35 lines · c
1// RUN: %clang_builtins %s %librt -o %t && %run %t2// REQUIRES: librt_has_udivdi33 4#include "int_lib.h"5#include <stdio.h>6 7// Returns: a / b8 9COMPILER_RT_ABI du_int __udivdi3(du_int a, du_int b);10 11int test__udivdi3(du_int a, du_int b, du_int expected_q)12{13 du_int q = __udivdi3(a, b);14 if (q != expected_q)15 printf("error in __udivdi3: %lld / %lld = %lld, expected %lld\n",16 a, b, q, expected_q);17 return q != expected_q;18}19 20int main()21{22 if (test__udivdi3(0, 1, 0))23 return 1;24 if (test__udivdi3(2, 1, 2))25 return 1;26 if (test__udivdi3(0x8000000000000000uLL, 1, 0x8000000000000000uLL))27 return 1;28 if (test__udivdi3(0x8000000000000000uLL, 2, 0x4000000000000000uLL))29 return 1;30 if (test__udivdi3(0xFFFFFFFFFFFFFFFFuLL, 2, 0x7FFFFFFFFFFFFFFFuLL))31 return 1;32 33 return 0;34}35