src/hotspot/os_cpu/linux_zero/thread_linux_zero.hpp

*** 84,97 ****
    ZeroFrame* last_Java_fp() {
      return frame_anchor()->last_Java_fp();
    }
  
   private:
!   frame pd_last_frame() {
!     assert(has_last_Java_frame(), "must have last_Java_sp() when suspended");
!     return frame(last_Java_fp(), last_Java_sp());
!   }
  
   public:
    static ByteSize last_Java_fp_offset() {
      return byte_offset_of(JavaThread, _anchor) +
        JavaFrameAnchor::last_Java_fp_offset();
--- 84,94 ----
    ZeroFrame* last_Java_fp() {
      return frame_anchor()->last_Java_fp();
    }
  
   private:
!   frame pd_last_frame();
  
   public:
    static ByteSize last_Java_fp_offset() {
      return byte_offset_of(JavaThread, _anchor) +
        JavaFrameAnchor::last_Java_fp_offset();