PR fortran/16336
* decl.c (gfc_match_save): Use-associated common block
doesn't collide.
* gfortran.h (gfc_common_head): Add new field 'name'.
Fix typo in comment after #endif.
* match.c (gfc_get_common): Add new argument from_common,
mangle name if flag is set, fill in new field in structure
gfc_common_head.
(match_common): Set new arg in call to gfc_get_common,
use-associated common block doesn't collide.
* match.h (gfc_get_common): Adapt prototype.
* module.c (load_commons): Set new arg in call to
gfc_get_common.
* symbol.c (free_common_tree): New function.
(gfc_free_namespace): Call new function.
* trans-common.c (several functions): Remove argument
'name', use name from gfc_common_head instead.
From-SVN: r84476
2004-06-29 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
Andrew Vaught <andyv@firstinter.net>
PR fortran/13249
PR fortran/15481
* declc (gfc_match_save): Adapt to new common structures,
don't allow saving USE-associated common.
* dump-parse-tree (gfc_show_attr): (saved_)common are not
symbol attributes any longer.
(gfc_show_symbol): Don't show old-style commons any longer.
(gfc_show_namespace): Adapt call to gfc_traverse_symtree to new
interface.
* gfortran.h (symbol_attribute): Remove common and saved_common
attributes.
(gfc_symbol): Remove common_head element.
(gfc_common_head): New struct.
(gfc_get_common_head): New macro.
(gfc_symtree): Add field 'common' to union.
(gfc_namespace): Add field 'common_root'; change type of field
'blank_common' to blank_common.
(gfc_add_data): New prototype.
(gfc_traverse_symtree): Expect a symtree as first argument
instead of namespace.
* match.c (gfc_get_common): New function.
(match_common_name): Change to take char * as argument, adapt,
fix bug with empty name.
(gfc_match_common): Adapt to new data structures. Disallow
redeclaration of USE-associated COMMON-block. Fix bug with
empty common.
(var_element): Adapt to new common structures.
* match.h (gfc_get_common): Declare.
* module.c: Add 2004 to copyright years, add commons to module
file layout description.
(ab_attribute, attr_bits, mio_symbol_attributes): Remove code
for removed attributes.
(mio_symbol): Adapt to new way of storing common relations.
(load_commons): New function.
(read_module): Skip common list on first pass, load_commons at
second.
(write_commons): New function.
(write_module): Call write_commons().
* symbol.c (gfc_add_saved_comon, gfc_add_common): Remove
functions related to removed attributes.
(gfc_add_data): New function.
(gfc_clear_attr): Don't set removed attributes.
(gfc_copy_attr): Don't copy removed attributes.
(traverse_symtree): Remove.
(gfc_traverse_symtree): Don't traverse symbol
tree of the passed namespace, but require a symtree to be passed
instead. Unify with traverse_symtree.
(gfc_traverse_ns): Call gfc_traverse_symtree according to new
interface.
(save_symbol): Remove setting of removed attribute.
* trans-common.c (gfc_sym_mangled_common_id): Change to
take 'char *' argument instead of 'gfc_symbol'.
(build_common_decl, new_segment, translate_common): Adapt to new
data structures, add new
argument name.
(create_common): Adapt to new data structures, add new
argument name. Fix typo in intialization of derived types.
(finish_equivalences): Add second argument in call to
create_common.
(named_common): take 'gfc_symtree' instead of 'gfc_symbol'.
(gfc_trans_common): Adapt to new data structures.
* trans-decl.c (gfc_create_module_variables): Also output
symbols from commons.
Co-Authored-By: Andrew Vaught <andyv@firstinter.net>
From-SVN: r83871
PR fortran/13702
(Port from g95)
* gfortran.h (gfc_linebuf): New typedef.
(linebuf): Remove.
(gfc_file): Revamped, use new gfc_linebuf.
(locus): Revamped, use new types.
(gfc_current_file): Remove.
(gfc_current_form, gfc_source_file): New global variables.
* match.c (gfc_match_space, gfc_match_strings): Use
gfc_current_form to find source form.
* module.c (gfc_dump_module): Use gfc_source_file when printing
module header.
* error.c (show_locus, show_loci) Use new data structures to print
locus.
* scanner.c (first_file, first_duplicated_file, gfc_current_file):
Remove.
(file_head, current_file, gfc_current_form, line_head, line_tail,
gfc_current_locus1, gfc_source_file): New global variables.
(gfc_scanner_init1): Set new global variables.
(gfc_scanner_done1): Free new data structures.
(gfc_current_locus): Return pointer to gfc_current_locus1.
(gfc_set_locus): Set gfc_current_locus1.
(gfc_at_eof): Set new variables.
(gfc_at_bol, gfc_at_eol, gfc_advance_line, gfc_next_char): Adapt
to new locus structure.
(gfc_check_include): Remove.
(skip_free_comments, skip_fixed_comments): Use gfc_current_locus1.
(gfc_skip_comments): Use gfc_current_form, find locus with
gfc_current_locus1.
(gfc_next_char): Use gfc_current_form.
(gfc_peek_char, gfc_gobble_whitespace): Use gfc_current_locus1.
(load_line): Use gfc_current_form. Recognize ^Z as EOF. Fix
comment formatting.
(get_file): New function.
(preprocessor_line, include_line): New functions.
(load_file): Move down, rewrite to match new data structures.
(gfc_new_file): Rewrite to match new data structures.
* parse.c (next_statement): Remove code which is now useless. Use
gfc_source_form and gfc_source_file where appropriate.
* trans-decl.c (gfc_get_label_decl): adapt to new data structures
when determining locus of frontend code.
* trans-io.c (set_error_locus): Same.
* trans.c (gfc_get_backend_locus, gfc_set_backend_locus): Likewise.
* lang-specs.h (@f77-cpp-input, @f95-cpp-input): Remove '-P' from
preprocessor flags.
(all): Add missing initializers.
From-SVN: r81888
