--- a/src/hotspot/share/runtime/arguments.cpp Wed Sep 05 18:14:45 2018 -0700
+++ b/src/hotspot/share/runtime/arguments.cpp Tue Sep 11 13:54:34 2018 -0700
@@ -575,6 +575,7 @@
{ "TransmitErrorReport", JDK_Version::undefined(), JDK_Version::jdk(12), JDK_Version::jdk(13) },
{ "ErrorReportServer", JDK_Version::undefined(), JDK_Version::jdk(12), JDK_Version::jdk(13) },
{ "EmitSync", JDK_Version::undefined(), JDK_Version::jdk(12), JDK_Version::jdk(13) },
+ { "SyncVerbose", JDK_Version::undefined(), JDK_Version::jdk(12), JDK_Version::jdk(13) },
#ifdef TEST_VERIFY_SPECIAL_JVM_FLAGS
{ "dep > obs", JDK_Version::jdk(9), JDK_Version::jdk(8), JDK_Version::undefined() },