test/br3392538.asm

   1         bits 64
   2         default rel
   3
   4         section .text
   5         global  _start
   6 _start:
   7
   8         mov     rax, 1  ; write syscall
   9         mov     rdi, 1
  10         mov     rsi, msg
  11         mov     rdx, msglen
  12         syscall
  13
  14         mov     rax, 60 ; exit syscall
  15         sub     rdi, rdi
  16         syscall
  17
  18 ; either of the following lines cause: Error in `nasm': double free or corruption ; Aborted (core dumped)
  19 foo
  20 ; warning: label alone on a line without a colon might be in error [-w+label-orphan]
  21         mov     r8, r9, r10
  22 ; error: invalid combination of opcode and operands
  23         add     r8d, byte 80h
  24 ; warning: signed byte value exceeds bounds [-w+number-overflow]
  25         section .data
  26 msg     db      "Hello, world!", 10
  27 msglen  equ     $-msg