@@ -104,10 +104,13 @@ if (VerifyBeforeGC || VerifyDuringGC || VerifyAfterGC) { FLAG_SET_DEFAULT(ZVerifyRoots, true); FLAG_SET_DEFAULT(ZVerifyObjects, true); } + + // Cannot currently support stack-locking with Lilliput and ZGC. + FLAG_SET_DEFAULT(UseHeavyMonitors, true); } size_t ZArguments::heap_virtual_to_physical_ratio() { return ZHeapViews * ZVirtualToPhysicalRatio; }