When run sqe test defmeth, crashed on debug version. Stacktrace:
     [java] TEST: PrivateMethodsTest.testPrivateInvokeVirtual
     [java]
     [java] interface I {
     [java] default private int privateM() { return 1; }
     [java] default public int m() { return ((I)this).privateM(); }
     [java] }
     [java] class C implements I {}
     [java] TEST: I o = new C(); o.m()I == 1
     [java] TEST: C o = new C(); o.m()I == 1
     [java] # To suppress the following error report, specify this argument
     [java] # after -XX: or in .hotspotrc: SuppressErrorAt=/linkResolver.cpp:972
     [java] #
     [java] # A fatal error has been detected by the Java Runtime Environment:
     [java] #
     [java] # Internal Error (/HUDSON/workspace/8-2-build-linux-amd64/jdk8/312/hotspot/src/share/vm/interpreter/linkResolver.cpp:972), pid=13055, tid=140072885548800
     [java] # assert(vtable_index >= 0) failed: we should have valid vtable index at this point
     [java] #
     [java] # JRE version: Java(TM) SE Runtime Environment (8.0-b109) (build 1.8.0-ea-fastdebug-b109)
     [java] # Java VM: Java HotSpot(TM) 64-Bit Server VM (25.0-b51-fastdebug mixed mode linux-amd64 compressed oops)
     [java] # Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
     [java] #