Mercurial > hg > truffle

changeset 8910:f2bddf68d293

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
ReadNode: nullcheck stamptype
author Bernhard Urban <bernhard.urban@jku.at>
date Tue, 09 Apr 2013 10:11:52 +0200
parents 06e08471949e
children cdd70fd1479b 7c488a696276
files graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/ReadNode.java
diffstat 1 files changed, 1 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/ReadNode.java	Tue Apr 09 09:58:09 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/ReadNode.java	Tue Apr 09 10:11:52 2013 +0200
@@ -105,7 +105,7 @@
             ResolvedJavaType fieldType = ((ResolvedJavaField) locId).getDeclaringClass();
             ResolvedJavaType beforePiType = parent.object().objectStamp().type();
 
-            if (fieldType.isAssignableFrom(beforePiType)) {
+            if (beforePiType != null && fieldType.isAssignableFrom(beforePiType)) {
                 replaceFirstInput(parent, parent.object());
                 return true;
             }