* Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.

	(c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
	$(out_object_file)): Depend on ggc.h.
	* c-common.c: Include "ggc.h".
	(combine_strings): If doing GC, use ggc_alloc_string.
	* c-decl.c: Include "ggc.h".
	(ggc_p): Define with value 0.
	(mark_binding_level): New function.
	(init_decl_processing): Add GC roots.
	(mark_c_function_context): New function.
	(lang_mark_false_label_stack): New function.
	(lang_mark_tree): New function.
	(lang_cleanup_tree): New function.
	* c-lang.c: Include "ggc.h".
	(lang_init): Call c_parse_init.
	* c-lex.c: Include "ggc.h".
	(check_linenum): If doing GC, don't copy filenames to permanent
	obstack.
	* c-parse.in: Include "ggc.h".
	(c_parse_init): New function.
	* c-tree.h (c_parse_init, mark_c_function_context): Declare.
	* objc/Make-lang.in (objc-parse.o): Depend on ggc.h.

	* except.c (mark_eh_state): Mark more state.
	* function.c (mark_function_state): Likewise.
	* ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
	(ggc_alloc_string) [GGC_DUMP]: Fix typo.
	* toplev.c (mark_file_stack): New function.
	(compile_file): If doing GC, use ggc_alloc_string on input filename.
	(main): Add root for input_file_stack.

	* i386.c: Include "ggc.h".
	(ix86_mark_machine_status): New function.
	(override_options): Set mark_machine_status.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29143 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 12 insertions, 1 deletions

diff --git a/gcc/c-parse.y b/gcc/c-parse.y
index 14b381a5eae..8e3730b595a 100644
--- a/gcc/c-parse.y
+++ b/gcc/c-parse.y
@@ -42,7 +42,8 @@ Boston, MA 02111-1307, USA.  */
 #include "flags.h"
 #include "output.h"
 #include "toplev.h"
-
+#include "ggc.h"
+  
 #ifdef MULTIBYTE_CHARS
 #include <locale.h>
 #endif
@@ -207,6 +208,16 @@ static int undeclared_variable_notice;
 
 #define YYPRINT(FILE,YYCHAR,YYLVAL) yyprint(FILE,YYCHAR,YYLVAL)
 extern void yyprint			PROTO ((FILE *, int, YYSTYPE));
+
+/* Add GC roots for variables local to this file.  */
+void
+c_parse_init ()
+{
+  ggc_add_tree_root (&declspec_stack, 1);
+  ggc_add_tree_root (&current_declspecs, 1);
+  ggc_add_tree_root (&prefix_attributes, 1);
+}
+
 %}
 
 %%