--- old/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java 2014-11-06 12:39:46.160323000 -0800 +++ new/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java 2014-11-06 12:39:45.547987000 -0800 @@ -205,4 +205,7 @@ .findAny() .orElse(null); } + + //Safepoint Checking + public native void assertMatchingSafepointCalls(boolean mutexSafepointValue, boolean attemptedNoSafepointValue); }