1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <valarray> 11 12 // template<class T> class valarray; 13 14 // valarray(); 15 16 #include <valarray> 17 #include <cassert> 18 19 struct S { 20 S() { ctor_called = true; } 21 static bool ctor_called; 22 }; 23 24 bool S::ctor_called = false; 25 26 int main() 27 { 28 { 29 std::valarray<int> v; 30 assert(v.size() == 0); 31 } 32 { 33 std::valarray<float> v; 34 assert(v.size() == 0); 35 } 36 { 37 std::valarray<double> v; 38 assert(v.size() == 0); 39 } 40 { 41 std::valarray<std::valarray<double> > v; 42 assert(v.size() == 0); 43 } 44 { 45 std::valarray<S> v; 46 assert(v.size() == 0); 47 assert(!S::ctor_called); 48 } 49 } 50
