| 1 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s |
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| 2 | |
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| 3 | struct S { |
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| 4 | int *j = &nonexistent; // expected-error {{use of undeclared identifier 'nonexistent'}} |
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| 5 | int *m = &n; // ok |
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| 6 | |
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| 7 | int n = f(); // ok |
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| 8 | int f(); |
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| 9 | }; |
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| 10 | |
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| 11 | int i = sizeof(S::m); // ok |
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| 12 | int j = sizeof(S::m + 42); // ok |
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| 13 | |
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| 14 | |
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| 15 | struct T { |
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| 16 | int n; |
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| 17 | static void f() { |
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| 18 | int a[n]; // expected-error {{invalid use of member 'n' in static member function}} |
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| 19 | int b[sizeof n]; // ok |
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| 20 | } |
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| 21 | }; |
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| 22 | |
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| 23 | // Make sure the rule for unevaluated operands works correctly with typeid. |
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| 24 | namespace std { |
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| 25 | class type_info; |
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| 26 | } |
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| 27 | class Poly { virtual ~Poly(); }; |
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| 28 | const std::type_info& k = typeid(S::m); |
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| 29 | const std::type_info& m = typeid(*(Poly*)S::m); // expected-error {{invalid use of non-static data member}} |
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| 30 | const std::type_info& n = typeid(*(Poly*)(0*sizeof S::m)); |
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| 31 | |
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| 32 | namespace PR11956 { |
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| 33 | struct X { char a; }; |
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| 34 | struct Y { int f() { return sizeof(X::a); } }; // ok |
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| 35 | |
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| 36 | struct A { enum E {} E; }; |
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| 37 | struct B { int f() { return sizeof(A::E); } }; // ok |
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| 38 | } |
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| 39 | |
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