1 ; RUN: opt < %s -licm -S | FileCheck %s
3 target datalayout = "e-p:32:32-p1:64:64-p4:64:64"
5 ; Make sure isDereferenceableAndAlignePointer() doesn't crash when looking
6 ; walking pointer defs with an addrspacecast that changes pointer size.
7 ; CHECK-LABEL: @addrspacecast_crash
8 define void @addrspacecast_crash() {
10 %tmp = alloca [256 x i32]
14 %tmp2 = getelementptr inbounds [256 x i32], [256 x i32]* %tmp, i32 0, i32 36
15 %tmp3 = bitcast i32* %tmp2 to <4 x i32>*
16 %tmp4 = addrspacecast <4 x i32>* %tmp3 to <4 x i32> addrspace(4)*
17 %tmp5 = load <4 x i32>, <4 x i32> addrspace(4)* %tmp4
18 %tmp6 = xor <4 x i32> %tmp5, undef
19 store <4 x i32> %tmp6, <4 x i32> addrspace(1)* undef