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