aboutsummaryrefslogtreecommitdiff
path: root/gcc/tree-eh.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc/tree-eh.c')
-rw-r--r--gcc/tree-eh.c8
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);