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Implement LWG Issue 2735 by adding std::abs tests for several types and checking their return value. NFC. git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@369394 91177308-0d34-0410-b5e6-96231b3b80d8
33 lines
1.0 KiB
C++
33 lines
1.0 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include <cmath>
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#include "test_macros.h"
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int main(int, char**)
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{
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unsigned int ui = -5;
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ui = std::abs(ui); // expected-error {{call to 'abs' is ambiguous}}
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unsigned char uc = -5;
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uc = std::abs(uc); // expected-error {{taking the absolute value of unsigned type 'unsigned char' has no effect}}
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unsigned short us = -5;
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us = std::abs(us); // expected-error {{taking the absolute value of unsigned type 'unsigned short' has no effect}}
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unsigned long ul = -5;
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ul = std::abs(ul); // expected-error {{call to 'abs' is ambiguous}}
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unsigned long long ull = -5;
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ull = ::abs(ull); // expected-error {{call to 'abs' is ambiguous}}
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return 0;
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}
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