forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			19 lines
		
	
	
		
			858 B
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			19 lines
		
	
	
		
			858 B
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -triple x86_64-unknown-unknown -fsyntax-only -verify %s
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| // RUN: %clang_cc1 -triple x86_64-unknown-windows-msvc -fsyntax-only -verify %s
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| 
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| int printf(const char *restrict, ...);
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| 
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| struct bitfields {
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|   long a : 2;
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|   unsigned long b : 2;
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|   long c : 32;          // assumes that int is 32 bits
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|   unsigned long d : 32; // assumes that int is 32 bits
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| } bf;
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| 
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| void bitfield_promotion() {
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|   printf("%ld", bf.a); // expected-warning {{format specifies type 'long' but the argument has type 'int'}}
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|   printf("%lu", bf.b); // expected-warning {{format specifies type 'unsigned long' but the argument has type 'int'}}
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|   printf("%ld", bf.c); // expected-warning {{format specifies type 'long' but the argument has type 'int'}}
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|   printf("%lu", bf.d); // expected-warning {{format specifies type 'unsigned long' but the argument has type 'unsigned int'}}
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| }
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