| //===----------------------------------------------------------------------===// |
| // |
| // 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 gslice_array |
| |
| // void operator&= (const valarray<value_type>& v) const; |
| |
| #include <valarray> |
| #include <cassert> |
| |
| int main() |
| { |
| int a1[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, |
| 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, |
| 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, |
| 36, 37, 38, 39, 40}; |
| int a2[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, |
| 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24}; |
| std::valarray<int> v1(a1, sizeof(a1)/sizeof(a1[0])); |
| std::valarray<int> v2(a2, sizeof(a2)/sizeof(a2[0])); |
| std::size_t sz[] = {2, 4, 3}; |
| std::size_t st[] = {19, 4, 1}; |
| typedef std::valarray<std::size_t> sizes; |
| typedef std::valarray<std::size_t> strides; |
| v1[std::gslice(3, sizes(sz, sizeof(sz)/sizeof(sz[0])), |
| strides(st, sizeof(st)/sizeof(st[0])))] &= v2; |
| assert(v1.size() == 41); |
| assert(v1[ 0] == 0); |
| assert(v1[ 1] == 1); |
| assert(v1[ 2] == 2); |
| assert(v1[ 3] == 1); |
| assert(v1[ 4] == 0); |
| assert(v1[ 5] == 1); |
| assert(v1[ 6] == 6); |
| assert(v1[ 7] == 4); |
| assert(v1[ 8] == 0); |
| assert(v1[ 9] == 0); |
| assert(v1[10] == 10); |
| assert(v1[11] == 3); |
| assert(v1[12] == 8); |
| assert(v1[13] == 9); |
| assert(v1[14] == 14); |
| assert(v1[15] == 10); |
| assert(v1[16] == 0); |
| assert(v1[17] == 0); |
| assert(v1[18] == 18); |
| assert(v1[19] == 19); |
| assert(v1[20] == 20); |
| assert(v1[21] == 21); |
| assert(v1[22] == 4); |
| assert(v1[23] == 6); |
| assert(v1[24] == 8); |
| assert(v1[25] == 25); |
| assert(v1[26] == 16); |
| assert(v1[27] == 17); |
| assert(v1[28] == 16); |
| assert(v1[29] == 29); |
| assert(v1[30] == 18); |
| assert(v1[31] == 20); |
| assert(v1[32] == 0); |
| assert(v1[33] == 33); |
| assert(v1[34] == 2); |
| assert(v1[35] == 3); |
| assert(v1[36] == 0); |
| assert(v1[37] == 37); |
| assert(v1[38] == 38); |
| assert(v1[39] == 39); |
| assert(v1[40] == 40); |
| } |