87d03942c4
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@225402 91177308-0d34-0410-b5e6-96231b3b80d8
27 lines
749 B
C++
27 lines
749 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <functional>
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// unary_negate
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#include <functional>
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#include <type_traits>
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#include <cassert>
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int main()
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{
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typedef std::unary_negate<std::logical_not<int> > F;
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const F f = F(std::logical_not<int>());
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static_assert((std::is_same<F::argument_type, int>::value), "" );
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static_assert((std::is_same<F::result_type, bool>::value), "" );
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assert(f(36));
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assert(!f(0));
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}
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