74f7d50f6a
function, provide a specialized diagnostic that indicates the kind of special member function (default constructor, copy assignment operator, etc.) and that it was implicitly deleted. Add a hook where we can provide more detailed information later. llvm-svn: 150611
29 lines
877 B
C++
29 lines
877 B
C++
// RUN: %clang_cc1 -std=c++11 %s -Wunused -verify
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struct MoveOnly {
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MoveOnly(MoveOnly&&);
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MoveOnly(const MoveOnly&);
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};
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template<typename T> T &&move(T&);
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void test_special_member_functions(MoveOnly mo, int i) {
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auto lambda1 = [i]() { }; // expected-note 2 {{lambda expression begins here}}
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// Default constructor
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decltype(lambda1) lambda2; // expected-error{{call to implicitly-deleted default constructor of 'decltype(lambda1)' (aka '<lambda}}
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// Copy assignment operator
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lambda1 = lambda1; // expected-error{{overload resolution selected implicitly-deleted copy assignment operator}}
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// Move assignment operator
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lambda1 = move(lambda1);
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// Copy constructor
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decltype(lambda1) lambda3 = lambda1;
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decltype(lambda1) lambda4(lambda1);
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// Move constructor
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decltype(lambda1) lambda5 = move(lambda1);
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decltype(lambda1) lambda6(move(lambda1));
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}
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