*** old/src/os/posix/vm/os_posix.cpp	Fri Dec 12 08:29:57 2014
--- new/src/os/posix/vm/os_posix.cpp	Fri Dec 12 08:29:56 2014

*** 87,98 ****
--- 87,98 ----
      if (toSkip > 0) {
        toSkip --;
      } else {
        stack[frame_idx ++] = fr.pc();
      }
!     if (fr.fp() == NULL || os::is_first_C_frame(&fr)
!         ||fr.sender_pc() == NULL || fr.cb() != NULL) break;
!     if (fr.fp() == NULL || fr.cb() != NULL ||
!         fr.sender_pc() == NULL || os::is_first_C_frame(&fr)) break;
  
      if (fr.sender_pc() && !os::is_first_C_frame(&fr)) {
        fr = os::get_sender_for_C_frame(&fr);
      } else {
        break;