2013-10-16 Release Manager * GCC 4.8.2 released. 2013-10-04 Tobias Burnus <burnus@net-b.de> Backport from mainline 2013-09-25 Tobias Burnus <burnus@net-b.de> PR fortran/57697 PR fortran/58469 * resolve.c (generate_component_assignments): Avoid double free at runtime and freeing a still-being used expr. 2013-08-24 Mikael Morin <mikael@gcc.gnu.org> PR fortran/57798 * trans-array.c (gfc_conv_ss_startstride, set_loop_bounds, gfc_set_delta): Generate preliminary code before the outermost loop. 2013-08-24 Mikael Morin <mikael@gcc.gnu.org> * trans-array.c (gfc_conv_section_startstride): Move &loop->pre access to the callers. (gfc_conv_ss_startstride, gfc_conv_expr_descriptor): Update callers. 2013-08-24 Janus Weil <janus@gcc.gnu.org> Backport from trunk: 2013-08-22 Janus Weil <janus@gcc.gnu.org> PR fortran/58185 * match.c (copy_ts_from_selector_to_associate): Only build class container for polymorphic selector. Some cleanup. 2013-08-11 Janus Weil <janus@gcc.gnu.org> Backport from trunk: 2013-08-09 Janus Weil <janus@gcc.gnu.org> PR fortran/58058 * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Free the temporary string, if necessary. 2013-07-28 Tobias Burnus <burnus@net-b.de> Backport from mainline 2013-05-28 Dominique d'Humieres <dominiq@lps.ens.fr> PR fortran/57435 * module.c (check_for_ambiguous): Avoid null pointer deref. 2013-07-08 Tobias Burnus <burnus@net-b.de> PR fortran/57785 * simplify.c (compute_dot_product): Complex conjugate for dot_product. (gfc_simplify_dot_product, gfc_simplify_matmul): Update call. 2013-06-11 Tobias Burnus <burnus@net-b.de> PR fortran/57508 * resolve.c (get_temp_from_expr): Don't copy function result attributes to temporary. 2013-06-04 Tobias Burnus <burnus@net-b.de> Backport from mainline 2013-05-22 Tobias Burnus <burnus@net-b.de> PR fortran/57364 * resolve.c (get_temp_from_expr): Commit created sym. 2013-05-31 Janus Weil <janus@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR fortran/57217 * interface.c (check_dummy_characteristics): Symmetrize type check. 2013-05-31 Release Manager * GCC 4.8.1 released. 2013-05-22 Janne Blomqvist <jb@gcc.gnu.org> * intrinsic.texi (RANDOM_SEED): Improve example. 2013-05-07 Tobias Burnus <burnus@net-b.de> Backport from mainline 2013-05-02 Tobias Burnus <burnus@net-b.de> PR fortran/57142 * simplify.c (gfc_simplify_size): Renamed from simplify_size; fix kind=8 handling. (gfc_simplify_size): New function. (gfc_simplify_shape): Add range check. * resolve.c (resolve_function): Fix handling for ISYM_SIZE. 2013-04-26 Janus Weil <janus@gcc.gnu.org> Backports from trunk: PR fortran/56814 * interface.c (check_result_characteristics): Get result from interface if present. PR fortran/56968 * expr.c (gfc_check_pointer_assign): Handle generic functions returning procedure pointers. PR fortran/53685 PR fortran/57022 * check.c (gfc_calculate_transfer_sizes): Fix for array-valued SOURCE expressions. * target-memory.h (gfc_element_size): New prototype. * target-memory.c (size_array): Remove. (gfc_element_size): New function. (gfc_target_expr_size): Modified to always return the full size of the expression. 2013-04-22 Thomas Koenig <tkoenig@gcc.gnu.org> Mikael Morin <mikael@gcc.gnu.org> PR fortran/56872 * frontend-passes.c (copy_walk_reduction_arg): Change argument type to gfc_constructor. If it has an iterator, wrap the copy of its expression in an array constructor with that iterator. Don't special case function expressions. (callback_reduction): Update caller. Don't return early if there is an iterator. 2013-04-18 Mikael Morin <mikael@gcc.gnu.org> PR fortran/56816 * match.c (gfc_match_select_type): Add syntax error. Move namespace allocation and cleanup... * parse.c (decode_statement): ... here. 2013-04-18 Tobias Burnus <burnus@net-b.de> PR fortran/56994 * invoke.texi (NEAREST): S argument is not optional. 2013-04-08 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/56782 Backport fron trunk. * frontend-passes.c (callback_reduction): Dont't do any simplification if there is only a single element which has an iterator. 2013-03-22 Release Manager * GCC 4.8.0 released. 2013-03-15 Tobias Burnus <burnus@net-b.de> PR fortran/56615 * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Pack arrays if they are not simply contiguous. 2013-03-11 Tobias Burnus <burnus@net-b.de> * gfortran.texi (STRUCTURE and RECORD): State more clearly how to convert them into derived types. 2013-03-10 Paul Thomas <pault@gcc.gnu.org> PR fortran/56575 * expr.c (gfc_default_initializer): Check that a class declared type has any components. * resolve.c (resolve_fl_derived0): On failing the test for C437 set the type to BT_UNKNOWN to prevent repeat error messages. 2013-03-03 Mikael Morin <mikael@gcc.gnu.org> PR fortran/56477 * expr.c (gfc_check_pointer_assign): Avoid NULL pointer dereference. 2013-03-03 Mikael Morin <mikael@gcc.gnu.org> PR fortran/54730 * array.c (gfc_match_array_constructor): Set a checkpoint before matching a typespec. Drop it on success, restore it otherwise. 2013-03-03 Mikael Morin <mikael@gcc.gnu.org> PR fortran/54730 * gfortran.h (struct gfc_undo_change_set): New field 'previous'. (gfc_new_undo_checkpoint, gfc_drop_last_undo_checkpoint, gfc_restore_last_undo_checkpoint): New prototypes. * symbol.c (default_undo_chgset_var): Update initialization. (single_undo_checkpoint_p, gfc_new_undo_checkpoint, free_undo_change_set_data, pop_undo_change_set, gfc_drop_last_undo_checkpoint, enforce_single_undo_checkpoint): New functions. (save_symbol_data): Handle multiple change sets. Make sure old_symbol field's previous value is not overwritten. Clear gfc_new field. (restore_old_symbol): Restore previous old_symbol field. (gfc_restore_last_undo_checkpoint): New function, using body renamed from gfc_undo_symbols. Restore the previous change set as current one. (gfc_undo_symbols): New body. (gfc_commit_symbols, gfc_commit_symbol, gfc_enforce_clean_symbol_state): Call enforce_single_undo_checkpoint. (gfc_symbol_done_2): Ditto. Free change set data. 2013-03-03 Mikael Morin <mikael@gcc.gnu.org> * symbol.c (restore_old_symbol): Fix thinko. 2013-03-03 Mikael Morin <mikael@gcc.gnu.org> * symbol.c (gfc_undo_symbols): Move code... (restore_old_symbol): ... here as a new function. 2013-03-03 Mikael Morin <mikael@gcc.gnu.org> * Make-lang.in (F95_PARSER_OBJS): Add dependency to vec.h. * gfortran.h: Include vec.h. (gfc_undo_change_set): New struct. * symbol.c (tentative_tbp): Remove struct. (changed_syms, tentative_tbp_list): Remove variables. (default_undo_chgset_var, latest_undo_chgset): New variables. (save_symbol_data, gfc_get_sym_tree, gfc_undo_symbols, gfc_commit_symbols, gfc_commit_symbol, gfc_enforce_clean_symbol_state, gfc_get_typebound_proc): Use latest_undo_chgset instead of changed_syms and tentative_tbp_list. 2013-03-01 Tobias Burnus <burnus@net-b.de> PR fortran/56491 * iresolve.c (resolve_bound): Use gfc_get_string instead of xstrdup. * symbol.c (free_components): Free proc-pointer components. 2013-03-01 Tobias Burnus <burnus@net-b.de> * trans-decl.c (gfc_trans_deferred_vars): Free expr after use. * trans-io.c (build_dt): Ditto. 2013-02-24 Joseph Myers <joseph@codesourcery.com> * resolve.c (generate_component_assignments): Don't use UTF-8 ligature in diagnostic. 2013-02-21 Janus Weil <janus@gcc.gnu.org> PR fortran/56385 * trans-array.c (structure_alloc_comps): Handle procedure-pointer components with allocatable result. 2012-02-21 Tobias Burnus <burnus@net-b.de> PR fortran/56416 * gfortran.texi (Part II: Language Reference, Extensions, Non-Fortran Main Program): Sort @menu to match actual section order. * intrinsic.texi (Intrinsic Procedures): Ditto. (C_F_POINTER, PRECISION): Move to the alphabetically correct place. 2013-02-15 Tobias Burnus <burnus@net-b.de> Mikael Morin <mikael@gcc.gnu.org> PR fortran/56318 * simplify.c (gfc_simplify_matmul): Fix result shape and matmul result. 2013-02-15 Tobias Burnus <burnus@net-b.de> PR fortran/53818 * resolve.c (apply_default_init_local): Don't create an initializer for a result variable. 2013-02-14 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/56224 * gfortran.h (gfc_add_include_path): Add boolean argument for warn. * scanner.c (gfc_add_include_path): Pass along warn argument to add_path_to_list. * options.c (gfc_post_options): Add true warn argument to gfc_add_include_path. (gfc_handle_module_path_options): Likewise. (gfc_handle_option): Also gfc_add_include_path for intrinsic modules, without warning. 2013-02-14 Paul Thomas <pault@gcc.gnu.org> Tobias Burnus <burnus@net-b.de> PR testsuite/56138 * trans-decl.c (gfc_get_symbol_decl): Fix deferred-length results for functions without extra result variable. Revert: 2013-01-30 Tobias Burnus <burnus@net-b.de> PR fortran/56138 * trans-decl.c (gfc_trans_deferred_vars): Fix deferred-length results for functions without extra result variable. 2013-02-12 Janus Weil <janus@gcc.gnu.org> PR fortran/46952 * resolve.c (resolve_call): Do not check deferred procedures for recursiveness. 2013-02-09 Paul Thomas <pault@gcc.gnu.org> PR fortran/55362 * check.c (array_check): It is an error if a procedure is passed. 2013-02-08 Mikael Morin <mikael@gcc.gnu.org> PR fortran/54107 * trans-types.c (gfc_get_function_type): Change a NULL backend_decl to error_mark_node on entry. Detect recursive types. Build a variadic procedure type if the type is recursive. Restore the initial backend_decl. 2013-02-07 Tobias Burnus <burnus@net-b.de> PR fortran/54339 * gfortran.texi (Standards): Mention TS29113. (Varying Length Character): Mention deferred-length strings. (Fortran 2003 Status): Add unlimited polymorphic. (TS 29113 Status): Add TYPE(*) and DIMENSION(..). (C Interop): Update the section about TS29113. 2013-02-06 Paul Thomas <pault@gcc.gnu.org> PR fortran/55789 * trans-array.c (trans_array_constructor): Remove condition 'dynamic' = true if the loop ubound is a VAR_DECL. 2013-02-04 Paul Thomas <pault@gcc.gnu.org> PR fortran/56008 PR fortran/47517 * trans-array.c (gfc_alloc_allocatable_for_assignment): Save the lhs descriptor before it is modified for reallocation. Use it to deallocate allocatable components in the reallocation block. Nullify allocatable components for newly (re)allocated arrays. 2013-02-04 Mikael Morin <mikael@gcc.gnu.org> PR fortran/54195 * resolve.c (resolve_typebound_procedures): Recurse through resolve_symbol. 2013-02-04 Mikael Morin <mikael@gcc.gnu.org> PR fortran/54107 PR fortran/54195 * gfortran.h (struct gfc_symbol): New field 'resolved'. * resolve.c (resolve_fl_var_and_proc): Don't skip result symbols. (resolve_symbol): Skip duplicate calls. Don't check the current namespace. 2013-02-02 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/50627 PR fortran/56054 * decl.c (gfc_match_end): Remove half-ready namespace from parent if the end of a block is missing. * parse.c (parse_module): Do not put namespace into gsymbol on error. 2013-01-30 Tobias Burnus <burnus@net-b.de> PR fortran/56138 * trans-decl.c (gfc_trans_deferred_vars): Fix deferred-length results for functions without extra result variable. 2013-01-29 Janus Weil <janus@gcc.gnu.org> Mikael Morin <mikael@gcc.gnu.org> PR fortran/54107 * gfortran.h (gfc_component): Delete members 'formal' and 'formal_ns'. (gfc_copy_formal_args,gfc_copy_formal_args_ppc,gfc_expr_replace_symbols, gfc_expr_replace_comp): Delete. (gfc_sym_get_dummy_args): New prototype. * dependency.c (gfc_check_fncall_dependency): Use 'gfc_sym_get_dummy_args'. * expr.c (gfc_is_constant_expr): Ditto. (replace_symbol,gfc_expr_replace_symbols,replace_comp, gfc_expr_replace_comp): Deleted. * frontend-passes.c (doloop_code,do_function): Use 'gfc_sym_get_dummy_args'. * interface.c (gfc_check_operator_interface,gfc_compare_interfaces, gfc_procedure_use,gfc_ppc_use,gfc_arglist_matches_symbol, gfc_check_typebound_override): Ditto. * module.c (MOD_VERSION): Bump module version. (mio_component): Do not read/write 'formal' and 'formal_ns'. * resolve.c (resolve_procedure_interface,resolve_fl_derived0): Do not copy formal args, but just keep a pointer to the interface. (resolve_function,resolve_call,resolve_typebound_generic_call, resolve_ppc_call,resolve_expr_ppc,generate_component_assignments, resolve_fl_procedure,gfc_resolve_finalizers,check_generic_tbp_ambiguity, resolve_typebound_procedure,check_uop_procedure): Use 'gfc_sym_get_dummy_args'. * symbol.c (free_components): Do not free 'formal' and 'formal_ns'. (gfc_copy_formal_args,gfc_copy_formal_args_ppc): Deleted. (gfc_sym_get_dummy_args): New function. * trans-array.c (get_array_charlen,gfc_walk_elemental_function_args): Use 'gfc_sym_get_dummy_args'. * trans-decl.c (build_function_decl,create_function_arglist, build_entry_thunks,init_intent_out_dt,gfc_trans_deferred_vars, add_argument_checking): Ditto. * trans-expr.c (gfc_map_fcn_formal_to_actual,gfc_conv_procedure_call, gfc_conv_statement_function): Ditto. * trans-stmt.c (gfc_conv_elemental_dependencies): Ditto. * trans-types.c (create_fn_spec,gfc_get_function_type): Ditto. 2013-01-28 Tobias Burnus <burnus@net-b.de> Mikael Morin <mikael@gcc.gnu.org> PR fortran/53537 * symbol.c (gfc_find_sym_tree): Don't look for the symbol outside an interface block. (gfc_get_ha_symtree): Let gfc_find_sym_tree lookup the parent namespace. * decl.c (gfc_match_data_decl): Ditto. (variable_decl): Remove undeclared type error. (gfc_match_import): Use renamed instead of original name. 2013-01-27 Paul Thomas <pault@gcc.gnu.org> PR fortran/55984 PR fortran/56047 * gfortran.h : Add associate_var to symbol_attr. * resolve.c (resolve_assoc_var): Set associate_var attribute. If the target class_ok is set, set it for the associate variable. * check.c (allocatable_check): Associate variables should not have the allocatable attribute even if their symbols do. * class.c (gfc_build_class_symbol): Symbols with associate_var set will always have a good class container. 2013-01-23 Janus Weil <janus@gcc.gnu.org> PR fortran/56081 * resolve.c (resolve_select): Add argument 'select_type', reject non-scalar expressions. (resolve_select_type,resolve_code): Pass new argument to 'resolve_select'. 2013-01-23 Jakub Jelinek <jakub@redhat.com> PR fortran/56052 * trans-decl.c (gfc_get_symbol_decl): Set DECL_ARTIFICIAL and DECL_IGNORED_P on select_type_temporary and don't set DECL_BY_REFERENCE. 2013-01-21 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/55919 * scanner.c (add_path_to_list): Copy path to temporary and strip trailing directory separators before calling stat(). 2013-01-17 Richard Biener <rguenther@suse.de> * trans-stmt.c (gfc_trans_do): Conditionally compute countm1 dependent on sign of step, avoids repeated evaluation of step sign test. Avoid undefined overflow issues by using unsigned arithmetic. 2013-01-16 Janus Weil <janus@gcc.gnu.org> PR fortran/55983 * class.c (find_typebound_proc_uop): Check for f2k_derived instead of asserting it. 2013-01-16 Jakub Jelinek <jakub@redhat.com> Tobias Burnus <burnus@net-b.de> PR driver/55884 * lang.opt (fintrinsic-modules-path): Don't accept Joined. (fintrinsic-modules-path=): New. * options.c (gfc_handle_option, gfc_get_option_string, gfc_get_option_string): Handle the latter. 2013-01-16 Jakub Jelinek <jakub@redhat.com> PR fortran/52865 * trans-stmt.c (gfc_trans_do): Put countm1-- before conditional and use value of countm1 before the decrement in the condition. 2013-01-15 Paul Thomas <pault@gcc.gnu.org> PR fortran/54286 * expr.c (gfc_check_pointer_assign): Check for presence of 's2' before using it. 2013-01-14 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/55806 * frontend-passes.c (optimize_reduction): New function, including prototype. (callback_reduction): Likewise. (gfc_run_passes): Also run optimize_reduction. (copy_walk_reduction_arg): New function. (dummy_code_callback): New function. 2013-01-13 Jakub Jelinek <jakub@redhat.com> PR fortran/55935 * trans-expr.c (gfc_conv_structure): Call unshare_expr_without_location on the ctor elements. 2013-01-13 Paul Thomas <pault@gcc.gnu.org> PR fortran/54286 * expr.c (gfc_check_pointer_assign): Ensure that both lvalue and rvalue interfaces are presented to gfc_compare_interfaces. Simplify references to interface names by using the symbols themselves. Call gfc_compare_interfaces with s1 and s2 inter- changed to overcome the asymmetry of this function. Do not repeat the check for the presence of s1 and s2. 2013-01-12 Janus Weil <janus@gcc.gnu.org> PR fortran/55072 * trans-array.c (gfc_conv_array_parameter): No packing was done for full arrays of derived type. 2013-01-08 Paul Thomas <pault@gcc.gnu.org> PR fortran/55868 * class.c (get_unique_type_string): Change $tar to STAR and replace sprintf by strcpy where there is no formatting. * decl.c (gfc_match_decl_type_spec): Change $tar to STAR. 2013-01-09 Mikael Morin <mikael@gcc.gnu.org> PR fortran/47203 * module.c (check_for_ambiguous): Get the current program unit using gfc_current_ns. 2013-01-09 Tobias Burnus <burnus@net-b.de> PR fortran/55758 * resolve.c (resolve_symbol): Reject non-C_Bool logicals in BIND(C) procedures with -std=f*. 2013-01-08 Paul Thomas <pault@gcc.gnu.org> PR fortran/55618 * trans-expr.c (gfc_conv_procedure_call): Dereference scalar character function arguments to elemental procedures in scalarization loops. 2013-01-07 Tobias Burnus <burnus@net-b.de> PR fortran/55763 * gfortran.h (gfc_check_assign_symbol): Update prototype. * decl.c (add_init_expr_to_sym, do_parm): Update call. * expr.c (gfc_check_assign_symbol): Handle BT_CLASS and improve error location; support components. (gfc_check_pointer_assign): Handle component assignments. * resolve.c (resolve_fl_derived0): Call gfc_check_assign_symbol. (resolve_values): Update call. (resolve_structure_cons): Avoid double diagnostic. 2013-01-07 Tobias Burnus <burnus@net-b.de> Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/55852 * expr.c (gfc_build_intrinsic_call): Avoid clashes with user's procedures. * gfortran.h (gfc_build_intrinsic_call): Update prototype. * simplify.c (gfc_simplify_size): Update call. * class.c (finalization_scalarizer, finalization_get_offset, finalizer_insert_packed_call, generate_finalization_wrapper): Clean up by using gfc_build_intrinsic_call. 2013-01-07 Tobias Burnus <burnus@net-b.de> PR fortran/55763 * resolve.c (resolve_select_type): Reject intrinsic types for a non-unlimited-polymorphic selector. 2013-01-06 Paul Thomas <pault@gcc.gnu.org> PR fortran/53876 PR fortran/54990 PR fortran/54992 * trans-array.c (build_array_ref): Check the TYPE_CANONICAL to see if it is GFC_CLASS_TYPE_P. * trans-expr.c (gfc_get_vptr_from_expr): The same. (gfc_conv_class_to_class): If the types are not the same, cast parmese->expr to the type of ctree. * trans-types.c (gfc_get_derived_type): GFC_CLASS_TYPE_P of CLASS components must be set. 2013-01-06 Mikael Morin <mikael@gcc.gnu.org> PR fortran/42769 PR fortran/45836 PR fortran/45900 * module.c (read_module): Don't reuse local symtree if the associated symbol isn't exactly the one wanted. Don't reuse local symtree if it is ambiguous. * resolve.c (resolve_call): Use symtree's name instead of symbol's to lookup the symtree. 2013-01-05 Steven G. Kargl <kargl@gcc.gnu.org> Mikael Morin <mikael@gcc.gnu.org> PR fortran/55827 * class.c (gfc_fix_class_refs): Adapt ts initialization for the case e->symtree == NULL. * trans-expr.c (gfc_conv_function_expr): Init sym earlier. Use it. 2013-01-05 Tobias Burnus <burnus@net-b.de> * class.c (finalize_component): Used passed offset expr. (finalization_get_offset): New static function. (finalizer_insert_packed_call, generate_finalization_wrapper): Use it to handle noncontiguous arrays. 2013-01-04 Tobias Burnus <burnus@net-b.de> * trans.c (gfc_build_final_call): New function. * trans.h (gfc_build_final_call, gfc_conv_scalar_to_descriptor): New function prototypes. * trans-expr.c (gfc_conv_scalar_to_descriptor): Renamed from conv_scalar_to_descriptor, removed static attribute. (gfc_conv_procedure_call): Honor renaming. 2013-01-04 Tobias Burnus <burnus@net-b.de> * intrinsic.c (add_functions): New internal intrinsic function GFC_PREFIX ("stride"). * gfortran.h (gfc_isym_id): Add GFC_ISYM_STRIDE. * intrinsic.h (gfc_resolve_stride): New prototypes. * iresolve.c (gfc_resolve_stride): New function. * trans-intrinsic.c (conv_intrinsic_stride): New static function. (gfc_conv_intrinsic_function): Use it. 2013-01-04 Tobias Burnus <burnus@net-b.de> * class.c (gfc_find_intrinsic_vtab): Add _final component. * decl.c (gfc_match_null): Remove superfluous variadic argument to gfc_match. 2013-01-04 Paul Thomas <pault@gcc.gnu.org> PR fortran/55172 * match.c (copy_ts_from_selector_to_associate): Remove call to gfc_resolve_expr and replace it with explicit setting of the array reference type. * resolve.c (resolve_select_type): It is an error if the selector is coindexed. 2013-01-04 Tobias Burnus <burnus@net-b.de> PR fortran/55763 * decl.c (gfc_match_null): Parse and reject MOLD. 2013-01-04 Tobias Burnus <burnus@net-b.de> PR fortran/55854 PR fortran/55763 * class.c (gfc_class_null_initializer): Fix finding the vtab. (gfc_find_intrinsic_vtab): Use BT_VOID for some components. 2013-01-03 Janus Weil <janus@gcc.gnu.org> PR fortran/55855 * expr.c (gfc_check_assign): Use 'gfc_expr_attr' to evaluate attributes of rvalue. Correct hyphenation in error message. 2013-01-03 Jakub Jelinek <jakub@redhat.com> * gfortranspec.c (lang_specific_driver): Update copyright notice dates. Copyright (C) 2013 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.