### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core
Index: compiler/org/eclipse/jdt/internal/compiler/ast/CompoundAssignment.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/compiler/org/eclipse/jdt/internal/compiler/ast/CompoundAssignment.java,v
retrieving revision 1.54
diff -u -r1.54 CompoundAssignment.java
--- compiler/org/eclipse/jdt/internal/compiler/ast/CompoundAssignment.java	28 Mar 2006 20:29:56 -0000	1.54
+++ compiler/org/eclipse/jdt/internal/compiler/ast/CompoundAssignment.java	16 May 2008 20:36:00 -0000
@@ -153,7 +153,7 @@
 			return null;
 		}
 		if (operator == PLUS){
-			if(lhsID == T_JavaLangObject) {
+			if(lhsID == T_JavaLangObject && (scope.compilerOptions().complianceLevel < ClassFileConstants.JDK1_7)) {
 				// <Object> += <String> is illegal (39248)
 				scope.problemReporter().invalidOperator(this, lhsType, expressionType);
 				return null;