1; RUN: opt < %s -licm -S | FileCheck %s 2 3target datalayout = "e-p:32:32-p1:64:64-p4:64:64" 4 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 8define void @addrspacecast_crash() { 9bb: 10 %tmp = alloca [256 x i32] 11 br label %bb1 12 13bb1: 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 20 br label %bb1 21} 22