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Replace string const "<built-in>" with dynamic allocation.

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* tree.c (built_in_filename): New variable.
	(BUILT_IN_FILENAME): New macro.
	(init_tree_codes): Allocate built_in_filename.
	(make_node): Use built_in_filename instead of string constant.

From-SVN: r29552
This commit is contained in:
Alex Samuel 1999-09-21 18:09:54 +00:00 committed by Alex Samuel
parent 3e3f78a69b
commit 5c7261ab87
2 changed files with 19 additions and 2 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
* tree.c (built_in_filename): New variable.
(BUILT_IN_FILENAME): New macro.
(init_tree_codes): Allocate built_in_filename.
(make_node): Use built_in_filename instead of string constant.
Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
* configure.in: Add fr30 target.

14
gcc/tree.c
View File

@ -278,6 +278,13 @@ static void fix_sizetype PROTO ((tree));
/* If non-null, a language specific helper for unsave_expr_now. */
void (*lang_unsave_expr_now) PROTO((tree));
/* The string used as a placeholder instead of a source file name for
built-in tree nodes. The variable, which is dynamically allocated,
should be used; the macro is only used to initialize it. */
static char *built_in_filename;
#define BUILT_IN_FILENAME ("<built-in>")
tree global_trees[TI_MAX];
@ -867,7 +874,9 @@ resume_momentary (yes)
void
init_tree_codes ()
{
built_in_filename =
ggc_alloc_string (BUILT_IN_FILENAME, sizeof (BUILT_IN_FILENAME));
ggc_add_string_root (&built_in_filename, 1);
}
/* Return a newly allocated node of code CODE.
@ -1044,7 +1053,8 @@ make_node (code)
DECL_IN_SYSTEM_HEADER (t)
= in_system_header && (obstack == &permanent_obstack);
DECL_SOURCE_LINE (t) = lineno;
DECL_SOURCE_FILE (t) = (input_filename) ? input_filename : "<built-in>";
DECL_SOURCE_FILE (t) =
(input_filename) ? input_filename : built_in_filename;
DECL_UID (t) = next_decl_uid++;
/* Note that we have not yet computed the alias set for this
declaration. */