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57 lines
1.5 KiB
C++
57 lines
1.5 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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// <iomanip>
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// T1 resetiosflags(ios_base::fmtflags mask);
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#include <iomanip>
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#include <istream>
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#include <ostream>
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#include <cassert>
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template <class CharT>
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struct testbuf
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: public std::basic_streambuf<CharT>
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{
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testbuf() {}
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};
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int main()
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{
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{
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testbuf<char> sb;
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std::istream is(&sb);
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assert(is.flags() & std::ios_base::skipws);
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is >> std::resetiosflags(std::ios_base::skipws);
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assert(!(is.flags() & std::ios_base::skipws));
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}
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{
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testbuf<char> sb;
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std::ostream os(&sb);
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assert(os.flags() & std::ios_base::skipws);
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os << std::resetiosflags(std::ios_base::skipws);
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assert(!(os.flags() & std::ios_base::skipws));
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}
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{
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testbuf<wchar_t> sb;
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std::wistream is(&sb);
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assert(is.flags() & std::ios_base::skipws);
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is >> std::resetiosflags(std::ios_base::skipws);
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assert(!(is.flags() & std::ios_base::skipws));
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}
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{
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testbuf<wchar_t> sb;
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std::wostream os(&sb);
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assert(os.flags() & std::ios_base::skipws);
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os << std::resetiosflags(std::ios_base::skipws);
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assert(!(os.flags() & std::ios_base::skipws));
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}
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}
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