VM.sysWrite("JNI ERROR: DeleteWeakGlobalRef not implemented yet, exiting ...\n"); VM.sysExit(VM.exitStatusUnsupportedInternalOp); return -1;
try { VM_JNIGlobalRefTable.deleteWeakRef(refJREF); } catch (Throwable unexpected) { if (traceJNI) unexpected.printStackTrace(System.err); env.recordException(unexpected); }
  private static int DeleteWeakGlobalRef(VM_JNIEnvironment env) {    if (traceJNI) VM.sysWrite("JNI called: DeleteWeakGlobalRef \n");       VM.sysWrite("JNI ERROR: DeleteWeakGlobalRef not implemented yet, exiting ...\n");    VM.sysExit(VM.exitStatusUnsupportedInternalOp);    return -1;   }