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-rw-r--r--gcc/ggc-common.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/ggc-common.c b/gcc/ggc-common.c
index 5f6f0c01fc5..2915b731f39 100644
--- a/gcc/ggc-common.c
+++ b/gcc/ggc-common.c
@@ -33,6 +33,12 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
/* Statistics about the allocation. */
static ggc_statistics *ggc_stats;
+/* The FALSE_LABEL_STACK, declared in except.h, has language-dependent
+ semantics. If a front-end needs to mark the false label stack, it
+ should set this pointer to a non-NULL value. Otherwise, no marking
+ will be done. */
+void (*lang_mark_false_label_stack) PARAMS ((struct label_node *));
+
/* Trees that have been marked, but whose children still need marking. */
varray_type ggc_pending_trees;