4684ddb6aa
- import libcxx - reduce targets to the one when compiled as a tools Change-Id: Iabb8427f80ff8e89463559a28bcb8b4f2bdbc496
70 lines
1.8 KiB
C++
70 lines
1.8 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 codecvt_byname<char, char, mbstate_t>
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// explicit codecvt_byname(const char* nm, size_t refs = 0);
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// explicit codecvt_byname(const string& nm, size_t refs = 0);
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#include <locale>
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#include <cassert>
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typedef std::codecvt_byname<char, char, std::mbstate_t> F;
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class my_facet
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: public F
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{
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public:
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static int count;
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explicit my_facet(const char* nm, std::size_t refs = 0)
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: F(nm, refs) {++count;}
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explicit my_facet(const std::string& nm, std::size_t refs = 0)
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: F(nm, refs) {++count;}
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~my_facet() {--count;}
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};
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int my_facet::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("en_US"));
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assert(my_facet::count == 1);
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}
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assert(my_facet::count == 0);
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{
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my_facet f("en_US", 1);
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assert(my_facet::count == 1);
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{
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std::locale l(std::locale::classic(), &f);
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assert(my_facet::count == 1);
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}
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assert(my_facet::count == 1);
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}
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assert(my_facet::count == 0);
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{
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std::locale l(std::locale::classic(), new my_facet(std::string("en_US")));
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assert(my_facet::count == 1);
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}
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assert(my_facet::count == 0);
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{
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my_facet f(std::string("en_US"), 1);
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assert(my_facet::count == 1);
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{
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std::locale l(std::locale::classic(), &f);
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assert(my_facet::count == 1);
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}
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assert(my_facet::count == 1);
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}
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assert(my_facet::count == 0);
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}
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