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TheRock/compiler/amd-llvm/compiler-rt/test/builtins/Unit/modsi3_test.c
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2026-09-02 16:34:47 -07:00

47 lines
1.1 KiB
C

// RUN: %clang_builtins %s %librt -o %t && %run %t
// REQUIRES: librt_has_modsi3
#include "int_lib.h"
#include <stdio.h>
/* Returns: a % b */
COMPILER_RT_ABI si_int __modsi3(si_int a, si_int b);
int test__modsi3(si_int a, si_int b, si_int expected) {
si_int x = __modsi3(a, b);
if (x != expected)
fprintf(stderr, "error in __modsi3: %d %% %d = %d, expected %d\n",
a, b, x, expected);
return x != expected;
}
int main() {
if (test__modsi3(0, 1, 0))
return 1;
if (test__modsi3(0, -1, 0))
return 1;
if (test__modsi3(5, 3, 2))
return 1;
if (test__modsi3(5, -3, 2))
return 1;
if (test__modsi3(-5, 3, -2))
return 1;
if (test__modsi3(-5, -3, -2))
return 1;
if (test__modsi3(0x80000000, 1, 0x0))
return 1;
if (test__modsi3(0x80000000, 2, 0x0))
return 1;
if (test__modsi3(0x80000000, -2, 0x0))
return 1;
if (test__modsi3(0x80000000, 3, -2))
return 1;
if (test__modsi3(0x80000000, -3, -2))
return 1;
return 0;
}