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//===-- Unittests for tanf ------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "include/llvm-libc-macros/math-macros.h"
#include "src/__support/FPUtil/FPBits.h"
#include "src/errno/libc_errno.h"
#include "src/math/tanf.h"
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
#include <errno.h>
#include <stdint.h>
using LlvmLibcTanfTest = LIBC_NAMESPACE::testing::FPTest<float>;
TEST_F(LlvmLibcTanfTest, SpecialNumbers) {
LIBC_NAMESPACE::libc_errno = 0;
EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::tanf(aNaN));
EXPECT_MATH_ERRNO(0);
EXPECT_FP_EQ(0.0f, LIBC_NAMESPACE::tanf(0.0f));
EXPECT_MATH_ERRNO(0);
EXPECT_FP_EQ(-0.0f, LIBC_NAMESPACE::tanf(-0.0f));
EXPECT_MATH_ERRNO(0);
EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::tanf(inf));
EXPECT_MATH_ERRNO(EDOM);
EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::tanf(neg_inf));
EXPECT_MATH_ERRNO(EDOM);
}
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