gfc_simplify_merge): New prototype.
930 * intrinsic.c (add_functions): Added simplification for MERGE.
932 2009-01-04 Mikael Morin <mikael.morin@tele2.fr>
935 * gfortran.h (gfc_is_data_pointer): Added prototype
936 * resolve.c (gfc_iso_c_func_interface):
937 Use gfc_is_data_pointer to test for pointer attribute.
938 * dependency.c (gfc_is_data_pointer):
939 Support pointer-returning functions.
941 2009-01-03 Daniel Franke <franke.daniel@gmail.com>
943 * symbol.c (save_symbol): Don't SAVE function results.
945 2009-01-03 Paul Thomas <pault@gcc.gnu.org>
948 * resolve.c (resolve_call): When searching for proper host
949 association, use symtree rather than symbol. For everything
950 except generic subroutines, substitute the symtree in the call
951 rather than the symbol.
954 Copyright (C) 2009 Free Software Foundation, Inc.
956 Copying and distribution of this file, with or without modification,
957 are permitted in any medium without royalty provided the copyright
958 notice and this notice are preserved.