1. # BB#3: # %if.end
  2. leal 1(%rdi), %eax
  3. leal 1(%rsi), %ebp
  4. movzbl (%rdx,%rax), %eax
  5. movzbl (%rdx,%rbp), %ebx
  6. cmpl %ebx, %eax
  7. jne .LBB27_1