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36 lines
780 B
C++
36 lines
780 B
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <streambuf>
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// template <class charT, class traits = char_traits<charT> >
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// class basic_streambuf;
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// int_type pbackfail(int_type c = traits::eof());
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#include <streambuf>
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#include <cassert>
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#include "test_macros.h"
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int pbackfail_called = 0;
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struct test
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: public std::basic_streambuf<char>
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{
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test() {}
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};
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int main(int, char**)
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{
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test t;
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assert(t.sputbackc('A') == -1);
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return 0;
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}
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