forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			25 lines
		
	
	
		
			755 B
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			755 B
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -triple i386-apple-darwin9 -verify %s
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| // <rdar://problem/12415959>
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| 
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| typedef unsigned int u_int32_t;
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| typedef u_int32_t uint32_t;
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| 
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| typedef unsigned long long u_int64_t;
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| typedef u_int64_t uint64_t;
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| 
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| int func1() {
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|   // Error out if size is > 32-bits.
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|   uint32_t msr = 0x8b;
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|   uint64_t val = 0;
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|   __asm__ volatile("wrmsr"
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|                    :
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|                    : "c" (msr),
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|                      "a" ((val & 0xFFFFFFFFUL)), // expected-error {{invalid input size for constraint 'a'}}
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|                      "d" (((val >> 32) & 0xFFFFFFFFUL)));
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| 
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|   // Don't error out if the size of the destination is <= 32 bits.
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|   unsigned char data;
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|   unsigned int port;
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|   __asm__ volatile("outb %0, %w1" : : "a" (data), "Nd" (port)); // No error expected.
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| }
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