# HG changeset patch
# User Gilles Duboscq <duboscq@ssw.jku.at>
# Date 1332154880 -3600
# Node ID f61058a128d39cd32669643e3754ae7b28b3af45
# Parent  d8b414300a2eaa0ad1f99b4c2631cc86f2006d42
Consitency in killCFG : kill the loop  before deleteing the loopbegin when removing a dead loop

diff -r d8b414300a2e -r f61058a128d3 graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/util/GraphUtil.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/util/GraphUtil.java	Mon Mar 19 11:58:43 2012 +0100
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/util/GraphUtil.java	Mon Mar 19 12:01:20 2012 +0100
@@ -60,9 +60,8 @@
                 loopend.predecessor().replaceFirstSuccessor(loopend, null);
                 loopend.safeDelete();
             }
-            FixedNode next = begin.next();
+            killCFG(begin.next());
             begin.safeDelete();
-            killCFG(next);
         } else if (merge instanceof LoopBeginNode && ((LoopBeginNode) merge).loopEnds().isEmpty()) { // not a loop anymore
             ((StructuredGraph) end.graph()).reduceDegenerateLoopBegin((LoopBeginNode) merge);
         } else if (merge.phiPredecessorCount() == 1) { // not a merge anymore