| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
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| 2 | struct A; // expected-note 14 {{forward declaration of 'A'}} |
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| 3 | |
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| 4 | A f(); // expected-note {{'f' declared here}} |
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| 5 | |
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| 6 | struct B { |
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| 7 | A f(); // expected-note {{'f' declared here}} |
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| 8 | A operator()(); // expected-note 2 {{'operator()' declared here}} |
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| 9 | operator A(); // expected-note {{'operator A' declared here}} |
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| 10 | A operator!(); // expected-note 2 {{'operator!' declared here}} |
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| 11 | A operator++(int); // expected-note {{'operator++' declared here}} |
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| 12 | A operator[](int); // expected-note {{'operator[]' declared here}} |
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| 13 | A operator+(int); // expected-note {{'operator+' declared here}} |
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| 14 | A operator->(); // expected-note {{'operator->' declared here}} |
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| 15 | }; |
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| 16 | |
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| 17 | void g() { |
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| 18 | f(); // expected-error {{calling 'f' with incomplete return type 'A'}} |
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| 19 | |
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| 20 | typedef A (*Func)(); |
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| 21 | Func fp; |
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| 22 | fp(); // expected-error {{calling function with incomplete return type 'A'}} |
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| 23 | ((Func)0)(); // expected-error {{calling function with incomplete return type 'A'}} |
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| 24 | |
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| 25 | B b; |
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| 26 | b.f(); // expected-error {{calling 'f' with incomplete return type 'A'}} |
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| 27 | |
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| 28 | b.operator()(); // expected-error {{calling 'operator()' with incomplete return type 'A'}} |
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| 29 | b.operator A(); // expected-error {{calling 'operator A' with incomplete return type 'A'}} |
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| 30 | b.operator!(); // expected-error {{calling 'operator!' with incomplete return type 'A'}} |
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| 31 | |
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| 32 | !b; // expected-error {{calling 'operator!' with incomplete return type 'A'}} |
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| 33 | b(); // expected-error {{calling 'operator()' with incomplete return type 'A'}} |
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| 34 | b++; // expected-error {{calling 'operator++' with incomplete return type 'A'}} |
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| 35 | b[0]; // expected-error {{calling 'operator[]' with incomplete return type 'A'}} |
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| 36 | b + 1; // expected-error {{calling 'operator+' with incomplete return type 'A'}} |
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| 37 | b->f(); // expected-error {{calling 'operator->' with incomplete return type 'A'}} |
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| 38 | |
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| 39 | A (B::*mfp)() = 0; |
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| 40 | (b.*mfp)(); // expected-error {{calling function with incomplete return type 'A'}} |
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| 41 | |
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| 42 | } |
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| 43 | |
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| 44 | |
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| 45 | struct C; // expected-note{{forward declaration}} |
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| 46 | |
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| 47 | void test_incomplete_object_call(C& c) { |
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| 48 | c(); // expected-error{{incomplete type in call to object of type}} |
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| 49 | } |
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| 50 | |
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| 51 | void test_incomplete_object_dtor(C *p) { |
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| 52 | p.~C(); // expected-error{{member reference type 'C *' is a pointer; did you mean to use '->'?}} |
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| 53 | } |
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| 54 | |
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| 55 | namespace pr18542 { |
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| 56 | struct X { |
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| 57 | int count; |
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| 58 | template<typename CharT> class basic_istream; |
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| 59 | template<typename CharT> |
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| 60 | void basic_istream<CharT>::read() { // expected-error{{out-of-line definition of 'read' from class 'basic_istream<CharT>' without definition}} |
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| 61 | count = 0; |
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| 62 | } |
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| 63 | }; |
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| 64 | } |
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| 65 | |
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| 66 | |
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