cxx/test/numerics/numarray/template.valarray/valarray.cons/slice_array.pass.cpp
Howard Hinnant bc8d3f97eb libcxx initial import
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-11 19:42:16 +00:00

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C++

//===----------------------------------------------------------------------===//
//
// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe 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;
// valarray(const slice_array<value_type>& sa);
#include <valarray>
#include <cassert>
int main()
{
int a[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
std::valarray<int> v1(a, sizeof(a)/sizeof(a[0]));
std::valarray<int> v(v1[std::slice(1, 5, 3)]);
assert(v.size() == 5);
assert(v[0] == 1);
assert(v[1] == 4);
assert(v[2] == 7);
assert(v[3] == 10);
assert(v[4] == 13);
}