23 lines
		
	
	
		
			677 B
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			23 lines
		
	
	
		
			677 B
		
	
	
	
		
			C
		
	
	
	
// This should warn by default.
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// RUN: %clang_cc1 %s 2>&1 | grep "warning:"
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// This should not emit anything.
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// RUN: %clang_cc1 %s -w 2>&1 | not grep diagnostic
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// RUN: %clang_cc1 %s -Wno-#warnings 2>&1 | not grep diagnostic
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// -Werror can map all warnings to error.
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// RUN: %clang_cc1 %s -Werror 2>&1 | grep "error:"
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// -Werror can map this one warning to error.
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// RUN: %clang_cc1 %s -Werror=#warnings 2>&1 | grep "error:"
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// -Wno-error= overrides -Werror.  rdar://3158301
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// RUN: %clang_cc1 %s -Werror -Wno-error=#warnings 2>&1 | grep "warning:"
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// -Wno-error overrides -Werror.  PR4715
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// RUN: %clang_cc1 %s -Werror -Wno-error 2>&1 | grep "warning:"
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#warning foo
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