src/hotspot/cpu/x86/x86_64.ad

@@ -874,12 +874,11 @@
   int framesize = C->frame_size_in_bytes();
   int bangsize = C->bang_size_in_bytes();
 
   if (C->clinit_barrier_on_entry()) {
     assert(VM_Version::supports_fast_class_init_checks(), "sanity");
-    assert(C->method()->holder()->is_being_initialized() || C->method()->holder()->is_initialized(),
-           "initialization should have been started");
+    assert(!C->method()->holder()->is_not_initialized(), "initialization should have been started");
 
     Label L_skip_barrier;
     Register klass = rscratch1;
 
     __ mov_metadata(klass, C->method()->holder()->constant_encoding());