1/* { dg-do compile } */
2/* { dg-options "-O2 -march=nocona" } */
3/* { dg-final { scan-assembler-not "bswap\[ \t\]" } } */
4
5int foo(int x)
6{
7  int t = __builtin_bswap32 (x);
8  return __builtin_bswap32 (t);
9}
10
11