src/share/vm/oops/method.cpp

*** 1293,1302 ****
--- 1293,1306 ----
    jshort flags = access_flags().as_short();
  
    vmIntrinsics::ID id = vmIntrinsics::find_id(klass_id, name_id, sig_id, flags);
    if (id != vmIntrinsics::_none) {
      set_intrinsic_id(id);
+     if (id == vmIntrinsics::_Class_cast) {
+       // Even if the intrinsic is rejected, we want to inline this simple method.
+       set_force_inline(true);
+     }
      return;
    }
  
    // A few slightly irregular cases:
    switch (klass_id) {