90 lines · cpp
1// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s2struct Data { };3struct T {4 Data *begin();5 Data *end();6};7 8struct NoBegin {9 Data *end();10};11 12struct DeletedEnd : public T {13 Data *begin();14 Data *end() = delete; //expected-note {{'end' has been explicitly marked deleted here}}15};16 17struct DeletedADLBegin { };18 19int* begin(DeletedADLBegin) = delete; //expected-note {{candidate function has been explicitly deleted}} \20 expected-note 6 {{candidate function not viable: no known conversion}}21 22struct PrivateEnd {23 Data *begin();24 25 private:26 Data *end(); // expected-note 2 {{declared private here}}27};28 29struct ADLNoEnd { };30Data * begin(ADLNoEnd); // expected-note 7 {{candidate function not viable: no known conversion}}31 32struct OverloadedStar {33 T operator*();34};35 36void f() {37 T t;38 for (auto i : t) { }39 T *pt;40 for (auto i : pt) { } // expected-error{{invalid range expression of type 'T *'; did you mean to dereference it with '*'?}}41 42 int arr[10];43 for (auto i : arr) { }44 int (*parr)[10];45 for (auto i : parr) { }// expected-error{{invalid range expression of type 'int (*)[10]'; did you mean to dereference it with '*'?}}46 47 NoBegin NB;48 for (auto i : NB) { }// expected-error{{invalid range expression of type 'NoBegin'; no viable 'begin' function available}}49 NoBegin *pNB;50 for (auto i : pNB) { }// expected-error{{invalid range expression of type 'NoBegin *'; no viable 'begin' function available}}51 NoBegin **ppNB;52 for (auto i : ppNB) { }// expected-error{{invalid range expression of type 'NoBegin **'; no viable 'begin' function available}}53 NoBegin *****pppppNB;54 for (auto i : pppppNB) { }// expected-error{{invalid range expression of type 'NoBegin *****'; no viable 'begin' function available}}55 56 ADLNoEnd ANE;57 for (auto i : ANE) { } // expected-error{{invalid range expression of type 'ADLNoEnd'; no viable 'end' function available}}58 ADLNoEnd *pANE;59 for (auto i : pANE) { } // expected-error{{invalid range expression of type 'ADLNoEnd *'; no viable 'begin' function available}}60 61 DeletedEnd DE;62 for (auto i : DE) { } // expected-error{{attempt to use a deleted function}} \63expected-note {{when looking up 'end' function for range expression of type 'DeletedEnd'}}64 DeletedEnd *pDE;65 66 for (auto i : pDE) { } // expected-error {{invalid range expression of type 'DeletedEnd *'; no viable 'begin' function available}}67 68 PrivateEnd PE;69 // FIXME: This diagnostic should be improved, as it does not specify that70 // the range is invalid.71 for (auto i : PE) { } // expected-error{{'end' is a private member of 'PrivateEnd'}}72 73 PrivateEnd *pPE;74 for (auto i : pPE) { }// expected-error {{invalid range expression of type 'PrivateEnd *'}}75 // expected-error@-1 {{'end' is a private member of 'PrivateEnd'}}76 77 DeletedADLBegin DAB;78 for (auto i : DAB) { } // expected-error {{call to deleted function 'begin'}}\79 expected-note {{when looking up 'begin' function for range expression of type 'DeletedADLBegin'}}80 81 OverloadedStar OS;82 for (auto i : *OS) { }83 84 for (auto i : OS) { } // expected-error {{invalid range expression of type 'OverloadedStar'; did you mean to dereference it with '*'?}}85 86 for (Data *p : pt) { } // expected-error {{invalid range expression of type 'T *'; did you mean to dereference it with '*'?}}87 // expected-error@-1 {{no viable conversion from 'Data' to 'Data *'}}88 // expected-note@4 {{selected 'begin' function with iterator type 'Data *'}}89}90