154359Sroberto/* { dg-do compile } */
254359Sroberto/* { dg-options "-O2" } */
3285612Sdelphij
4285612Sdelphijint
5285612Sdelphijbar (int x)
6285612Sdelphij{
7285612Sdelphij  asm goto ("" : : "r" (x), "r" (x + 1), "r" (x + 2), "r" (x + 3), /* { dg-error "operand has impossible constraints" } */
854359Sroberto	    "r" (x + 4), "r" (x + 5), "r" (x + 6), "r" (x + 7),
954359Sroberto	    "r" (x + 8), "r" (x + 9), "r" (x + 10), "r" (x + 11),
1054359Sroberto	    "r" (x + 12), "r" (x + 13), "r" (x + 14), "r" (x + 15),
1154359Sroberto	    "r" (x + 16) : : lab);
12285612Sdelphij  __builtin_unreachable ();
13285612Sdelphij lab:
14285612Sdelphij  return 0;
15182007Sroberto}
16285612Sdelphij