1  /* { dg-do assemble } */
       2  /* { dg-options "-fstack-protector-strong -O1 -frename-registers" } */
       3  /* { dg-require-effective-target fstack_protector } */
       4  
       5  typedef unsigned int uint32_t;
       6  struct ctx
       7  {
       8    uint32_t A;
       9  };
      10  
      11  void *
      12  buffer_copy (const struct ctx *ctx, void *resbuf)
      13  {
      14    uint32_t buffer[4];
      15    buffer[0] = (ctx->A);
      16    __builtin_memcpy (resbuf, buffer, sizeof (buffer));
      17    return resbuf;
      18  }