# HG changeset patch
# User Gilles Duboscq <duboscq@ssw.jku.at>
# Date 1377194734 -7200
# Node ID 8747d6af5b581b5b4c493111d6ab79950b368fd9
# Parent  956bf8c5bd8fbecf08363bd97bc87c2023ccdf37
Fix for FixedGuardNode.lower in the case where the successor of the FixedGuardNode is already an AbstractBeginNode

diff -r 956bf8c5bd8f -r 8747d6af5b58 graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/FixedGuardNode.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/FixedGuardNode.java	Thu Aug 22 20:04:51 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/FixedGuardNode.java	Thu Aug 22 20:05:34 2013 +0200
@@ -109,13 +109,16 @@
             DeoptimizeNode deopt = graph().add(new DeoptimizeNode(action, reason));
             deopt.setDeoptimizationState(getDeoptimizationState());
             IfNode ifNode;
+            AbstractBeginNode noDeoptSuccessor;
             if (negated) {
                 ifNode = graph().add(new IfNode(condition, deopt, next, 0));
+                noDeoptSuccessor = ifNode.falseSuccessor();
             } else {
                 ifNode = graph().add(new IfNode(condition, next, deopt, 1));
+                noDeoptSuccessor = ifNode.trueSuccessor();
             }
             ((FixedWithNextNode) predecessor()).setNext(ifNode);
-            this.replaceAtUsages(next.predecessor());
+            this.replaceAtUsages(noDeoptSuccessor);
             GraphUtil.killWithUnusedFloatingInputs(this);
         }
     }