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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <streambuf>
// template <class charT, class traits = char_traits<charT> >
// class basic_streambuf;
// int_type pbackfail(int_type c = traits::eof());
#include <streambuf>
#include <cassert>
int pbackfail_called = 0;
struct test
: public std::basic_streambuf<char>
{
test() {}
};
int main()
{
test t;
assert(t.sputbackc('A') == -1);
}
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