1  /* { dg-do compile } */
       2  /* { dg-options "-fno-sched-last-insn-heuristic -fno-dce -march=z196 -O2" } */
       3  
       4  void *a, *b;
       5  
       6  void c(void)
       7  {
       8    __builtin_memcpy(a, b, -1);  /* { dg-warning "exceeds maximum object size" } */
       9  }