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150
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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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221
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88 // expected-note@4 {{selected 'begin' function with iterator type 'Data *'}}
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89 }
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