30 lines
		
	
	
		
			712 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			712 B
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
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| // expected-no-diagnostics
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| 
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| template <class _Tp, class _Up, bool = false>
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| struct __allocator_traits_rebind
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| {
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| };
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| 
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| template <template <class, class...> class _Alloc, class _Tp, class ..._Args,
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| class _Up>
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| struct __allocator_traits_rebind<_Alloc<_Tp, _Args...>, _Up, false>
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| {
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|    typedef _Alloc<_Up, _Args...> type;
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| };
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| 
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| template <class Alloc>
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| struct allocator_traits
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| {
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|    template <class T> using rebind_alloc = typename __allocator_traits_rebind<Alloc, T>::type;
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|    template <class T> using rebind_traits = allocator_traits<rebind_alloc<T>>;
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| };
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| 
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| template <class T>
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| struct allocator {};
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| 
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| int main()
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| {
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|    allocator_traits<allocator<char>>::rebind_alloc<int> a;
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| }
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