src/share/vm/runtime/arguments.cpp

*** 2657,2671 ****
          }
          if (FLAG_SET_CMDLINE(bool, TraceClassUnloading, true) != Flag::SUCCESS) {
            return JNI_EINVAL;
          }
        } else if (!strcmp(tail, ":gc")) {
!         // LogConfiguration_lock is not set up yet, but this code is executed by a single thread
!         bool ret = LogConfiguration::parse_log_arguments("stdout", "gc", NULL, NULL, NULL);
!         if (!ret) {
!           return JNI_EINVAL;
!         }
        } else if (!strcmp(tail, ":jni")) {
          if (FLAG_SET_CMDLINE(bool, PrintJNIResolving, true) != Flag::SUCCESS) {
            return JNI_EINVAL;
          }
        }
--- 2657,2667 ----
          }
          if (FLAG_SET_CMDLINE(bool, TraceClassUnloading, true) != Flag::SUCCESS) {
            return JNI_EINVAL;
          }
        } else if (!strcmp(tail, ":gc")) {
!         LogConfiguration::configure_stdout(LogLevel::Info, true, LOG_TAGS(gc));
        } else if (!strcmp(tail, ":jni")) {
          if (FLAG_SET_CMDLINE(bool, PrintJNIResolving, true) != Flag::SUCCESS) {
            return JNI_EINVAL;
          }
        }