Fix the `stopped language detection' testcase for gcc-4.5.
	* dwarf2read.c (read_partial_die): Set also LANGUAGE_OF_MAIN.
	* symfile.c (set_initial_language): Move variable filename to a more
	inner block.  Prefer LANGUAGE_OF_MAIN.
	* symtab.c (language_of_main): New variable.
	(set_main_name): Always reset LANGUAGE_OF_MAIN.
	* symtab.h (language_of_main): New declaration.
This commit is contained in:
Jan Kratochvil 2010-10-17 18:49:47 +00:00
parent 8aeb23f364
commit 01f8c46dda
5 changed files with 31 additions and 5 deletions

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@ -1,3 +1,13 @@
2010-10-17 Jan Kratochvil <jan.kratochvil@redhat.com>
Fix the `stopped language detection' testcase for gcc-4.5.
* dwarf2read.c (read_partial_die): Set also LANGUAGE_OF_MAIN.
* symfile.c (set_initial_language): Move variable filename to a more
inner block. Prefer LANGUAGE_OF_MAIN.
* symtab.c (language_of_main): New variable.
(set_main_name): Always reset LANGUAGE_OF_MAIN.
* symtab.h (language_of_main): New declaration.
2010-10-17 Jan Kratochvil <jan.kratochvil@redhat.com>
Pedro Alves <pedro@codesourcery.com>

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@ -8880,7 +8880,13 @@ read_partial_die (struct partial_die_info *part_die,
practice. */
if (DW_UNSND (&attr) == DW_CC_program
&& cu->language == language_fortran)
set_main_name (part_die->name);
{
set_main_name (part_die->name);
/* As this DIE has a static linkage the name would be difficult
to look up later. */
language_of_main = language_fortran;
}
break;
default:
break;

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@ -1568,12 +1568,18 @@ symbol_file_command (char *args, int from_tty)
void
set_initial_language (void)
{
const char *filename;
enum language lang = language_unknown;
filename = find_main_filename ();
if (filename != NULL)
lang = deduce_language_from_filename (filename);
if (language_of_main != language_unknown)
lang = language_of_main;
else
{
const char *filename;
filename = find_main_filename ();
if (filename != NULL)
lang = deduce_language_from_filename (filename);
}
if (lang == language_unknown)
{

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@ -4389,6 +4389,7 @@ decode_line_spec (char *string, int funfirstline)
/* Track MAIN */
static char *name_of_main;
enum language language_of_main = language_unknown;
void
set_main_name (const char *name)
@ -4397,10 +4398,12 @@ set_main_name (const char *name)
{
xfree (name_of_main);
name_of_main = NULL;
language_of_main = language_unknown;
}
if (name != NULL)
{
name_of_main = xstrdup (name);
language_of_main = language_unknown;
}
}

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@ -1238,6 +1238,7 @@ extern struct cleanup *make_cleanup_free_search_symbols (struct symbol_search
const. */
extern void set_main_name (const char *name);
extern /*const */ char *main_name (void);
extern enum language language_of_main;
/* Check global symbols in objfile. */
struct symbol *lookup_global_symbol_from_objfile (const struct objfile *objfile,