Index: compiler/org/eclipse/jdt/internal/compiler/lookup/ReferenceBinding.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/compiler/org/eclipse/jdt/internal/compiler/lookup/ReferenceBinding.java,v
retrieving revision 1.139
diff -u -r1.139 ReferenceBinding.java
--- compiler/org/eclipse/jdt/internal/compiler/lookup/ReferenceBinding.java	3 Feb 2010 06:34:21 -0000	1.139
+++ compiler/org/eclipse/jdt/internal/compiler/lookup/ReferenceBinding.java	25 Oct 2010 14:42:28 -0000
@@ -329,9 +329,19 @@
 	return invocationType.fPackage == this.fPackage;
 }
 
+// refactored for deeptest bugfix #837
+private boolean isMemberOfGeneric()
+{
+	return isMemberType() && (
+			(enclosingType().modifiers & ExtraCompilerModifiers.AccGenericSignature) != 0
+			|| enclosingType().isMemberOfGeneric() // deeptest bugfix #837
+		);
+}
+// end of refactored code
+
 public char[] computeGenericTypeSignature(TypeVariableBinding[] typeVariables) {
 
-	boolean isMemberOfGeneric = isMemberType() && (enclosingType().modifiers & ExtraCompilerModifiers.AccGenericSignature) != 0;
+	boolean isMemberOfGeneric = isMemberOfGeneric(); // refactored for deeptest bugfix #837
 	if (typeVariables == Binding.NO_TYPE_VARIABLES && !isMemberOfGeneric) {
 		return signature();
 	}