1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/tree-eh.c b/gcc/tree-eh.c
index 2174276..8a99ad3 100644
--- a/gcc/tree-eh.c
+++ b/gcc/tree-eh.c
@@ -3743,7 +3743,13 @@ cleanup_empty_eh (eh_landing_pad lp)
 
   /* If the block is totally empty, look for more unsplitting cases.  */
   if (gsi_end_p (gsi))
-    return cleanup_empty_eh_unsplit (bb, e_out, lp);
+    {
+      /* For the degenerate case of an infinite loop bail out.  */
+      if (e_out->dest == bb)
+	return false;
+
+      return cleanup_empty_eh_unsplit (bb, e_out, lp);
+    }
 
   /* The block should consist only of a single RESX statement.  */
   resx = gsi_stmt (gsi);