* final.c (final): Use xcalloc to allocate line_note_exists.

	* function.c (free_after_compilation): Free the temp_slots.
	(assign_stack_temp_for_type): Use xmalloc to allocate temp_slots.
	(combine_temp_slot): Free temp_slots when they get combined.
	(purge_addressof): Fix typo in comment.
	* stmt.c (mark_goto_fixup): Mark the fixup itself.
	(expand_fixup): Allocate the fixup with ggc_alloc_obj.

	* ggc.h: Include varray.h.
	(ggc_pending_trees): Declare.
	(ggc_mark_tree_children): Remove declaration.
	(ggc_mark_tree): Just push unmarked trees on ggc_pending_trees.
	* ggc-common.c (ggc_pending_trees): New variable.
	(ggc_mark_roots): Call ggc_mark_trees.
	(ggc_mark_tree_children): Rename to ggc_mark_trees.  Process all
	the ggc_pending_trees.
	* Makefile.in (GGC_H): New variable.  Use it throughout in place
	of ggc.h.

	* Makefile.in (GGC_H): New variable.  Use it throughout in place
	of ggc.h.

	* call.c: Don't include obstack.h.  Include ggc.h.
	(obstack_chunk_alloc): Don't define.
	(obstack_chunk_free): Likewise.
	(add_candidate): Allocate the z_candidate with ggc_alloc_obj.
	* decl.c (push_switch): Use xmalloc to allocate the cp_switch.
	(pop_switch): Free it.

	* decl2.c (grokclassfn): Set TREE_READONLY for PARM_DECLs.

	* dump.c (dequeue_and_dump): Don't try to print the bit_position
	if we don't have a DECL_FIELD_OFFSET.

	* Makefile.in (GGC_H): Add varray.h.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32956 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 9 insertions, 7 deletions

diff --git a/gcc/ggc.h b/gcc/ggc.h
index 1ad8d1a24bb..a79ffd5986e 100644
--- a/gcc/ggc.h
+++ b/gcc/ggc.h
@@ -19,6 +19,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 02111-1307, USA.  */
 
 #include "gansidecl.h"
+#include "varray.h"
 
 /* Symbols are marked with `ggc' for `gcc gc' so as not to interfere with
    an external gc library that might be linked in.  */
@@ -40,11 +41,13 @@ struct rtvec_def;
 struct stmt_status;
 union  tree_node;
 struct varasm_status;
-struct varray_head_tag;
 
 /* Constants for general use.  */
 extern char *empty_string;
 
+/* Trees that have been marked, but whose children still need marking.  */
+extern varray_type ggc_pending_trees;
+
 /* Manipulate global roots that are needed between calls to gc.  */
 void ggc_add_root PARAMS ((void *base, int nelt, int size, void (*)(void *)));
 void ggc_add_rtx_root PARAMS ((struct rtx_def **, int nelt));
@@ -64,7 +67,6 @@ extern void ggc_mark_roots PARAMS ((void));
 
 extern void ggc_mark_rtx_children PARAMS ((struct rtx_def *));
 extern void ggc_mark_rtvec_children PARAMS ((struct rtvec_def *));
-extern void ggc_mark_tree_children PARAMS ((union tree_node *));
 
 /* If EXPR is not NULL and previously unmarked, mark it and evaluate
    to true.  Otherwise evaluate to false.  */
@@ -78,11 +80,11 @@ extern void ggc_mark_tree_children PARAMS ((union tree_node *));
       ggc_mark_rtx_children (r__);              \
   } while (0)
 
-#define ggc_mark_tree(EXPR)                     \
-  do {                                          \
-    tree t__ = (EXPR);                          \
-    if (ggc_test_and_set_mark (t__))            \
-      ggc_mark_tree_children (t__);             \
+#define ggc_mark_tree(EXPR)				\
+  do {							\
+    tree t__ = (EXPR);					\
+    if (ggc_test_and_set_mark (t__))			\
+      VARRAY_PUSH_TREE (ggc_pending_trees, t__);	\
   } while (0)
 
 #define ggc_mark_rtvec(EXPR)                    \