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