1 //===-- Exhaustive test for cosf ------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "src/__support/FPUtil/FPBits.h"
10 #include "src/math/cosf.h"
11 #include "utils/MPFRWrapper/MPFRUtils.h"
12 #include <math.h>
13 
14 using FPBits = __llvm_libc::fputil::FPBits<float>;
15 
16 namespace mpfr = __llvm_libc::testing::mpfr;
17 
TEST(LlvmLibccosffExhaustiveTest,AllValues)18 TEST(LlvmLibccosffExhaustiveTest, AllValues) {
19   uint32_t bits = 0;
20   do {
21     FPBits xbits(bits);
22     float x = float(xbits);
23     ASSERT_MPFR_MATCH(mpfr::Operation::Cos, x, __llvm_libc::cosf(x), 1.0);
24   } while (bits++ < 0xffff'ffffU);
25 }
26