2007-05-19 Francois-Xavier Coudert PR fortran/30820 * Make-lang.in: Remove use of -Wno-error for expr.o, resolve.o, simplify.o and trans-common.o. 2007-05-19 Francois-Xavier Coudert PR fortran/31974 * trans-array.c (gfc_trans_auto_array_allocation): Avoid multiplication of mismatched types. 2007-05-18 Daniel Franke PR fortran/24633 * symbol.c (gfc_add_flavor): Add the NAME to error message if available. 2007-05-15 Daniel Franke PR fortran/31919 PR fortran/31929 PR fortran/31930 * intrinsic.c (check_specific): Check elemental intrinsics for rank and shape. (add_functions): Fixed dummy argument names of BESJN and BESYN. Fixed elemental status of MCLOCK and MCLOCK8. * check.c (check_rest): Added check for array conformance. (gfc_check_merge): Removed check for array conformance. (gfc_check_besn): Removed check for scalarity. * intrinsic.texi (CSHIFT, EOSHIFT): Fixed typos. (BESJN, BESYN): Clarified documentation. 2007-05-17 Tobias Burnus * gfortran.texi (GFORTRAN_CONVERT_UNIT): Improve documentation. 2007-05-16 Brooks Moses PR fortran/18769 PR fortran/30881 PR fortran/31194 PR fortran/31216 PR fortran/31427 * target-memory.c: New file. * target-memory.h: New file. * simplify.c: Add #include "target-memory.h". (gfc_simplify_transfer): Implement constant- folding for TRANSFER intrinsic. * Make-lang.in: Add dependencies on new target-memory.* files. 2007-05-15 Paul Brook * trans-types.c (gfc_type_for_size): Handle signed TImode. 2007-05-14 Francois-Xavier Coudert PR fortran/30723 * trans.h (gfor_fndecl_internal_malloc, gfor_fndecl_internal_malloc64, gfor_fndecl_internal_free): Remove prototypes. (gfor_fndecl_os_error, gfc_call_free, gfc_call_malloc): Add prototypes. * trans.c (gfc_call_malloc, gfc_call_free): New functions. * f95-lang.c (gfc_init_builtin_functions): Add __builtin_free and __builtin_malloc builtins. * trans-decl.c (gfor_fndecl_internal_malloc, gfor_fndecl_internal_malloc64, gfor_fndecl_internal_free): Remove. (gfor_fndecl_os_error): Add. (gfc_build_builtin_function_decls): Don't create internal_malloc, internal_malloc64 and internal_free library function declaration. Create os_error library call function declaration. * trans-array.c (gfc_trans_allocate_array_storage, gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias, gfc_conv_array_parameter, gfc_duplicate_allocatable): Use gfc_call_malloc and gfc_call_free instead of building calls to internal_malloc and internal_free. * trans-expr.c (gfc_conv_string_tmp): Likewise. * trans-stmt.c (gfc_do_allocate, gfc_trans_assign_need_temp, gfc_trans_pointer_assign_need_temp, gfc_trans_forall_1, gfc_trans_where_2: Likewise. * trans-intrinsic.c (gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate, gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_trim): Likewise. 2007-05-14 Francois-Xavier Coudert PR fortran/31725 * trans-expr.c (gfc_conv_substring): Evaluate substring bounds only once. 2007-05-14 Rafael Avila de Espindola * f95-lang.c (LANG_HOOKS_UNSIGNED_TYPE): Remove. * trans-intrinsic.c (gfc_conv_intrinsic_ishft): Use unsigned_type_for instead of gfc_unsigned_type. * trans-stmt.c (gfc_trans_do): Use unsigned_type_for instead of gfc_unsigned_type. * trans-types.c (gfc_unsigned_type): Remove. * trans-types.h (gfc_unsigned_type): Remove. 2007-05-12 Paul Thomas PR fortran/30746 * resolve.c (check_host_association): New function that detects incorrect host association and corrects it. (gfc_resolve_expr): Call the new function for variables and functions. * match.h : Remove prototype for gfc_match_rvalue. * gfortran.h : Add prototype for gfc_match_rvalue. 2007-05-11 Paul Thomas PR fortran/30876 * trans-expr.c (gfc_conv_function_call): Reduce indirection for direct assignments of recursive array valued functions. * primary.c (gfc_match_rvalue): Correct error for recursive function calls such that directly recursive calls of scalar function without an explicit result are disallowed. 2007-05-11 Paul Thomas PR fortran/30878 * resolve.c (resolve_fl_namelist): It is not an error if the namelist element is the result variable of the enclosing function. Search for the symbol in current and all parent namespaces for a potential conflict. * symbol.c (check_conflict): Remove the conflict between 'in_namelist' and 'FL_PROCEDURE' because the symbol info is not available to exclude function result variables. * trans-io.c (nml_get_addr_expr): Use the fake result decl if the symbol is an implicit result variable. 2007-05-11 Paul Thomas PR fortran/31474 * decl.c (get_proc_name): If an entry has already been declared as a module procedure, pick up the symbol and the symtree and use them for the entry. 2007-05-08 Paul Thomas PR fortran/31630 * resolve.c (resolve_symbol): Remove the flagging mechanism from the formal namespace resolution and instead check that the formal namespace is not the current namespace. 2007-05-08 Paul Thomas PR fortran/31692 * trans-array.c (gfc_conv_array_parameter): Convert full array references to the result of the procedure enclusing the call. 2007-05-08 Paul Thomas PR fortran/29397 PR fortran/29400 * decl.c (add_init_expr_to_sym): Expand a scalar initializer for a parameter array into an array expression with the right shape. * array.c (spec_dimen_size): Remove static attribute. * gfortran.h : Prototype for spec_dimen_size. 2007-05-07 Francois-Xavier Coudert PR fortran/31399 * trans-stmt.c (gfc_trans_do): Handle large loop counts. 2007-05-07 Francois-Xavier Coudert PR fortran/31764 * simplify.c (gfc_simplify_new_line): NEW_LINE can be simplified even for non constant arguments. 2007-05-06 Jerry DeLisle Francois-Xavier Coudert PR fortran/31201 * gfortran.h: Add runtime error codes from libgfortran.h. Define MAX_UNIT_NUMBER. * trans.c (gfc_trans_runtime_check): Update the format of runtime error messages to match library runtime errors. Use call to new library function runtime_error_at(). * trans.h: Add prototype for new function gfc_trans_io_runtime_check. Add declaration for library functions runtime_error_at and generate_error. * trans_io.c (gfc_trans_io_runtime_check): New function. (set_parameter_value): Add error checking for UNIT numbers. (set_parameter_ref): Initialize the users variable to zero. (gfc_trans_open): Move setting of unit number to after setting of common flags so that runtime error trapping can be detected. (gfc_trans_close): Likewise. (build_filepos): Likewise. (gfc_trans_inquire): Likewise. (build_dt): Likewise. * trans-decl.c: Add declarations for runtime_error_at and generate_error. (gfc_build_builtin_function_decls): Build function declarations for runtime_error_at and generate_error. 2007-05-06 Paul Thomas PR fortran/31540 * resolve.c (resolve_fl_procedure): Resolve constant character lengths. 2007-05-05 Jerry DeLisle PR fortran/31251 * decl.c (match_char_spec): Add check for invalid character lengths. 2007-05-04 Brooks Moses * intrinsic.texi (CMPLX): Document result kind. (COMPLEX): Add documentation. 2007-05-04 Daniel Franke PR fortran/31760 * intrinsic.c (add_functions): Replaced calls to gfc_check_g77_math1 by gfc_check_fn_r to avoid checks for scalarity. * check.c (gfc_check_besn): Removed check for scalarity. (gfc_check_g77_math1): Removed. * intrinsic.h (gfc_check_g77_math1): Removed. 2007-05-04 Daniel Franke * check.c (gfc_check_fseek_sub): Fixed typo. 2007-05-04 Daniel Franke PR fortran/22359 * intrinsic.c (add_subroutines): Added FSEEK. * intrinsic.h (gfc_resolve_fseek_sub, gfc_check_fseek_sub): New. * iresolve.c (gfc_resolve_fseek_sub): New. * check.c (gfc_check_fseek_sub): New. * intrinsic.texi (FSEEK): Updated. 2007-05-04 Tobias Burnus PR fortran/31803 * expr.c (gfc_check_pointer_assign): Check for NULL pointer. 2007-05-04 Jerry DeLisle PR fortran/31251 * simplify.c (gfc_simplify_len): Only simplify integer lengths. 2007-05-04 Francois-Xavier Coudert PR fortran/31781 * simplify.c (gfc_simplify_repeat): Don't put function call with side effect in a gcc_assert(). 2007-05-04 Tobias Burnus PR fortran/25071 * interface.c (compare_actual_formal): Check character length. 2007-05-01 Thomas Koenig PR fortran/31732 * dependency.c (gfc_full_array_ref_p): If the reference is to a single element, check that the array has a single element and that the correct element is referenced. 2007-05-01 Daniel Franke * intrinsic.c (add_functions): Fixed ELEMENTAL specifications. (add_subroutines): Replaced magic numbers in function calls by ELEMENTAL and NOT_ELEMENTAL respectively. * intrinsic.texi (MVBITS): Changed class to elemental subroutine. (RANDOM_NUMBER): Changed class to subroutine. (HUGE, TINY): Changed class to inquiry function. 2007-04-30 Brooks Moses * trans-const.c (gfc_conv_mpz_to_tree): Use mpz_get_double_int. (gfc_conv_tree_to_mpz): New function. (gfc_conv_mpfr_to_tree): Use real_from_mpfr. (gfc_conv_tree_to_mpfr): New function. * trans-const.h: (gfc_conv_tree_to_mpz): New prototype. (gfc_conv_tree_to_mpfr): New prototype. 2007-04-30 Daniel Franke * intrinsic.texi (IERRNO): Changed class to non-elemental function. (LOG10): Removed COMPLEX as accepted argument type. (NEW_LINE): Changed class from elemental to inquiry function. (SIGN): Removed requirement of scalar arguments. (SNGL): Changed class to elemental function. 2007-04-29 Francois-Xavier Coudert PR fortran/31591 * simplify.c (simplify_bound_dim): New function. (simplify_bound): Use the above. Perform simplification of LBOUND and UBOUND when DIM argument is not present. 2007-04-29 Daniel Franke * gfortran.texi: Cleaned up keyword index. * invoke.texi: Likewise. * intrinsic.texi: Likewise. 2007-04-29 Francois-Xavier Coudert PR fortran/31645 * scanner.c (load_file): Discard the byte order mark if one is found on the first non-preprocessor line of a file. 2007-04-29 Paul Thomas PR fortran/31711 * trans-array.c (gfc_conv_resolve_dependencies): Create a temp whenever a dependency is found. 2007-04-28 Tobias Schlüter * options.c (gfc_handle_option): Ensure requested free form line length is not too small. 2007-04-27 Brooks Moses * intrinsic.texi (Transfer): Improve documentation. 2007-04-27 Brooks Moses * gfortran.texi (Option Index): Add @samp as needed. 2007-04-27 Daniel Franke * gfortran.texi: Added node and menu entry for an option index. * invoke.texi: Moved command line option related entries of the concept index to the option index. 2007-04-27 Daniel Franke * intrinsic.texi (AND, FPUT, FPUTC, MODULO, OR, SET_EXPONENT, XOR): Fixed examples. 2007-04-27 Daniel Franke * intrinsic.texi (PRODUCT, RESHAPE, SPACING, SPREAD, SUM, SYSTEM_CLOCK, TRANSFER, UNPACK): New. (DATE_AND_TIME, CPU_TIME, RRSPACING): Added cross references. 2007-04-26 Daniel Franke * intrinsic.texi (NULL, PACK, PRESENT, REPEAT, SCAN, SHAPE, SIZE, TRANSPOSE, TRIM, VERIFY): New. (ADJUSTL, ADJUSTR, INDEX): Added cross references. (INT, INT2, INT8, LONG): Enabled section header. 2007-04-25 Janne Blomqvist * module.c (module_char): Replace fgetc() with getc(). (write_char): Replace fputc() with putc(). * scanner.c (load_line): Replace fgetc() with getc(). (gfc_read_orig_filename): Likewise. 2007-04-25 Tobias Burnus PR fortran/31668 * error.c (error_print): Fix %% support. * intrinsic.c (sort_actual): Improve error message. * resolve.c (resolve_actual_arglist): Allow %VAL for interfaces defined in the module declaration part. 2007-04-25 Francois-Xavier Coudert PR libfortran/31299 * intrinsic.texi (GETLOG): Update documentation to reflect library changes. 2007-04-24 Francois-Xavier Coudert PR fortran/31587 * module.c (write_char): Add character to the MD5 buffer. (read_md5_from_module_file): New function. (gfc_dump_module): Compute MD5 for new module file. Call read_md5_from_module_file. Only overwrite old module file if the new MD5 is different. 2007-04-23 Paul Thomas PR fortran/31630 * resolve.c (resolve_symbol): Allow resolution of formal namespaces nested within formal namespaces coming from modules. PR fortran/31620 * trans-expr.c (gfc_trans_assignment): Make the call to gfc_trans_zero_assign conditional on the lhs array ref being the only reference. 2007-04-23 Tobias Burnus * primary.c (match_integer_constant): Mention -fno-range-check in the error message. 2007-04-21 Jerry DeLisle PR fortran/31495 * scanner.c (load_line): Remove check for comment after ampersand and adjust tracking of ampersand. 2007-04-21 Andrew Pinski * f95-lang.c (lang_tree_node): Use GENERIC_NEXT instead of checking GIMPLE_STMT_P in chain_next. 2007-04-17 Tobias Schlüter * trans-types.h (gfc_packed): New enum. (gfc_get_nodesc_array_type): Change prototype to use new enum. * trans-types.c (gfc_get_nodesc_array): Use gfc_packed for argument packed. Adapt all references to values accordingly. (gfc_sym_type): Use enum values in call to gfc_get_nodesc_array. (gfc_get_derived_type): Likewise. * trans-array.c (gfc_build_constant_array_constructor): Likewise. * trans-expr.c (gfc_get_interface_mapping_charlen): Changed packed argument to type gfc_packed. (gfc_add_interface_mapping): Use enum values in call to gfc_get_interface_mapping. * trans-decl.c (gfc_build_dummy_array_decl): Adapt to use enum values when determining packing. * trans-decl.c (gfc_finish_decl): Remove unused second argument 'init'. Simplify code accordingly. Remove calls to gfc_fatal_error in favor of gcc_assert. (create_function_arglist): Remove second argument from calls to gfc_finish-decl. (gfc_trans_dummy_character): Likewise. * arith.h: Update copyright years. * dependency.h: Likewise. * gfortran.h: Likewise. * lang-specs.h: Likewise. * parse.h: Likewise. * symbol.c: Likewise. * trans.h: Likewise. * trans.c: Likewise. * trans-array.c: Likewise. * trans-common.c: Likewise. * trans-const.h: Likewise. * trans-const.c: Likewise. * trans-decl.c: Likewise. * trans-expr.c: Likewise. * trans-io.c: Likewise. * trans-openmp.c: Likewise. * trans-types.h: Likewise. * types.def: Likewise. 2007-04-17 Tobias Schlüter PR fortran/31144 * decl.c (gfc_sym_mangled_identifier): Use capital letters in name mangling. (gfc_sym_mangled_function_id): Likewise. 2007-04-15 Paul Thomas PR fortran/31204 * primary.c (check_for_implicit_index): New function to check that a host associated variable is not an undeclared implied do loop index. (gfc_match_rvalue, match_variable): Use it and reset the implied_index attribute. * gfortran.h : Add the implied_index field to symbol_attribute. * match.c (gfc_match_iterator): Mark the iterator variable with the new attribute. * decl.c (build_sym): Reset the new attribute. 2007-04-15 Kazu Hirata * gfc-internals.texi: Fix typos. * simplify.c: Fix a comment typo. 2007-04-14 Bernhard Fischer * primary.c: Commentary typo fix; Add question about redundant (?) set. 2007-04-14 Paul Thomas PR fortran/29507 PR fortran/31404 * expr.c (scalarize_intrinsic_call): New function to scalarize elemental intrinsic functions in initialization expressions. (check_init_expr): Detect elemental intrinsic functions in initalization expressions and call previous. 2007-04-13 Tobias Burnus PR fortran/31559 * primary.c (match_variable): External functions are no variables. 2007-04-13 Paul Thomas PR fortran/31550 * trans-types.c (copy_dt_decls_ifequal): Do not get pointer derived type components. 2007-04-13 Tobias Schlüter PR fortran/18937 * resolve.c: Include obstack.h and bitmap.h. New variable labels_obstack. (code_stack): Add tail and reachable_labels fields. (reachable_labels): New function. (resolve_branch): Rework to use new fields in code_stack. (resolve_code): Call reachable_labels. (resolve_codes): Allocate and free labels_obstack. 2007-04-12 Tobias Schlüter PR fortran/31250 * decl.c (match_char_spec): Move check for negative CHARACTER length ... * resolve.c (resolve_charlen): ... here. (resolve_types): Resolve CHARACTER lengths earlier. 2007-04-12 Daniel Franke PR fortran/31234 * intrinsic.texi (RANDOM_SEED, RANDOM_NUMBER): New. 2007-04-12 Tobias Schlüter PR fortran/31266 * primary.c (gfc_variable_attr): Don't copy string length if it doesn't make sense. * resolve.c (resolve_code): Clarify error message. PR fortran/31471 * decl.c (gfc_match_end): Also check for construct name in END FORALL and END WERE statements. * match.c (match_case_eos): Use uppercase for statement name in error message. (match_elsewhere): Construct name may appear iff construct has a name. * trans-types.c: Update copyright years. Reformat long comment explaining array descriptor format. Remove obsolete mention of TYPE_SET. * arith.c (gfc_arith_uplus): Rename to ... (gfc_arith_identity): ... this. (gfc_parentheses): New function. (gfc_uplus): Adapt to renamed function. * arith.h (gfc_parentheses): Add prototype. * expr.c (gfc_copy_expr): Deal with INTRINSIC_PARENTHESES. (simplifiy_intrinsic_op): Treat INTRINSIC_UPLUS separately from INTRINSIC_PARENTHESES. 2007-04-12 Tobias Burnus PR fortran/31472 * decl.c (match_attr_spec): Allow PRIVATE/PUBLIC attribute in type definitions. (gfc_match_private): Allow PRIVATE statement only in specification part of modules. (gfc_match_public): Ditto for PUBLIC. (gfc_match_derived_decl): Allow PRIVATE/PUBLIC attribute only in specificification part of modules. 2007-04-07 Paul Thomas PR fortran/31257 * intrinsic.c (add_functions): Add ref. to gfc_resolve_achar. * intrinsic.h : Add prototype for gfc_resolve_achar. * iresolve.c (gfc_resolve_achar): New function. 2007-04-07 Paul Thomas PR fortran/30880 * resolve.c (resolve_fl_variable): Set flag to 2 for automatic arrays. Make condition for automatic array error explicit. If a dummy, no error on an INTENT(OUT) derived type. 2007-04-07 Paul Thomas PR fortran/30872 * expr.c (find_array_element): Correct arithmetic for rank > 1. 2007-04-07 Paul Thomas PR fortran/31222 * check.c (numeric_check): If an expresson has not got a type, see if it is a symbol for which a default type applies. 2007-04-07 Paul Thomas PR fortran/31214 * trans-decl.c (gfc_get_symbol_decl): Allow unreferenced use associated symbols. 2007-04-07 Paul Thomas PR fortran/31293 * symbol.c (gfc_check_function_type): New function. * gfortran.h : Add prototype for previous. * parse.c (parse_progunit): Call it after parsing specification statements. 2007-04-05 Paul Thomas PR fortran/31483 * trans-expr.c (gfc_conv_function_call): Give a dummy procedure the correct type if it has alternate returns. 2007-04-05 Paul Thomas PR fortran/31292 * decl.c (gfc_match_modproc): Go up to the top of the namespace tree to find the module namespace for gfc_get_symbol. 2007-04-03 Francois-Xavier Coudert PR fortran/31304 * fortran/gfortran.h (gfc_charlen_int_kind): New prototype. * fortran/trans-types.c (gfc_charlen_int_kind): New variable. (gfc_init_types): Define gfc_charlen_int_kind. * fortran/trans.h (gfor_fndecl_string_repeat): Remove prototype. * fortran/trans-decl.c (gfor_fndecl_string_repeat): Delete. (gfc_build_intrinsic_function_decls): Don't set gfor_fndecl_string_repeat. * fortran/trans-intrinsic.c (gfc_conv_intrinsic_repeat): Rewrite so that we don't have to call a library function. * fortran/simplify.c (gfc_simplify_repeat): Perform the necessary checks on the NCOPIES argument, and work with arbitrary size arguments. 2007-03-31 Tobias Burnus * intrinsic.c (add_functions): Fix name of dummy argument for new_line and exit intrinsic. 2007-03-31 Paul Thomas PR fortran/31160 * gfortran.texi: Add a section for the %VAL, %REF and %LOC extensions. 2007-03-30 Rafael Avila de Espindola * trans-types.c (gfc_signed_or_unsigned_type): Remove. (gfc_unsigned_type): Use get_signed_or_unsigned_type instead of gfc_signed_or_unsigned_type. (gfc_signed_type): Ditto. * trans-types.h (gfc_signed_or_unsigned_type): Remove. * f95-lang.c (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove. 2007-03-30 Tobias Schlüter * symbol.c (gfc_find_gsymbol): Simplify, don't unconditionally descend into all branches. 2007-03-29 Tobias Schlüter * intrinsic.c (conv_name): Let gfc_get_string handle the format. (find_conv): Compare pointers instead of calling strcmp. (find_sym): Likewise, but ensure that the compared pointer is in the global string table. 2007-03-28 Tobias Schlüter * gfc-internals.texi: Fix output filename. Merge type index into concept index. Start documentation of gfc_code structure. 2007-03-26 Brooks Moses * gfc-internals.texi: New file, * Make-lang.in: Add rules to convert it to dvi, pdf, and info. 2007-03-26 Brooks Moses * error.c (show_locus): Remove always-false test. 2007-03-26 Brooks Moses * lang.opt: Minor edits to descriptions. 2007-03-25 Francois-Xavier Coudert PR fortran/30877 * fortran/interface.c (check_operator_interface): Implement the standard checks on user operators extending intrinsic operators. * fortran/resolve.c (resolve_operator): If the ranks of operators don't match, don't error out but try the user-defined ones first. 2007-03-24 Francois-Xavier Coudert PR fortran/30655 * expr.c (check_dimension): Fix logic of comparisons. 2007-03-24 Paul Thomas PR fortran/31215 * trans-expr.c (gfc_apply_interface_mapping_to_expr): Return int result that is non-zero if the expression is the function result. Only the characteristics of the result expression can be used in a procedure interface, so simplify LEN in situ using its character length. PR fortran/31209 PR fortran/31200 * trans-expr.c (gfc_conv_function_call): Do not use gfc_conv_expr_reference for actual pointer function with formal target because a temporary is created that does not transfer the reference correctly. Do not indirect formal pointer functions since it is the function reference that is needed. 2007-03-24 Brooks Moses * gfortran.h: Edit comments on GFC_STD_*. 2007-03-23 Brooks Moses * invoke.texi: Misc. small typo fixes. (-Wcharacter-truncation): Add. (-Wnonstd-intrinsics): Correct spelling. (-std=): Edit. (-fintrinsic-modules-path): Add. 2007-03-23 Francois-Xavier Coudert PR fortran/30834 * arith.c (complex_pow): Rewrite to handle large power. (gfc_arith_power): Handle large power in the real and integer cases. 2007-03-22 Francois-Xavier Coudert PR fortran/31262 * trans-const.c (gfc_conv_mpz_to_tree): Allow integer constants larger than twice the width of a HOST_WIDE_INT. 2006-03-22 Paul Thomas PR fortran/31193 * trans-intrinsic.c (gfc_size_in_bytes): Remove function. (gfc_conv_intrinsic_array_transfer): Remove calls to previous. Explicitly extract TREE_TYPEs for source and mold. Use these to calculate length of source and mold, except for characters, where the se string_length is used. For mold, the TREE_TYPE is recalculated using gfc_get_character_type_len so that the result is correctly cast for character literals and substrings. Do not use gfc_typenode_for_spec for the final cast. 2007-03-22 Tobias Schlüter PR fortran/20897 * decl.c (gfc_match_derived_decl): Reliably reject 'doubleprecision' and 'doublecomplex' as type names. 2007-03-19 Francois-Xavier Coudert PR fortran/31203 * trans-expr.c (gfc_trans_init_string_length): Length should never be negative. (gfc_conv_function_call): Likewise. 2007-03-18 Paul Thomas PR fortran/30531 PR fortran/31086 * symbo.c : Add gfc_derived_types. (gfc_free_dt_list): Free derived type list gfc_derived_types. (gfc_free_namespace): Remove call to gfc_free_dt_list. (gfc_symbol_done_2): Call gfc_free_dt_list. * gfortran.h : Declare gfc_derived_types to be external. Remove derived types field from gfc_namespace. * resolve.c (resolve_fl_derived): Refer to gfc_derived types rather than namespace derived_types. (resolve_fntype): Remove special treatment for module derived type functions. * trans-types.c (gfc_get_derived_type): Remove search for like derived types. Finish by copying back end declaration to like derived types in the derived type list gfc_derived_types. 2007-03-17 Francois-Xavier Coudert PR fortran/31120 * trans-expr.c (gfc_conv_powi): Make n argument unsigned hwi. (gfc_conv_cst_int_power): Handle integer exponent with care, since it might be too large for us. 2007-03-17 Francois-Xavier Coudert PR fortran/31184 * invoke.texi: Fix typo. 2007-03-16 Tobias Burnus * trans-decl.c (gfc_generate_function_code): Use all arguments of set_std. 2007-03-15 Francois-Xavier Coudert * gfortran.h (gfc_option_t): Add flag_backtrace field. * lang.opt: Add -fbacktrace option. * invoke.texi: Document the new option. * trans-decl.c (gfc_build_builtin_function_decls): Add new option to the call to set_std. * options.c (gfc_init_options, gfc_handle_option): Handle the new option. 2007-03-15 Tobias Burnus Paul Thomas PR fortran/30922 * decl.c (gfc_match_import): If the parent of the current name- space is null, try looking for an imported symbol in the parent of the proc_name interface. * resolve.c (resolve_fl_variable): Do not check for blocking of host association by a same symbol, if the symbol is in an interface body. 2007-03-15 Paul Thomas PR fortran/30879 * decl.c (match_data_constant): Before going on to try to match a name, try to match a structure component. PR fortran/30870 * resolve.c (resolve_actual_arglist): Do not reject a generic actual argument if it has a same name specific interface. PR fortran/31163 * trans-array.c (parse_interface): Do not nullify allocatable components if the symbol has the saved attribute. 2007-03-14 Francois-Xavier Coudert * trans-array.c (gfc_trans_auto_array_allocation): Replace fold(convert()) by fold_convert(). (gfc_duplicate_allocatable): Likewise. * trans-intrinsic.c (gfc_conv_intrinsic_dot_product): Use build_int_cst instead of converting an integer_zero_node to the final type. 2007-03-14 Jakub Jelinek * module.c (mio_typespec): Don't look at ts->cl if not BT_CHARACTER. 2007-03-13 Brooks Moses PR fortran/30933 PR fortran/30948 PR fortran/30953 * intrinsics.texi (CHDIR): Fix argument names, note that STATUS must be a default integer. (CTIME): Fix argument names, note that RESULT must be a default integer. (EXIT): Note that STATUS must be a default integer. 2007-03-13 Brooks Moses PR fortran/28068 * intrinsic.texi: General whitespace cleanup, remove comment about missing intrinsics. (menu): Add lines for new entries listed below. (ACOSH): Mention specific function DACOSH, correct description phrasing. (ASINH): Mention specific function DASINH, correct description phrasing. (ATANH): Mention specific function DATANH, correct description phrasing. (COS): Add index entry for CCOS. (CPU_TIME): Correct "REAL" to "REAL(*)". (EXP): Add index entry for CEXP. (INT): Correct argument name to "A". (INT2): New entry. (INT8): New entry. (LONG): New entry. (MAX): Add index entries for specific variants. (MCLOCK): New entry. (MCLOCK8): New entry. (SECNDS): Adjust to a more standard form. (SECOND): New entry. (TIME): Add cross-reference to MCLOCK. (TIME8): Add cross-reference to MCLOCK8. 2007-03-11 Paul Thomas PR fortran/30883 * parse.c (parse_interface): Use the default types from the formal namespace if a function or its result do not have a type after parsing the specification statements. 2007-03-08 Brooks Moses * intrinsic.texi: (ICHAR) Improve internal I/O note. (ACHAR): Reference it. (CHAR): Reference it. (IACHAR): Reference it. 2007-03-08 Brooks Moses * intrinsic.texi: (LINK) Document function form. (RENAME): Likewise. (SYMLNK): Likewise. (SYSTEM): Likewise. (UNLINK): Likewise. 2007-03-08 Brooks Moses * intrinsic.texi: minor typo fixes, removed prologue. (FSEEK): moved to correct place in alphabetical order. 2007-03-08 Daniel Franke PR fortran/30947 * check.c (gfc_check_alarm_sub): Added check for default integer kind of status argument. * iresolve.c (gfc_resolve_alarm_sub): Removed conversion of status argument. * intrinsic.texi (ALARM): Extended documentation. 2007-03-08 Daniel Franke * intrinsic.texi (GERROR, ISATTY, TTYNAM): New. (ABORT, FLUSH, FNUM, IRAND, MALLOC, SIGNAL, SRAND): Fixed typo. * intrinsic.c (add_subroutines): Adjusted dummy argument names of GERROR and TTYNAM. 2007-07-08 Tobias Burnus * module.c (gfc_match_use): Support renaming of operators in USE statements. * gfortran.texi (Fortran 2003 Status): Document support of renaming of operators. 2007-07-08 Tobias Burnus PR fortran/30973 * module.c (read_module): Always import module name as symbol. (gfc_match_use): Disallow module name in the only clause of a use statement. 2007-03-08 Paul Thomas PR fortran/31011 * expr.c (find_array_section): Correct arithmetic for section size. 2007-03-07 Brooks Moses * iresolve.c (gfc_resolve_ishftc): Correct s_kind value. 2007-03-06 Daniel Franke PR documentation/30950 * intrinsic.texi (AND, CPU_TIME): Fix dummy argument names. (FREE): Fix call syntax. 2007-03-06 Brooks Moses * intrinsic.texi: Limit column widths to a total of .85. 2007-03-05 Brooks Moses * gfortran.texi (GFortran and G77): Rewrite completely. 2007-03-05 Brooks Moses * match.c (gfc_match_name): Expanded comment. 2007-03-05 Brooks Moses * gfortran.texi (Old-style kind specifications): Document special handling of old-style kind specifiers for COMPLEX. * decl.c (gfc_match_old_kind_spec): Document kind/bytesize assumptions for COMPLEX in comment. 2007-03-05 Brooks Moses PR 31050 * gfortranspec.c (lang_specific_driver): Update program name and copyright date. 2007-03-03 Paul Thomas PR fortran/30882 * check.c (dim_rank_check): The shape of subsections of assumed-size arrays is known. 2007-03-02 Paul Thomas Tobias Burnus PR fortran/30873 * decl.c (gfc_match_entry): Remove erroneous entry result check. 2007-03-01 Brooks Moses * Make-lang.in: Add install-pdf target as copied from automake v1.10 rules. 2007-03-01 Tobias Burnus PR fortran/30865 * trans-intrinsic.c (gfc_conv_intrinsic_size): Compare pointers. 2007-02-28 Tobias Burnus Paul Thomas PR fortran/30888 PR fortran/30887 * resolve.c (resolve_actual_arglist): Allow by-value arguments and non-default-kind for %VAL(). * trans-expr.c (conv_arglist_function): Allow non-default-kind for %VAL(). 2007-02-28 Tobias Burnus PR fortran/30968 * primary.c (next_string_char): Correct reading a character after the delimiter. (match_string_constant): Print warning message only once. 2007-02-27 Richard Guenther * trans-array.c (structure_alloc_comps): Use correct type for null pointer constant. 2007-02-26 Brooks Moses * gfortran.texi: Standardize title page, remove version number from copyright page. 2007-02-26 Thomas Koenig Paul Thomas PR fortran/30865 * trans-intrinsic.c (gfc_conv_intrinsic_size): If dim is an optional argument, check for its presence and call size0 or size1, respectively. 2007-02-23 Paul Thomas PR fortran/30660 * resolve.c (has_default_initializer): New function. (resolve_fl_variable): Call has_default_initializer to determine if the derived type has a default initializer to its ultimate components. 2007-02-22 Jerry DeLisle * options.c (set_default_std_flags): New function to consolidate setting the flags. (gfc_init_options): Use new function. (gfc_handle_option): Use new function. 2007-02-22 Brooks Moses * gfortran.texi (Old-style kind specifications): Document special handling of old-style kind specifiers for COMPLEX. * decl.c (gfc_match_old_kind_spec): Documented kind/bytesize assumptions in comment. 2007-02-21 Bernhard Fischer * parse.c (next_free): Gooble spaces after OpenMP sentinel. 2007-02-20 Thomas Koenig PR fortran/30869 * match.c (gfc_match_iterator): Remove conflict between loop variable and pointer. 2007-02-20 Tobias Burnus PR fortran/30522 * symbol.c (gfc_add_volatile): Allow to set VOLATILE attribute for host-associated variables. * gfortran.h (symbol_attribute): Save namespace where VOLATILE has been set. * trans-decl.c (gfc_finish_var_decl): Move variable declaration to the top. 2007-02-20 Tobias Burnus PR fortran/30783 * resolve.c (resolve_symbol): Add character dummy VALUE check. 2007-02-19 Thomas Koenig PR libfortran/30533 * fortran/iresolve.c (gfc_resolve_maxloc): Remove coercion of argument to default integer. (gfc_resolve_minloc): Likewise. 2007-02-18 Jerry DeLisle PR fortran/30681 * options.c (gfc_init_options): Relax warning level for obsolescent. * match.c (match_arithmetic_if): Change to obsolescent from deleted. (gfc_match_if): Same. 2007-02-18 Roger Sayle * trans-array.c (gfc_build_constant_array_constructor): When the shape of the constructor is known, use that to construct the gfc_array_spec. (gfc_trans_constant_array_constructor): Initialize the "info" information for all of the dimensions of the array constructor. (constant_array_constructor_loop_size): New function. (gfc_trans_array_constructor): Use it to determine whether a loop is suitable for "constant array constructor" optimization. * trans-intrinsic.c (gfc_conv_intrinsic_anyall): Use fold_build2 instead of build2, to avoid conditions like "(a != b) != 0". 2007-02-18 Roger Sayle Paul Thomas PR fortran/30400 * match.c (match_forall_iterator): Use gfc_match_expr instead of gfc_match_variable to match the iterator variable. Return MATCH_NO if not a variable. Remove the reset of the symbol's flavor in cleanup. 2007-02-16 Tobias Burnus PR fortran/30793 * trans-decl.c (gfc_generate_function_code): Do not initialize pointers to derived components. 2007-02-15 Sandra Loosemore Brooks Moses Lee Millward * trans-expr.c (gfc_conv_power_op): Use build_call_expr. (gfc_conv_string_tmp): Likewise. (gfc_conv_concat_op): Likewise. (gfc_build_compare_string): Likewise. (gfc_conv_function_call): Use build_call_list instead of build3. * trans-array.c (gfc_trans_allocate_array_storage): Use build_call_expr. (gfc_grow_array): Likewise. (gfc_trans_array_ctor_element): Likewise. (gfc_trans_array_constructor_value): Likewise. (gfc_array_allocate): Likewise. (gfc_array_deallocate): Likewise. (gfc_trans_auto_array_allocation): Likewise. (gfc_trans_dummy_array_bias): Likewise. (gfc_conv_array_parameter): Likewise. (gfc_trans_dealloc_allocated): Likewise. (gfc_duplicate_allocatable): Likewise. * trans-openmp.c (gfc_trans_omp_barrier): Use build_call_expr. (gfc_trans_omp_flush): Likewise. * trans-stmt.c (gfc_conv_elementel_dependencies): Use build_call_expr. (gfc_trans_pause): Likewise. (gfc_trans_stop): Likewise. (gfc_trans_character_select): Likewise. (gfc_do_allocate): Likewise. (gfc_trans_assign_need_temp): Likewise. (gfc_trans_pointer_assign_need_temp): Likewise. (gfc_trans_forall_1): Likewise. (gfc_trans_where_2): Likewise. (gfc_trans_allocate): Likewise. (gfc_trans_deallocate): Likewise. * trans.c (gfc_trans_runtime_check): Use build_call_expr. * trans-io.c (gfc_trans_open): Use build_call_expr. (gfc_trans_close): Likewise. (build_filepos): Likewise. (gfc_trans_inquire): Likewise. (NML_FIRST_ARG): Delete. (NML_ADD_ARG): Delete. (transfer_namelist_element): Use build_call_expr. (build_dt): Likewise. (gfc_trans_dt_end): Likewise. (transfer_expr): Likewise. (transfer_array-desc): Likewise. * trans-decl.c (gfc_generate_function_code): Use build_call_expr. (gfc_generate_constructors): Likewise. * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Use build_call_expr. (gfc_conv_intrinsic_fdate): Likewise. (gfc_conv_intrinsic_ttynam): Likewise. (gfc_conv_intrinsic_array_transfer): Likewise. (gfc_conv_associated): Likewise. (gfc_conv_intrinsic_si_kind): Likewise. (gfc_conv_intrinsic_trim): Likewise. (gfc_conv_intrinsic_repeat: Likewise. (gfc_conv_intrinsic_iargc): Likewise. 2007-02-14 Jerry DeLisle PR fortran/30779 * scanner.c (gfc_next_char_literal): Add check for end of file after call to advance_line. 2007-02-14 Steven G. Kargl PR fortran/30799 * primary.c (match_logical_constant): Return MATCH_ERROR on invalid kind. 2007-02-14 Steven G. Kargl * misc.c (gfc_typename): Fix potential buffer overflow. 2007-02-13 Paul Thomas PR fortran/30554 * module.c (read_module): Set pointer_info to referenced if the symbol has no namespace. 2007-02-12 Nick Clifton * lang.opt: Add Warning attribute to warning options. 2007-02-11 Daniel Franke * intrinsic.texi (HOSTNM): Fix typographical error in syntax. (SLEEP): Added section and documentation. 2007-02-11 Tobias Schlüter PR fortran/30478 * decl.c (add_init_expr_to_sym): Remove ENUM specific code. (variable_decl): Likewise. Rewrap comment. (match_attr_spec): Remove ENUM specific code. (gfc_match_enum): Fix typo in error message. (enumerator_decl): New function. (gfc_match_enumerator_def): Use enumerator_decl instead of variable_decl. Adapt code accordingly. 2007-02-11 Paul Thomas PR fortran/30554 * module.c (find_symtree_for_symbol): New function to return a symtree that is not a "unique symtree" given a symbol. (read_module): Do not automatically set pointer_info to referenced because this inhibits the generation of a unique symtree. Recycle the existing symtree if possible by calling find_symtree_for_symbol. PR fortran/30319 * decl.c (add_init_expr_to_sym): Make new charlen for an array constructor initializer. 2007-02-10 Richard Henderson , Jakub Jelinek * f95-lang.c (gfc_init_builtin_functions): Add __emutls_get_address and __emutls_register_common. * openmp.c (gfc_match_omp_threadprivate): Don't error if !have_tls. * trans-common.c (build_common_decl): Don't check have_tls. * trans-decl.c (gfc_finish_var_decl): Likewise. * types.def (BT_WORD, BT_FN_PTR_PTR): New. (BT_FN_VOID_PTR_WORD_WORD_PTR): New. 2007-02-09 Tobias Burnus PR fortran/30512 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc, gfc_conv_intrinsic_minmaxval): Use HUGE-1 for most negative integer. 2007-02-09 Francois-Xavier Coudert PR fortran/30720 * trans-array.c (gfc_trans_create_temp_array): Remove use of the function argument. Always generate code for negative extent. Simplify said code. * trans-array.h (gfc_trans_create_temp_array): Change prototype. * trans-expr.c (gfc_conv_function_call): Remove use of last argument of gfc_trans_create_temp_array. * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Likewise. * trans-stmt.c (gfc_conv_elemental_dependencies): Likewise. 2007-02-08 Roger Sayle * trans-stmt.c (gfc_trans_forall_1): Optimize the cases where the mask expression is a compile-time constant (".true." or ".false."). 2007-02-04 Francois-Xavier Coudert PR fortran/30611 * trans-intrinsic.c (gfc_conv_intrinsic_repeat): Evaluate arguments only once. Generate check that NCOPIES argument is not negative. 2007-02-04 Steven G. Kargl PR fortran/30605 * fortran/invoke.texi: Update documentation. * fortran/options.c (gfc_post_options): Deal with tabs with -std=f2003 and -pedantic. 2007-02-03 Kazu Hirata * trans-array.c: Fix a comment typo. 2007-02-03 Paul Thomas PR fortran/30514 * array.c (match_array_element_spec): If the length of an array is negative, adjust the upper limit to make it zero length. PR fortran/30660 * resolve.c (pure_function, resolve_function): Initialize name to null to clear up build warnings. (resolve_fl_variable): Look at components explicitly to check for default initializer, rather than using gfc_default_initializer. 2007-02-02 Steven G. Kargl PR fortran/30683 * resolve.c (resolve_generic_f): Check for non-NULL sym. 2007-02-02 Roger Sayle * trans.c (gfc_build_array_ref): Use STRIP_TYPE_NOPS to eliminate NON_LVALUE_EXPR nodes and useless type conversions. 2007-02-02 Paul Thomas PR fortran/30284 PR fortran/30626 * trans-expr.c (gfc_conv_aliased_arg): Remove static attribute from function and make sure that substring lengths are translated. (is_aliased_array): Remove static attribute. * trans.c : Add prototypes for gfc_conv_aliased_arg and is_aliased_array. * trans-io.c (set_internal_unit): Add the post block to the arguments of the function. Use is_aliased_array to check if temporary is needed; if so call gfc_conv_aliased_arg. (build_dt): Pass the post block to set_internal_unit and add to the block after all io activiy is done. 2007-02-01 Roger Sayle * trans-array.c (gfc_conv_expr_descriptor): We don't need to use a temporary array to pass a constant non-character array constructor. Generalize the descriptor generation code to handle scalarizer "info" without an array reference. 2007-02-01 Roger Sayle * dependency.c (gfc_check_dependency) : Implement dependency checking for array constructors. 2007-02-01 Roger Sayle * trans-stmt.c (compute_overall_iter_number): Document function arguments. Generalize "unconditional forall nest with constant bounds" optimization to eliminate unconditional inner loops with constant bounds. 2007-01-31 Tobias Burnus PR fortran/30520 * interface.c (compare_actual_formal): Check conformance between actual and VOLATILE dummy arguments. * symbol.c (gfc_add_volatile): Allow setting of VOLATILE multiple times in different scopes. * decl.c (gfc_match_volatile): Search symbol in host association. 2007-01-31 Kazu Hirata * simplify.c, trans-array.c: Fix comment typos. 2007-01-30 Ralf Wildenhues * invoke.texi (Code Gen Options): Fix abbreviation typo. * intrinsic.texi (ACCESS, LSHIFT, RSHIFT): Fix typos. 2007-01-30 Steve Ellcey PR fortran/30432 * trans-types.c (gfc_get_function_type): Do not add void_type_node to empty arg list. * trans-decl.c (create_function_arglist): Change assert. 2007-01-29 Paul Thomas PR fortran/30554 * module.c (read_module): If a symbol is excluded by an ONLY clause, check to see if there is a symtree already loaded. If so, attach the symtree to the pointer_info. 2007-01-28 Thomas Koenig PR libfortran/30389 * gfortran.h: Remove gfc_simplify_init_1. * arith.h: Remove third argument from gfc_compare_string. * arith.c (gfc_compare_expression): Remove third argument from call to gfc_compare_string. (gfc_compare_string): Remove third argument xcoll_table. Remove use of xcoll_table. * misc.c (gfc_init_1): Remove call to gfc_simplify_init_1. * simplify.c (ascii_table): Remove. (xascii_table): Likewise. (gfc_simplify_achar): ICE if extract_int fails. Remove use of ascii_table. Warn if -Wsurprising and value < 0 or > 127. (gfc_simplify_char): ICE if extract_int fails. Error if value < 0 or value > 255. (gfc_simplify_iachar): Remove use of xascii_table. Char values outside of 0..255 are an ICE. (gfc_simplify_lge): Remove use of xascii_table. (gfc_simplify_lgt): Likewise. (gfc_simplify_lle): Likewise. (gfc_simplify_llt): Likewise. (invert_table): Remove. (gfc_simplify_init_1): Remove. 2007-01-27 Roger Sayle * trans-stmt.c (forall_info): Replace the next_nest and outer fields that previously implemented a doubly-linked list with a single prev_nest field (singly-linked list). (gfc_trans_nested_forall_loop): The nested_forall_info argument now denotes the innermost FORALL in the loop nest. (compute_overall_iter_number): Use prev_nest instead of next_nest. (gfc_trans_forall_1): Link/cons the new "info" to the head of the nested_forall_info linked list. Free the current "info" when done. 2007-01-27 Paul Thomas PR fortran/30407 * trans-expr.c (gfc_conv_operator_assign): New function. * trans.h : Add prototype for gfc_conv_operator_assign. * trans-stmt.c (gfc_trans_where_assign): Add a gfc_symbol for a potential operator assignment subroutine. If it is non-NULL call gfc_conv_operator_assign instead of the first assignment. ( gfc_trans_where_2): In the case of an operator assignment, extract the argument expressions from the code for the subroutine call and pass the symbol to gfc_trans_where_assign. resolve.c (resolve_where, gfc_resolve_where_code_in_forall, gfc_resolve_forall_body): Resolve the subroutine call for operator assignments. 2007-01-26 Steven Bosscher Steven G. Kargl PR fortran/30278 * fortran/io.c (next_char): Deal with backslash escaped characters. Issue warnings in non -std=gnu cases. * fortran/primary.c (next_string_char): Issue warnings in non 2007-01-26 Tobias Burnus * lang-specs.h: Add support for .f03 and .F03 extensions. * gfortran.texi: Document .f03 extension. * options.c (form_from_filename): Recognize .f03. 2007-01-25 Manuel Lopez-Ibanez PR fortran/30437 * lang.opt (Wall): Remove RejectNegative. * options.c (gfc_handle_option): Wall can be disabled. (set_Wall): Add a parameter for disabling Wall. 2007-01-23 Jerry DeLisle PR fortran/30532 * scanner.c (load_line): Remove check fot ctrl-z and don't gobble. 2007-01-23 Paul Thomas PR fortran/30481 * match.c (gfc_match_namelist): Add check for assumed size character in namelist and provide error if found. 2007-01-21 Brooks Moses * intrinsic.texi (ACHAR): Added cross-references. (CHAR): Put cross-references in alphabetical order. (IACHAR): Added cross-references. (ICHAR): Added cross-references. 2007-01-20 Brooks Moses * intrinsic.texi: Edited all "Syntax" examples to a consistent form. (MAXVAL): Corrected description of result characteristics. (MINVAL): Same. (UMASK): Added documentation. 2007-01-20 Steven G. Kargl * openmp.c, matchexp.c, module.c, scanner.c, resolve.c, st.c, parse.c, primary.c, options.c, misc.c, simplify.c: Next installment in the massive whitespace patch. 2007-01-20 Roger Sayle * module.c (mio_array_ref): The dimen_type fields of an array ref are an enumerated type and can't be read/written directly with a call to mio_integer. Instead loop over and cast each element. 2007-01-20 Roger Sayle * dependency.c (gfc_full_array_ref_p): Check that ref->next is NULL, i.e. that the ARRAY_REF doesn't mention components. * trans-array.c (gfc_constant_array_constructor_p): Export external function renamed from constant_array_constructor_p. (gfc_build_constant_array_constructor): Export. (gfc_trans_array_constructor): Update call to the renamed function constant_array_constructor_p. * trans-array.h (gfc_constant_array_constructor_p): Prototype here. (gfc_build_constant_array_constructor): Likewise. * trans-expr.c (gfc_build_memcpy_call): New helper function split out from gfc_trans_array_copy. (gfc_trans_array_copy): Use gfc_build_memcpy_call. (gfc_trans_array_constructor_copy): New function to optimize assigning an entire array from a constant array constructor. (gfc_trans_assignment): Call gfc_trans_array_constructor_copy when appropriate. 2007-01-20 Roger Sayle * trans-intrinsic.c (gfc_conv_intrinsic_sign): New branchless implementation for the SIGN intrinsic with integral operands. (gfc_conv_intrinsic_minmax): Fix whitespace. 2007-01-20 Francois-Xavier Coudert * gfortran.h (gfc_options_t): Add flag_allow_leading_underscore. * lang.opt: Add -fallow-leading-underscore. * match.c (gfc_match_name): Allow leading underscore in symbol name if -fallow-leading-underscore is used. * symbol.c (gfc_get_default_type): Add special case for symbol names beginning with an underscore. * trans-decl.c (gfc_get_extern_function_decl, gfc_build_intrinsic_function_decls): Add _gfortran prefix to library symbols selected_int_kind, selected_real_kind and all specifics. * options.c (gfc_init_options, gfc_handle_option): Handle the new -fallow-leading-underscore option. 2007-01-20 Francois-Xavier Coudert PR fortran/30446 * options.c (gfc_handle_module_path_options): Path used in -J option is now added to the module search path. 2007-01-20 Richard Guenther PR fortran/30223 * f95-lang.c (gfc_init_builtin_functions): Provide cbrt and cexpi builtins if we have TARGET_C99_FUNCTIONS. Provide sincos builtins if the target has sincos. 2007-01-19 Brooks Moses * intrinsic.texi (MATMUL): Corrected a typo. (MAX): Separated @var arguments. (MIN): Separated @var arguments. 2007-01-19 Brooks Moses * intrinsic.texi: general whitespace cleanup. (menu): Added TIME8, removed UNMASK. (AINT): Clarified argument requirement. (ANINT): Clarified argument requirement. (CEILING): Clarified argument requirement. (CHAR): Clarified argument requirement. (CMPLX): Clarified argument requirement. (DCMPLX): Clarified argument requirement. (FGET): Line rewrapping. (FLOOR): Clarified argument requirement. (GMTIME): Added documentation. (IAND): Added cross-reference. (IBCLR): Added cross-reference. (IBSET): Added cross-reference. (IEOR): Added cross-reference. (INT): Collapsed examples, clarified argument requirement. (IOR): Added cross-references. (LEN_TRIM): Corrected result kind. (LINK): Added cross-reference. (LLT): Removed "documentation pending". (LOGICAL): Added documentation. (LSHIFT): Added documentation. (LTIME): Added documentation. (MATMUL): Added documentation. (MAX): Added documentation. (MAXLOC): Added documentation. (MAXVAL): Added documentation. (MERGE): Added documentation. (MIN): Added documentation. (MINLOC): Added documentation. (MINVAL): Added documentation. (MVBITS): Moved to correct place, added documentation. (NOT): Added documentation. (PERROR): Added documentation. (RAN): Moved to correct place, added documentation. (REAL): Clarified argument requirement. (RENAME): Added documentation. (RSHIFT): Clarified argument requirement. (SIGN): Corrected table specification. (SYMLNK): Added documentation. (SYSTEM): Added documentation. (TIME): Added documentation. (TIME8): Added section and documentation. (UNMASK): Removed erroneous section. 2007-01-18 H.J. Lu * trans-stmt.c (compute_overall_iter_number): Fix a typo. 2007-01-18 Roger Sayle * trans-expr.c (copyable_array_p): Consider user derived types without allocatable components to be copyable. 2007-01-18 Roger Sayle * trans-stmt.c (compute_overall_iter_number): Enhance to precompute the number of interations in unconditional FORALL nests with constant bounds. 2007-01-18 Francois-Xavier Coudert Tobias Burnus PR libfortran/29649 * gfortran.h (gfc_option_t): Add flag_dump_core. * lang.opt: Add -fdump-core option. * invoke.texi: Document the new options. * trans-decl.c (gfc_build_builtin_function_decls): Add new options to the call to set_std. * options.c (gfc_init_options, gfc_handle_option): Set the new options. 2007-01-17 Paul Thomas PR fortran/30476 * module.c (load_generic_interfaces): Make the marking of the symbol as ambiguous conditional on the module names being different. (write_generic): Ensure that the generic interface has a non-NULL module field. 2007-01-16 Roger Sayle PR fortran/30404 * trans-stmt.c (forall_info): Remove pmask field. (gfc_trans_forall_loop): Remove NVAR argument, instead assume that NVAR covers all the interation variables in the current forall_info. Add an extra OUTER parameter, which specified the loop header in which to place mask index initializations. (gfc_trans_nested_forall_loop): Remove NEST_FLAG argument. Change the semantics of MASK_FLAG to only control the mask in the innermost loop. (compute_overall_iter_number): Optimize the trivial case of a top-level loop having a constant number of iterations. Update call to gfc_trans_nested_forall_loop. Calculate the number of times the inner loop will be executed, not to size of the iteration space. (allocate_temp_for_forall_nest_1): Reuse SIZE as BYTESIZE when sizeof(type) == 1. Tidy up. (gfc_trans_assign_need_temp): Remove NEST_FLAG argument from calls to gfc_trans_nested_forall_loop. (gfc_trans_pointer_assign_need_temp): Likewise. (gfc_trans_forall_1): Remove unused BYTESIZE, TMPVAR, SIZEVAR and LENVAR local variables. Split mask allocation into a separate hunk/pass from mask population. Use allocate_temp_for_forall_nest to allocate the FORALL mask with the correct size. Update calls to gfc_trans_nested_forall_loop. (gfc_evaluate_where_mask): Update call to gfc_trans_nested_forall_loop. (gfc_trans_where_2): Likewise. 2007-01-15 Paul Thomas PR fortran/28172 * trans-stmt.c (gfc_trans_call): If it does not have one, get a backend_decl for an alternate return. PR fortran/29389 * resolve.c (pure_function): Statement functions are pure. Note that this will have to recurse to comply fully with F95. PR fortran/29712 * resolve.c (resolve_function): Only a reference to the final dimension of an assumed size array is an error in an inquiry function. PR fortran/30283 * resolve.c (resolve_function): Make sure that the function expression has a type. 2007-01-14 Paul Thomas PR fortran/30410 * trans-decl.c (gfc_sym_mangled_function_id): Module, external symbols must not have the module name prepended. 2007-01-11 Thomas Koenig PR libfortran/30415 * iresolve.c (gfc_resolve_maxloc): If the rank of the return array is nonzero and we process an integer array smaller than default kind, coerce the array to default integer. * iresolve.c (gfc_resolve_minloc): Likewise. 2007-01-11 Brooks Moses * simplify.c: Update copyright to 2007. * scanner.c: Same. 2007-01-11 Francois-Xavier Coudert PR fortran/30430 * scanner.c (gfc_release_include_path): Free gfc_option.module_dir only once! 2007-01-09 Brooks Moses * simplify.c (gfc_simplify_ibclr): Fix POS comparison. (gfc_simplify_ibset): Same. 2007-01-09 Brooks Moses PR 30381 PR 30420 * simplify.c (convert_mpz_to_unsigned): New function. (convert_mpz_to_signed): New function, largely based on twos_complement(). (twos_complement): Removed. (gfc_simplify_ibclr): Add conversions to and from an unsigned representation before bit-twiddling. (gfc_simplify_ibset): Same. (gfc_simplify_ishftc): Add checks for overly large constant arguments, only check the third argument if it's present, carry over high bits into the result as appropriate, and perform the final conversion back to a signed representation using the correct sign bit. (gfc_simplify_not): Removed unnecessary masking. 2007-01-09 Paul Thomas PR fortran/30408 * resolve.c (resolve_code): Use the code->expr character length directly to set length of llen. 2007-01-09 Jerry DeLisle PR fortran/30408 * lang.opt: Add Wcharacter_truncation option. * options.c (gfc_init_options): Initialize gfc_option.warn_character_truncation to zero. (gfc_handle_option): Add case for OPT_Wcharacter_truncation. 2007-01-08 Steven G. Kargl * interface.c, intrinsic.c, gfortranspec.c, io.c, f95-lang.c, iresolve.c, match.c: Update Copyright years. Whitespace. 2007-01-08 Richard Guenther * trans-io.c (transfer_array_desc): Use build_int_cst instead of build_int_cstu. 2007-01-08 Roger Sayle * trans-array.c (constant_array_constructor_p): New function to determine whether an array constructor consists only of constant elements, and if so return it's size. (gfc_build_constant_array_constructor): Construct a statically initialized gfortran array for a given EXPR_ARRAY. (gfc_trans_constant_array_constructor): Efficiently scalarize a constant array constructor. (gfc_trans_array_constructor): Tidy up use of CONST_STRING. Special case scalarization of constant array constructors, all of whose elements are specified, using constant_array_constructor_p and gfc_trans_constant_array_constructor. (gfc_conv_scalarized_array_ref): Check whetger info->offset is zero before adding it to index, to avoid creating a NON_LVALUE_EXPR. 2007-01-08 Kazu Hirata gfortran.texi: Fix typos. 2007-01-07 Steven G. Kargl * decl.c, dump-parse-tree.c, error.c, data.c, expr.c, dependency.c, convert.c: Update Copyright dates. Fix whitespace. 2007-01-07 Bernhard Fischer * data.c (gfc_assign_data_value): Fix whitespace. 2007-01-07 Bernhard Fischer * trans-array.c (gfc_trans_create_temp_array, gfc_array_init_size): Commentary typo fix. 2007-01-07 Bernhard Fischer PR fortran/27698 * match.c (gfc_match_name): Print diagnostics for invalid character in names. 2007-01-06 Steven G. Kargl * array.c: Fix whitespace in comment table. 2007-01-06 Steven G. Kargl * array.c, bbt.c, check.c: Update copyright years. Whitespace. 2007-01-06 Steven G. Kargl * arith.c: Update copyright years. Whitespace. 2007-01-05 Roger Sayle * trans-expr.c (gfc_trans_assignment_1): New subroutine to scalarize array assignments split out from gfc_trans_assignment. (gfc_trans_array_copy): New function to implement array to array copies via calls to __builtin_memcpy. (copyable_array_p): New helper function to identify an array of simple/POD types, that may be copied/assigned using memcpy. (gfc_trans_assignment): Use gfc_trans_array_copy to handle simple whole array assignments considered suitable by copyable_array_p. Invoke gfc_trans_assignment_1 to perform the fallback scalarization. 2007-01-05 Roger Sayle * trans-array.c (gfc_trans_array_constructor_value): Make the static const "data" array as TREE_READONLY. * trans-stmt.c (gfc_trans_character_select): Likewise. 2007-01-05 Roger Sayle * trans-array.c (gfc_conv_loop_setup): Test whether the loop stride is one, to avoid fold_build2 introducing a useless NON_LVALUE_EXPR node. 2007-01-05 Tobias Burnus * symbol.c (check_conflict): Fix error message. 2007-01-05 Paul Thomas PR fortran/23232 * decl.c (gfc_in_match_data, gfc_set_in_match_data): New functions to signal that a DATA statement is being matched. (gfc_match_data): Call gfc_set_in_match_data on entry and on exit. * gfortran.h : Add prototypes for above. * expr.c (check_init_expr): Avoid check on parameter or variable if gfc_in_match_data is true. (gfc_match_init_expr): Do not call error on non-reduction of expression if gfc_in_match_data is true. PR fortran/27996 PR fortran/27998 * decl.c (gfc_set_constant_character_len): Add boolean arg to flag array constructor resolution. Warn if string is being truncated. Standard dependent error if string is padded. Set new arg to false for all three calls to gfc_set_constant_character_len. * match.h : Add boolean arg to prototype for gfc_set_constant_character_len. * gfortran.h : Add warn_character_truncation to gfc_options. * options.c (set_Wall): Set warn_character_truncation if -Wall is set. * resolve.c (resolve_code): Warn if rhs string in character assignment has to be truncated. * array.c (gfc_resolve_character_array_constructor): Set new argument to true for call to gfc_set_constant_character_len. 2007-01-05 Tobias Burnus PR fortran/29624 * interface.c (compare_parameter_intent): New function. (check_intents): Support pointer intents. * symbol.c (check_conflict): Support pointer intents, better conflict_std message. * expr.c (gfc_check_assign,gfc_check_pointer_assign): Support pointer intents. * resolve.c (resolve_deallocate_expr,resolve_allocate_expr): Support pointer intents. 2007-01-03 Brooks Moses PR 30371 * check.c (gfc_check_kill_sub): Add checks for non-scalar arguments. 2007-01-04 Brooks Moses * intrinsic.texi: Minor cleanup, reflowing overlong paragraphs, and correcting whitespace. 2007-01-04 Brooks Moses * intrinsic.texi (LBOUND): Add documentation. (LGE): Add documentation. (LGT): Add documentation. (LINK): Add documentation. (LLE): Add documentation. (LLT): Add documentation. (LNBLNK): Add documentation. (UBOUND): Add documentation. (UNLINK): Add documentation. 2007-01-04 Brooks Moses * intrinsic.texi (IAND): Clarify argument specifications. (IBCLR): Add documentation. (IBITS): Add documentation. (IBSET): Add documentation. (IEOR): Add documentation. (IERRNO): Add documentation. (INDEX): Add documentation. (IOR): Add documentation. (ISHFT): Add documentation. (ISHFTC): Add documentation. (KILL): Add documentation. (LEN_TRIM): Add documentation. 2007-01-04 Brooks Moses PR 30235 * interface.c (compare_actual_formal): check for alternate returns when iterating over non-present arguments. 2007-01-04 Brooks Moses * invoke.texi: Update manpage copyright to include 2007. 2007-01-04 Brooks Moses * gfortran.texi: Update copyright to include 2007. * intrinsic.texi: Update copyright to include 2007. * invoke.texi: Update copyright to include 2007. 2007-01-02 Tobias Burnus Jakub Jelinek PR fortran/30276 * scanner.c (open_included_file): Revert patch. (gfc_open_included_file): Support absolute pathnames. (gfc_open_intrinsic_module): Support absolute pathnames. 2007-01-03 Brooks Moses * gfortran.texi (GNU Fortran and GCC): Rewrite 2007-01-03 Brooks Moses * gfortran.texi (Introduction): Lower "Part I: Introduction" to a chapter, renumber Parts II and III to Parts I and II. * intrinsic.texi (Introduction): Rename to "Introduction to Intrinsics" to avoid conflict with the new chapter. 2007-01-03 Brooks Moses * intrinsic.texi (Introduction): Rewrite first paragraph. 2007-01-03 Brooks Moses * invoke.texi (OpenMP): Added index entry. * gfortran.texi (title page): Removed erroneous '*'. 2007-01-03 Brooks Moses * gfortran.texi (GFORTRAN_DEFAULT_RECL): Added units to description. (Extensions): Miscellaneous minor rewriting and copyediting. (BOZ-literal constants): Renamed from Hexadecimal constants. (Hollerith constants support): Added explanation and suggestions for standard-conforming modern equivalents. 2007-01-03 Brooks Moses * intrinsic.texi: Improvements to index entries; change @findex entries to @cindex entries. * invoke.texi: Standardize and improve index entries. * gfortran.texi: Fix @code in one index entry. 2007-01-03 Brooks Moses * invoke.texi: Change @code-type macros to appropriate variants (@command, @option, etc.) * gfortran.texi: Same. 2007-01-03 Brooks Moses * intrinsic.texi: Various minor cleanups. 2007-01-02 Steven G. Kargl * trans-intrinsic.c (gfc_conv_intrinsic_ibits): Fix call to build_int_cst. 2007-01-02 Tobias Burnus PR fortran/30276 * scanner.c (open_included_file): Support full-path filenames. 2007-01-02 Paul Thomas PR fortran/20896 * interface.c (check_sym_interfaces): Remove call to resolve_global_procedure. gfortran.h : Remove prototype for resolve_global_procedure. resolve.c (resolve_global_procedure): Add static attribute to function declaration. 2007-01-01 Steven G. Kargl * ChangeLog: Copy to ... * ChangeLog-2006: here.