forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			33 lines
		
	
	
		
			706 B
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			706 B
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -fsyntax-only -Wunused-variable -fblocks -verify %s
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| 
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| struct s0 {
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| 	unsigned int	i;
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| };
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| 
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| int proto(int a, int b);
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| 
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| void f0(void) {
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| 	int	a __attribute__((unused)),
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| 		b; // expected-warning{{unused}}
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| 	return;
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| }
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| 
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| void f1(void) {
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| 	int	i;
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| 	(void)sizeof(i);
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| 	return;
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| }
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| 
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| // PR5933
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| int f2() {
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|   int X = 4;  // Shouldn't have a bogus 'unused variable X' warning.
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|   return Y + X; // expected-error {{use of undeclared identifier 'Y'}}
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| }
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| 
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| int f3() {
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|   int X1 = 4; 
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|   (void)(Y1 + X1); // expected-error {{use of undeclared identifier 'Y1'}}
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|   (void)(^() { int X = 4; }); // expected-warning{{unused}}
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|   (void)(^() { int X = 4; return Y + X; }); // expected-error {{use of undeclared identifier 'Y'}}
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| }
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