90 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			90 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
 | |
| struct Data { };
 | |
| struct T {
 | |
|   Data *begin();
 | |
|   Data *end();
 | |
| };
 | |
| 
 | |
| struct NoBegin {
 | |
|   Data *end();
 | |
| };
 | |
| 
 | |
| struct DeletedEnd : public T {
 | |
|   Data *begin();
 | |
|   Data *end() = delete; //expected-note {{function has been explicitly marked deleted here}}
 | |
| };
 | |
| 
 | |
| struct DeletedADLBegin { };
 | |
| 
 | |
| int* begin(DeletedADLBegin) = delete; //expected-note {{candidate function has been explicitly deleted}} \
 | |
|  expected-note 5 {{candidate function not viable: no known conversion}}
 | |
| 
 | |
| struct PrivateEnd {
 | |
|   Data *begin();
 | |
| 
 | |
|  private:
 | |
|   Data *end(); // expected-note 2 {{declared private here}}
 | |
| };
 | |
| 
 | |
| struct ADLNoEnd { };
 | |
| Data * begin(ADLNoEnd); // expected-note 6 {{candidate function not viable: no known conversion}}
 | |
| 
 | |
| struct OverloadedStar {
 | |
|   T operator*();
 | |
| };
 | |
| 
 | |
| void f() {
 | |
|   T t;
 | |
|   for (auto i : t) { }
 | |
|   T *pt;
 | |
|   for (auto i : pt) { } // expected-error{{invalid range expression of type 'T *'; did you mean to dereference it with '*'?}}
 | |
| 
 | |
|   int arr[10];
 | |
|   for (auto i : arr) { }
 | |
|   int (*parr)[10];
 | |
|   for (auto i : parr) { }// expected-error{{invalid range expression of type 'int (*)[10]'; did you mean to dereference it with '*'?}}
 | |
| 
 | |
|   NoBegin NB;
 | |
|   for (auto i : NB) { }// expected-error{{range type 'NoBegin' has 'end' member but no 'begin' member}}
 | |
|   NoBegin *pNB;
 | |
|   for (auto i : pNB) { }// expected-error{{invalid range expression of type 'NoBegin *'; no viable 'begin' function available}}
 | |
|   NoBegin **ppNB;
 | |
|   for (auto i : ppNB) { }// expected-error{{invalid range expression of type 'NoBegin **'; no viable 'begin' function available}}
 | |
|   NoBegin *****pppppNB;
 | |
|   for (auto i : pppppNB) { }// expected-error{{invalid range expression of type 'NoBegin *****'; no viable 'begin' function available}}
 | |
| 
 | |
|   ADLNoEnd ANE;
 | |
|   for (auto i : ANE) { } // expected-error{{invalid range expression of type 'ADLNoEnd'; no viable 'end' function available}}
 | |
|   ADLNoEnd *pANE;
 | |
|   for (auto i : pANE) { } // expected-error{{invalid range expression of type 'ADLNoEnd *'; no viable 'begin' function available}}
 | |
| 
 | |
|   DeletedEnd DE;
 | |
|   for (auto i : DE) { } // expected-error{{attempt to use a deleted function}} \
 | |
| expected-note {{when looking up 'end' function for range expression of type 'DeletedEnd'}}
 | |
|   DeletedEnd *pDE;
 | |
| 
 | |
|   for (auto i : pDE) { } // expected-error {{invalid range expression of type 'DeletedEnd *'; no viable 'begin' function available}}
 | |
| 
 | |
|   PrivateEnd PE;
 | |
|   // FIXME: This diagnostic should be improved, as it does not specify that
 | |
|   // the range is invalid.
 | |
|   for (auto i : PE) { } // expected-error{{'end' is a private member of 'PrivateEnd'}}
 | |
| 
 | |
|   PrivateEnd *pPE;
 | |
|   for (auto i : pPE) { }// expected-error {{invalid range expression of type 'PrivateEnd *'}}
 | |
|   // expected-error@-1 {{'end' is a private member of 'PrivateEnd'}}
 | |
| 
 | |
|   DeletedADLBegin DAB;
 | |
|   for (auto i : DAB) { } // expected-error {{call to deleted function 'begin'}}\
 | |
|   expected-note {{when looking up 'begin' function for range expression of type 'DeletedADLBegin'}}
 | |
| 
 | |
|   OverloadedStar OS;
 | |
|   for (auto i : *OS) { }
 | |
| 
 | |
|   for (auto i : OS) { } // expected-error {{invalid range expression of type 'OverloadedStar'; did you mean to dereference it with '*'?}}
 | |
| 
 | |
|   for (Data *p : pt) { } // expected-error {{invalid range expression of type 'T *'; did you mean to dereference it with '*'?}}
 | |
|   // expected-error@-1 {{no viable conversion from 'Data' to 'Data *'}}
 | |
|   // expected-note@4 {{selected 'begin' function with iterator type 'Data *'}}
 | |
| }
 |