# HG changeset patch
# User Christian Wimmer <christian.wimmer@oracle.com>
# Date 1374179468 25200
# Node ID 825d37fcdc9e06e4204af64b1e50d4a77e5b1be8
# Parent  8b0c8fbbfa1c6749b2a2e86337bdf977b9d0578a
Bugfix of stamp mask computation

diff -r 8b0c8fbbfa1c -r 825d37fcdc9e graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/type/StampTool.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/type/StampTool.java	Thu Jul 18 17:18:13 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/type/StampTool.java	Thu Jul 18 13:31:08 2013 -0700
@@ -68,7 +68,7 @@
         }
         long lowerBound = stamp1.lowerBound() + stamp2.lowerBound();
         long upperBound = stamp1.upperBound() + stamp2.upperBound();
-        long mask = IntegerStamp.maskFor(kind, lowerBound, upperBound) & (stamp1.mask() | stamp2.mask());
+        long mask = IntegerStamp.maskFor(kind, lowerBound, upperBound);
 
         return StampFactory.forInteger(kind, lowerBound, upperBound, mask);
     }