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changeset 7128:b16fdf354ba5

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Assertion in Java code to prevent crash in native code
author Christian Wimmer <christian.wimmer@oracle.com>
date Tue, 04 Dec 2012 10:46:21 -0800
parents 4632b14e56dd
children 04632e376bd8
files graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedObjectType.java
diffstat 1 files changed, 1 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedObjectType.java	Tue Dec 04 10:44:41 2012 -0800
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedObjectType.java	Tue Dec 04 10:46:21 2012 -0800
@@ -106,6 +106,7 @@
      * @return the {@link HotSpotResolvedObjectType} corresponding to {@code javaClass}
      */
     public static ResolvedJavaType fromClass(Class javaClass) {
+        assert javaClass != null;
         ResolvedJavaType type = (ResolvedJavaType) unsafe.getObject(javaClass, (long) HotSpotGraalRuntime.getInstance().getConfig().graalMirrorInClassOffset);
         if (type == null) {
             type = HotSpotGraalRuntime.getInstance().getCompilerToVM().getResolvedType(javaClass);