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diff graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/SwitchNode.java @ 9467:3531cdfddff6

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Ensure probabilities are never negative. Add additional assertions.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Wed, 01 May 2013 16:30:52 +0200
parents ae815a4c112a
children badabdca0c53
line wrap: on
line diff
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/SwitchNode.java	Wed May 01 15:53:17 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/SwitchNode.java	Wed May 01 16:30:52 2013 +0200
@@ -52,6 +52,14 @@
         this.value = value;
         this.keySuccessors = keySuccessors;
         this.keyProbabilities = keyProbabilities;
+        assert assertProbabilities();
+    }
+
+    private boolean assertProbabilities() {
+        for (double d : keyProbabilities) {
+            assert d >= 0.0 : "Cannot have negative probabilities in switch node: " + d;
+        }
+        return true;
     }
 
     @Override