1 /* PR rtl-optimization/78546 */ 2 /* { dg-do run { target int128 } } */ 3 4 typedef unsigned __int128 u128; 5 u128 b; 6 7 int main()8main () 9 { 10 asm volatile ("" : : : "memory"); 11 u128 x = ((u128) ~0x7fffffffffffffffLL) - b; 12 u128 y = 1 - x; 13 if (y != 0x8000000000000001ULL) 14 __builtin_abort (); 15 return 0; 16 } 17