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changeset 18322:9376e7655efc

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IntegerStamp.constant only returns a single value stamp for PrimitiveConstants
author Doug Simon <doug.simon@oracle.com>
date Sun, 09 Nov 2014 16:59:10 +0100
parents b81405cd0298
children 301c5e3d683a
files graal/com.oracle.graal.compiler.common/src/com/oracle/graal/compiler/common/type/IntegerStamp.java
diffstat 1 files changed, 5 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.compiler.common/src/com/oracle/graal/compiler/common/type/IntegerStamp.java	Sun Nov 09 16:56:36 2014 +0100
+++ b/graal/com.oracle.graal.compiler.common/src/com/oracle/graal/compiler/common/type/IntegerStamp.java	Sun Nov 09 16:59:10 2014 +0100
@@ -90,8 +90,11 @@
 
     @Override
     public Stamp constant(Constant c, MetaAccessProvider meta) {
-        long value = ((PrimitiveConstant) c).asLong();
-        return StampFactory.forInteger(getBits(), value, value);
+        if (c instanceof PrimitiveConstant) {
+            long value = ((PrimitiveConstant) c).asLong();
+            return StampFactory.forInteger(getBits(), value, value);
+        }
+        return this;
     }
 
     @Override