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//===-- Unittests for feclearexcept with exceptions enabled ---------------===//
//
// 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 "src/fenv/feclearexcept.h"
#include "src/__support/FPUtil/FEnvImpl.h"
#include "test/UnitTest/FEnvSafeTest.h"
#include "test/UnitTest/Test.h"
#include "hdr/fenv_macros.h"
#include "excepts.h"
using LlvmLibcFEnvTest = LIBC_NAMESPACE::testing::FEnvSafeTest;
TEST_F(LlvmLibcFEnvTest, ClearTest) {
LIBC_NAMESPACE::fputil::disable_except(FE_ALL_EXCEPT);
LIBC_NAMESPACE::fputil::clear_except(FE_ALL_EXCEPT);
for (int e : EXCEPTS)
ASSERT_EQ(LIBC_NAMESPACE::fputil::test_except(e), 0);
LIBC_NAMESPACE::fputil::raise_except(FE_ALL_EXCEPT);
for (int e1 : EXCEPTS) {
for (int e2 : EXCEPTS) {
for (int e3 : EXCEPTS) {
for (int e4 : EXCEPTS) {
for (int e5 : EXCEPTS) {
// We clear one exception and test to verify that it was cleared.
LIBC_NAMESPACE::feclearexcept(e1 | e2 | e3 | e4 | e5);
ASSERT_EQ(
LIBC_NAMESPACE::fputil::test_except(e1 | e2 | e3 | e4 | e5), 0);
// After clearing, we raise the exception again.
LIBC_NAMESPACE::fputil::raise_except(e1 | e2 | e3 | e4 | e5);
}
}
}
}
}
}
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