1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/cfgloop.c b/gcc/cfgloop.c
index 0e95323..f6fe623 100644
--- a/gcc/cfgloop.c
+++ b/gcc/cfgloop.c
@@ -1620,3 +1620,18 @@ single_exit (const struct loop *loop)
   else
     return NULL;
 }
+
+/* Returns true when BB has an edge exiting LOOP.  */
+
+bool
+is_loop_exit (struct loop *loop, basic_block bb)
+{
+  edge e;
+  edge_iterator ei;
+
+  FOR_EACH_EDGE (e, ei, bb->preds)
+    if (loop_exit_edge_p (loop, e))
+      return true;
+
+  return false;
+}