4684ddb6aa
- import libcxx - reduce targets to the one when compiled as a tools Change-Id: Iabb8427f80ff8e89463559a28bcb8b4f2bdbc496
66 lines
1.7 KiB
C++
66 lines
1.7 KiB
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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// <locale>
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// template <class charT> class numpunct;
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// explicit numpunct(size_t refs = 0);
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#include <locale>
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#include <cassert>
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template <class C>
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class my_facet
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: public std::numpunct<C>
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{
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public:
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static int count;
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explicit my_facet(std::size_t refs = 0)
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: std::numpunct<C>(refs) {++count;}
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~my_facet() {--count;}
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};
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template <class C> int my_facet<C>::count = 0;
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int main()
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{
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{
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std::locale l(std::locale::classic(), new my_facet<char>);
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assert(my_facet<char>::count == 1);
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}
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assert(my_facet<char>::count == 0);
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{
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my_facet<char> f(1);
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assert(my_facet<char>::count == 1);
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{
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std::locale l(std::locale::classic(), &f);
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assert(my_facet<char>::count == 1);
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}
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assert(my_facet<char>::count == 1);
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}
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assert(my_facet<char>::count == 0);
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{
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std::locale l(std::locale::classic(), new my_facet<wchar_t>);
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assert(my_facet<wchar_t>::count == 1);
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}
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assert(my_facet<wchar_t>::count == 0);
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{
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my_facet<wchar_t> f(1);
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assert(my_facet<wchar_t>::count == 1);
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{
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std::locale l(std::locale::classic(), &f);
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assert(my_facet<wchar_t>::count == 1);
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}
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assert(my_facet<wchar_t>::count == 1);
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}
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assert(my_facet<wchar_t>::count == 0);
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}
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