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c-decl.c (c_push_function_context): Always create a new language function.

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2012-05-29  Meador Inge  <meadori@codesourcery.com>

	* c-decl.c (c_push_function_context): Always create a new language
	function.
	(c_pop_function_context): Clear the language function created in
	c_push_function_context.

From-SVN: r187979
This commit is contained in:
Meador Inge 2012-05-29 19:07:04 +00:00 • committed by Joseph Myers
parent 5e631e49ec
commit d0421638fa
2 changed files with 11 additions and 10 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2012-05-29 Meador Inge <meadori@codesourcery.com>
* c-decl.c (c_push_function_context): Always create a new language
function.
(c_pop_function_context): Clear the language function created in
c_push_function_context.
2012-05-29 Matt Turner <mattst88@gmail.com>
* config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.

14
gcc/c-decl.c
View file

@ -8577,11 +8577,9 @@ check_for_loop_decls (location_t loc, bool turn_off_iso_c99_error)
void
c_push_function_context (void)
{
struct language_function *p = cfun->language;
/* cfun->language might have been already allocated by the use of
-Wunused-local-typedefs. In that case, just re-use it. */
if (p == NULL)
cfun->language = p = ggc_alloc_cleared_language_function ();
struct language_function *p;
p = ggc_alloc_language_function ();
cfun->language = p;
p->base.x_stmt_tree = c_stmt_tree;
c_stmt_tree.x_cur_stmt_list
@ -8607,11 +8605,7 @@ c_pop_function_context (void)
pop_function_context ();
p = cfun->language;
/* When -Wunused-local-typedefs is in effect, cfun->languages is
used to store data throughout the life time of the current cfun,
So don't deallocate it. */
if (!warn_unused_local_typedefs)
cfun->language = NULL;
cfun->language = NULL;
if (DECL_STRUCT_FUNCTION (current_function_decl) == 0
&& DECL_SAVED_TREE (current_function_decl) == NULL_TREE)