debug/strncpy_chk.s

   1         .text
   2         .p2align 4,,15
   3         .globl  __strncpy_chk
   4         .type   __strncpy_chk, @function
   5 __strncpy_chk:
   6         cmpq    %rdx, %rcx
   7         jb      .L7
   8         jmp     strncpy
   9         .p2align 4,,10
  10         .p2align 3
  11 .L7:
  12         subq    $8, %rsp
  13         call    __chk_fail
  14         .size   __strncpy_chk, .-__strncpy_chk
  15         .hidden __chk_fail
  16         .hidden strncpy