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56 lines
1.2 KiB
C++
56 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <valarray>
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// template<class T> class valarray;
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// explicit valarray(size_t);
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#include <valarray>
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#include <cassert>
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struct S {
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S() : x(1) {}
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~S() { ++cnt_dtor; }
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int x;
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static size_t cnt_dtor;
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};
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size_t S::cnt_dtor = 0;
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int main()
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{
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{
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std::valarray<int> v(100);
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assert(v.size() == 100);
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for (int i = 0; i < 100; ++i)
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assert(v[i] == 0);
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}
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{
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std::valarray<double> v(100);
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assert(v.size() == 100);
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for (int i = 0; i < 100; ++i)
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assert(v[i] == 0);
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}
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{
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std::valarray<std::valarray<double> > v(100);
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assert(v.size() == 100);
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for (int i = 0; i < 100; ++i)
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assert(v[i].size() == 0);
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}
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{
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std::valarray<S> v(100);
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assert(v.size() == 100);
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for (int i = 0; i < 100; ++i)
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assert(v[i].x == 1);
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}
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assert(S::cnt_dtor == 100);
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}
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