1 /* { dg-do compile } */
2 /* { dg-options "-O2 -m64 -fdump-tree-optimized" } */
3 
foo(long long a,long long b)4 __int128 foo(long long a, long long b)
5 {
6    return (__int128)a * (__int128)b;
7 }
8 
9 /* { dg-final { scan-tree-dump " w\\* " "optimized" } } */
10