IMMUTABLE_IS_INITIALIZED  178 src/contexts.cc                 ? IMMUTABLE_CHECK_INITIALIZED : IMMUTABLE_IS_INITIALIZED;
IMMUTABLE_IS_INITIALIZED  210 src/contexts.cc               ? IMMUTABLE_IS_INITIALIZED : IMMUTABLE_IS_INITIALIZED_HARMONY;
IMMUTABLE_IS_INITIALIZED 9004 src/runtime.cc       case IMMUTABLE_IS_INITIALIZED: