22 lines
		
	
	
		
			722 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			22 lines
		
	
	
		
			722 B
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: opt < %s -licm -S | FileCheck %s
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| 
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| target datalayout = "e-p:32:32-p1:64:64-p4:64:64"
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| 
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| ; Make sure isDereferenceableAndAlignePointer() doesn't crash when looking
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| ; walking pointer defs with an addrspacecast that changes pointer size.
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| ; CHECK-LABEL: @addrspacecast_crash
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| define void @addrspacecast_crash() {
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| bb:
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|   %tmp = alloca [256 x i32]
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|   br label %bb1
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| 
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| bb1:
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|   %tmp2 = getelementptr inbounds [256 x i32], [256 x i32]* %tmp, i32 0, i32 36
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|   %tmp3 = bitcast i32* %tmp2 to <4 x i32>*
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|   %tmp4 = addrspacecast <4 x i32>* %tmp3 to <4 x i32> addrspace(4)*
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|   %tmp5 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp4
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|   %tmp6 = xor <4 x i32> %tmp5, undef
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|   store <4 x i32> %tmp6, <4 x i32> addrspace(1)* undef
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|   br label %bb1
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| }
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