re PR rtl-optimization/27406 (gcc.c-torture/execute/built-in-setjmp.c fails on sh64...

	PR rtl-optimization/27406
	* bt-load.c (migrate_btr_def): Skip the block having abnormal
	edges.

From-SVN: r113766

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c5ed8fc4ce5e900e98f0f5b2194fdd996dfd109f..80a3571bc3685407d49176111c350d03617443f1 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2006-05-14  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       PR rtl-optimization/27406
+       * bt-load.c (migrate_btr_def): Skip the block having abnormal
+       edges.
+
 2006-05-14  Roger Sayle  <roger@eyesopen.com>
 
        PR rtl-optimization/27538

diff --git a/gcc/bt-load.c b/gcc/bt-load.c
index 70975e4318d72eea6eb440e466e1989f707206f5..88a680627ad7f1fdc3d7889419938faf4475760e 100644 (file)
--- a/gcc/bt-load.c
+++ b/gcc/bt-load.c
@@ -1339,6 +1339,15 @@ migrate_btr_def (btr_def def, int min_cost)
       /* Try to move the instruction that sets the target register into
         basic block TRY.  */
       int try_freq = basic_block_freq (try);
+      edge_iterator ei;
+      edge e;
+
+      /* If TRY has abnormal edges, skip it.  */
+      FOR_EACH_EDGE (e, ei, try->succs)
+       if (e->flags & EDGE_COMPLEX)
+         break;
+      if (e)
+       continue;
 
       if (dump_file)
        fprintf (dump_file, "trying block %d ...", try->index);