diff options
Diffstat (limited to 'test/std/numerics/numarray/valarray.nonmembers/valarray.binary/minus_valarray_value.pass.cpp')
-rw-r--r-- | test/std/numerics/numarray/valarray.nonmembers/valarray.binary/minus_valarray_value.pass.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/std/numerics/numarray/valarray.nonmembers/valarray.binary/minus_valarray_value.pass.cpp b/test/std/numerics/numarray/valarray.nonmembers/valarray.binary/minus_valarray_value.pass.cpp new file mode 100644 index 000000000000..382cab8eae6e --- /dev/null +++ b/test/std/numerics/numarray/valarray.nonmembers/valarray.binary/minus_valarray_value.pass.cpp @@ -0,0 +1,32 @@ +//===----------------------------------------------------------------------===// +// +// 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. +// +//===----------------------------------------------------------------------===// + +// <valarray> + +// template<class T> class valarray; + +// template<class T> valarray<T> operator-(const valarray<T>& x, const T& y); + +#include <valarray> +#include <cassert> + +int main() +{ + { + typedef int T; + T a1[] = { 1, 2, 3, 4, 5}; + T a2[] = {-2, -1, 0, 1, 2}; + const unsigned N = sizeof(a1)/sizeof(a1[0]); + std::valarray<T> v1(a1, N); + std::valarray<T> v2 = v1 - 3; + assert(v1.size() == v2.size()); + for (int i = 0; i < v2.size(); ++i) + assert(v2[i] == a2[i]); + } +} |