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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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63
test/numerics/rand/rand.adapt/rand.adapt.ibits/io.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.
//
//===----------------------------------------------------------------------===//
// <random>
// template<class Engine, size_t w, class UIntType>
// class independent_bits_engine
// template <class charT, class traits,
// class Engine, size_t w, class UIntType>
// basic_ostream<charT, traits>&
// operator<<(basic_ostream<charT, traits>& os,
// const independent_bits_engine<Engine, w, UIntType>& x);
//
// template <class charT, class traits,
// class Engine, size_t w, class UIntType>
// basic_istream<charT, traits>&
// operator>>(basic_istream<charT, traits>& is,
// independent_bits_engine<Engine, w, UIntType>& x);
#include <random>
#include <sstream>
#include <cassert>
void
test1()
{
typedef std::independent_bits_engine<std::ranlux24, 32, unsigned> E;
E e1;
e1.discard(100);
std::ostringstream os;
os << e1;
std::istringstream is(os.str());
E e2;
is >> e2;
assert(e1 == e2);
}
void
test2()
{
typedef std::independent_bits_engine<std::ranlux48, 64, unsigned long long> E;
E e1;
e1.discard(100);
std::ostringstream os;
os << e1;
std::istringstream is(os.str());
E e2;
is >> e2;
assert(e1 == e2);
}
int main()
{
test1();
test2();
}