src/hotspot/cpu/x86/x86_64.ad

*** 874,885 ****
    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");
  
      Label L_skip_barrier;
      Register klass = rscratch1;
  
      __ mov_metadata(klass, C->method()->holder()->constant_encoding());
--- 874,884 ----
    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_not_initialized(), "initialization should have been started");
  
      Label L_skip_barrier;
      Register klass = rscratch1;
  
      __ mov_metadata(klass, C->method()->holder()->constant_encoding());