// Test for int128 arithmetic conversions. // { dg-do compile { target int128 } } // { dg-require-effective-target c++11 } // { dg-options "" } template struct same; template struct same { }; #define assert_same(T,U) (same()) int main() { long long ll; unsigned long long ull; __int128 i8; unsigned __int128 u8; assert_same (decltype (ll+i8), __int128); assert_same (decltype (ull+i8), __int128); assert_same (decltype (ll+u8), unsigned __int128); assert_same (decltype (ull+u8), unsigned __int128); }