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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.
//
//===----------------------------------------------------------------------===//
// <strstream>
// class istrstream
// explicit istrstream(const char* s);
#include <strstream>
#include <cassert>
#include <string>
int main()
{
{
const char buf[] = "123 4.5 dog";
std::istrstream in(buf);
int i;
in >> i;
assert(i == 123);
double d;
in >> d;
assert(d == 4.5);
std::string s;
in >> s;
assert(s == "dog");
assert(in.eof());
assert(!in.fail());
in.clear();
in.putback('g');
assert(!in.fail());
in.putback('g');
assert(in.fail());
assert(buf[9] == 'o');
assert(buf[10] == 'g');
}
}
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