| /* PR rtl-optimization/88563 */ | |
| /* { dg-do run { target int128 } } */ | |
| /* { dg-options "-O2 -fno-code-hoisting -fno-tree-ccp -fno-tree-dominator-opts -fno-tree-forwprop -fno-tree-fre -fno-tree-pre -fno-tree-vrp" } */ | |
| int | |
| main () | |
| { | |
| #if __SIZEOF_LONG_LONG__ == 8 && __SIZEOF_INT128__ == 16 && __CHAR_BIT__ == 8 | |
| unsigned __int128 a = 5; | |
| __builtin_mul_overflow (0xffffffffffffffffULL, (unsigned long long) a, &a); | |
| if (a != ((unsigned __int128)4 << 64 | 0xfffffffffffffffb)) | |
| __builtin_abort (); | |
| #endif | |
| return 0; | |
| } |