bc8d3f97eb
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
1 line
969 B
C++
1 line
969 B
C++
//===----------------------------------------------------------------------===//
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//
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// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <functional>
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// class function<R(ArgTypes...)>
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// R operator()(ArgTypes... args) const
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#include <functional>
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#include <cassert>
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// 0 args, return int
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int count = 0;
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int f_int_0()
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{
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return 3;
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}
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struct A_int_0
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{
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int operator()() {return 4;}
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};
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void
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test_int_0()
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{
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// function
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{
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std::function<int ()> r1(f_int_0);
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assert(r1() == 3);
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}
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// function pointer
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{
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int (*fp)() = f_int_0;
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std::function<int ()> r1(fp);
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assert(r1() == 3);
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}
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// functor
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{
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A_int_0 a0;
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std::function<int ()> r1(a0);
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assert(r1() == 4);
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}
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}
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int main()
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{
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test_int_0();
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}
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