1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/ggc.h b/gcc/ggc.h
index 86ae60a..17b8e72 100644
--- a/gcc/ggc.h
+++ b/gcc/ggc.h
@@ -262,3 +262,8 @@ extern void ggc_print_common_statistics PARAMS ((FILE *, ggc_statistics *));
 /* Print allocation statistics.  */
 extern void ggc_print_statistics	PARAMS ((void));
 extern void stringpool_statistics	PARAMS ((void));
+
+/* Heuristics.  */
+extern int ggc_min_expand_heuristic PARAMS ((void));
+extern int ggc_min_heapsize_heuristic PARAMS ((void));
+extern void init_ggc_heuristics PARAMS ((void));