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libcxx initial import

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
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Howard Hinnant
2010-05-11 19:42:16 +00:00
commit bc8d3f97eb
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52
test/input.output/iostreams.base/ios.base/ios.base.callback/register_callback.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <ios>
// class ios_base
// void register_callback(event_callback fn, int index);
#include <ios>
#include <string>
#include <locale>
#include <cassert>
class test
: public std::ios
{
public:
test()
{
init(0);
}
};
int f1_called = 0;
void f1(std::ios_base::event ev, std::ios_base& stream, int index)
{
if (ev == std::ios_base::imbue_event)
{
assert(stream.getloc().name() == "en_US");
assert(index == 4);
++f1_called;
}
}
int main()
{
test t;
std::ios_base& b = t;
b.register_callback(f1, 4);
b.register_callback(f1, 4);
b.register_callback(f1, 4);
std::locale l = b.imbue(std::locale("en_US"));
assert(f1_called == 3);
}