blob: 8af0548db111c8a165ad115fe1e5e30ea3fb3b7b [file] [log] [blame]
; 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
}