54 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.3 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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| 
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| // <array>
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| 
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| // template <class T, size_t N> constexpr size_type array<T,N>::size();
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| 
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| #include <array>
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| #include <cassert>
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| 
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| int main()
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| {
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|     {
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|         typedef double T;
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|         typedef std::array<T, 3> C;
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|         C c = {1, 2, 3.5};
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|         assert(c.size() == 3);
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|         assert(c.max_size() == 3);
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|         assert(!c.empty());
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|     }
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|     {
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|         typedef double T;
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|         typedef std::array<T, 0> C;
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|         C c = {};
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|         assert(c.size() == 0);
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|         assert(c.max_size() == 0);
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|         assert(c.empty());
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|     }
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| #ifndef _LIBCPP_HAS_NO_CONSTEXPR
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|     {
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|         typedef double T;
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|         typedef std::array<T, 3> C;
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|         constexpr C c = {1, 2, 3.5};
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|         static_assert(c.size() == 3, "");
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|         static_assert(c.max_size() == 3, "");
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|         static_assert(!c.empty(), "");
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|     }
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|     {
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|         typedef double T;
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|         typedef std::array<T, 0> C;
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|         constexpr C c = {};
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|         static_assert(c.size() == 0, "");
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|         static_assert(c.max_size() == 0, "");
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|         static_assert(c.empty(), "");
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|     }
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| #endif
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| }
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