debug/wcrtomb_chk.s

   1         .text
   2         .p2align 4,,15
   3         .globl  __wcrtomb_chk
   4         .type   __wcrtomb_chk, @function
   5 __wcrtomb_chk:
   6         movq    _nl_current_LC_CTYPE@gottpoff(%rip), %rax
   7         movq    %fs:(%rax), %rax
   8         movq    (%rax), %rax
   9         movl    168(%rax), %eax
  10         cmpq    %rcx, %rax
  11         ja      .L7
  12         jmp     __wcrtomb
  13 .L7:
  14         subq    $8, %rsp
  15         call    __chk_fail
  16         .size   __wcrtomb_chk, .-__wcrtomb_chk
  17         .hidden __chk_fail
  18         .hidden __wcrtomb
  19         .hidden _nl_current_LC_CTYPE