--- a/langtools/src/share/classes/com/sun/tools/javah/Mangle.java	Tue Oct 12 13:15:46 2010 -0700
+++ b/langtools/src/share/classes/com/sun/tools/javah/Mangle.java	Tue Oct 12 13:19:47 2010 -0700
@@ -114,7 +114,7 @@
     }
 
     public String mangleMethod(ExecutableElement method, TypeElement clazz,
-                                      int mtype) {
+                                      int mtype) throws TypeSignature.SignatureException {
         StringBuffer result = new StringBuffer(100);
         result.append("Java_");