21 lines
		
	
	
		
			717 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			717 B
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc < %s -march=x86-64 | grep {testb	\[%\]al, \[%\]al}
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%struct.__va_list_tag = type { i32, i32, i8*, i8* }
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define void @foo(i32 %x, ...) nounwind {
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entry:
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  %ap = alloca [1 x %struct.__va_list_tag], align 8; <[1 x %struct.__va_list_tag]*> [#uses=2]
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  %ap12 = bitcast [1 x %struct.__va_list_tag]* %ap to i8*; <i8*> [#uses=2]
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  call void @llvm.va_start(i8* %ap12)
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  %ap3 = getelementptr inbounds [1 x %struct.__va_list_tag]* %ap, i64 0, i64 0; <%struct.__va_list_tag*> [#uses=1]
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  call void @bar(%struct.__va_list_tag* %ap3) nounwind
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  call void @llvm.va_end(i8* %ap12)
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  ret void
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}
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declare void @llvm.va_start(i8*) nounwind
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declare void @bar(%struct.__va_list_tag*)
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declare void @llvm.va_end(i8*) nounwind
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