| 1 | // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s |
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| 2 | struct Data { }; |
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| 3 | struct T { |
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| 4 | Data *begin(); |
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| 5 | Data *end(); |
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| 6 | }; |
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| 7 | |
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| 8 | struct NoBegin { |
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| 9 | Data *end(); |
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| 10 | }; |
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| 11 | |
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| 12 | struct DeletedEnd : public T { |
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| 13 | Data *begin(); |
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| 14 | Data *end() = delete; //expected-note {{'end' has been explicitly marked deleted here}} |
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| 15 | }; |
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| 16 | |
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| 17 | struct DeletedADLBegin { }; |
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| 18 | |
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| 19 | int* begin(DeletedADLBegin) = delete; //expected-note {{candidate function has been explicitly deleted}} \ |
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| 20 | expected-note 6 {{candidate function not viable: no known conversion}} |
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| 21 | |
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| 22 | struct PrivateEnd { |
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| 23 | Data *begin(); |
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| 24 | |
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| 25 | private: |
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| 26 | Data *end(); // expected-note 2 {{declared private here}} |
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| 27 | }; |
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| 28 | |
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| 29 | struct ADLNoEnd { }; |
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| 30 | Data * begin(ADLNoEnd); // expected-note 7 {{candidate function not viable: no known conversion}} |
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| 31 | |
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| 32 | struct OverloadedStar { |
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| 33 | T operator*(); |
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| 34 | }; |
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| 35 | |
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| 36 | void f() { |
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| 37 | T t; |
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| 38 | for (auto i : t) { } |
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| 39 | T *pt; |
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| 40 | for (auto i : pt) { } // expected-error{{invalid range expression of type 'T *'; did you mean to dereference it with '*'?}} |
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| 41 | |
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| 42 | int arr[10]; |
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| 43 | for (auto i : arr) { } |
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| 44 | int (*parr)[10]; |
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| 45 | for (auto i : parr) { }// expected-error{{invalid range expression of type 'int (*)[10]'; did you mean to dereference it with '*'?}} |
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| 46 | |
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| 47 | NoBegin NB; |
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| 48 | for (auto i : NB) { }// expected-error{{invalid range expression of type 'NoBegin'; no viable 'begin' function available}} |
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| 49 | NoBegin *pNB; |
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| 50 | for (auto i : pNB) { }// expected-error{{invalid range expression of type 'NoBegin *'; no viable 'begin' function available}} |
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| 51 | NoBegin **ppNB; |
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| 52 | for (auto i : ppNB) { }// expected-error{{invalid range expression of type 'NoBegin **'; no viable 'begin' function available}} |
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| 53 | NoBegin *****pppppNB; |
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| 54 | for (auto i : pppppNB) { }// expected-error{{invalid range expression of type 'NoBegin *****'; no viable 'begin' function available}} |
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| 55 | |
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| 56 | ADLNoEnd ANE; |
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| 57 | for (auto i : ANE) { } // expected-error{{invalid range expression of type 'ADLNoEnd'; no viable 'end' function available}} |
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| 58 | ADLNoEnd *pANE; |
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| 59 | for (auto i : pANE) { } // expected-error{{invalid range expression of type 'ADLNoEnd *'; no viable 'begin' function available}} |
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| 60 | |
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| 61 | DeletedEnd DE; |
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| 62 | for (auto i : DE) { } // expected-error{{attempt to use a deleted function}} \ |
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| 63 | expected-note {{when looking up 'end' function for range expression of type 'DeletedEnd'}} |
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| 64 | DeletedEnd *pDE; |
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| 65 | |
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| 66 | for (auto i : pDE) { } // expected-error {{invalid range expression of type 'DeletedEnd *'; no viable 'begin' function available}} |
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| 67 | |
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| 68 | PrivateEnd PE; |
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| 69 | // FIXME: This diagnostic should be improved, as it does not specify that |
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| 70 | // the range is invalid. |
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| 71 | for (auto i : PE) { } // expected-error{{'end' is a private member of 'PrivateEnd'}} |
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| 72 | |
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| 73 | PrivateEnd *pPE; |
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| 74 | for (auto i : pPE) { }// expected-error {{invalid range expression of type 'PrivateEnd *'}} |
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| 75 | // expected-error@-1 {{'end' is a private member of 'PrivateEnd'}} |
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| 76 | |
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| 77 | DeletedADLBegin DAB; |
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| 78 | for (auto i : DAB) { } // expected-error {{call to deleted function 'begin'}}\ |
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| 79 | expected-note {{when looking up 'begin' function for range expression of type 'DeletedADLBegin'}} |
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| 80 | |
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| 81 | OverloadedStar OS; |
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| 82 | for (auto i : *OS) { } |
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| 83 | |
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| 84 | for (auto i : OS) { } // expected-error {{invalid range expression of type 'OverloadedStar'; did you mean to dereference it with '*'?}} |
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| 85 | |
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| 86 | for (Data *p : pt) { } // expected-error {{invalid range expression of type 'T *'; did you mean to dereference it with '*'?}} |
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| 87 | // expected-error@-1 {{no viable conversion from 'Data' to 'Data *'}} |
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| 88 | // expected-note@4 {{selected 'begin' function with iterator type 'Data *'}} |
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| 89 | } |
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| 90 | |
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