21 lines
		
	
	
		
			817 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			817 B
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -fsyntax-only -verify -Wno-bool-conversion -Wno-string-compare -Wno-tautological-compare -Waddress %s
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| // RUN: %clang_cc1 -fsyntax-only -verify %s
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| 
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| void foo();
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| int arr[5];
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| int global;
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| const char* str = "";
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| 
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| void test() {
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|   if (foo) {}            // expected-warning{{always evaluate to 'true'}} \
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|                          // expected-note{{silence}}
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|   if (arr) {}            // expected-warning{{always evaluate to 'true'}}
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|   if (&global) {}        // expected-warning{{always evaluate to 'true'}}
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|   if (foo == 0) {}       // expected-warning{{always false}} \
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|                          // expected-note{{silence}}
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|   if (arr == 0) {}       // expected-warning{{always false}}
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|   if (&global == 0) {}   // expected-warning{{always false}}
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| 
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|   if (str == "foo") {}   // expected-warning{{unspecified}}
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| }
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