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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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35
test/numerics/numarray/template.valarray/valarray.sub/valarray_bool_non_const.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.
//
//===----------------------------------------------------------------------===//
// <valarray>
// template<class T> class valarray;
// mask_array<value_type> operator[](const valarray<bool>& vb);
#include <valarray>
#include <cassert>
int main()
{
int a1[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
const std::size_t N1 = sizeof(a1)/sizeof(a1[0]);
bool b[N1] = {true, false, false, true, true, false,
false, true, false, false, false, true};
std::valarray<int> v1(a1, N1);
std::valarray<bool> vb(b, N1);
std::valarray<int> v2(5);
v2 = v1[vb];
assert(v2.size() == 5);
assert(v2[ 0] == 0);
assert(v2[ 1] == 3);
assert(v2[ 2] == 4);
assert(v2[ 3] == 7);
assert(v2[ 4] == 11);
}