http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47290
--- Comment #4 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-01-18
10:31:32 UTC ---
How about
Index: tree-eh.c
===================================================================
--- tree-eh.c (revision 168906)
+++ tree-eh.c (working copy)
@@ -3710,6 +3710,9 @@ cleanup_empty_eh_unsplit (basic_block bb
if (find_edge (e->src, e_out->dest))
return false;
+ if (!single_pred_p (e_out->dest))
+ return false;
+
/* Attempt to move the PHIs into the successor block. */
if (cleanup_empty_eh_merge_phis (e_out->dest, bb, e_out, false))
{
? The condition before was added by me for another corner-case and
of course could be removed with that patch.
