1; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - | FileCheck %s
2; pr4843
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4define <4 x i16> @v2regbug(<4 x i16>* %B) nounwind {
5;CHECK-LABEL: v2regbug:
6;CHECK: vzip.16
7	%tmp1 = load <4 x i16>* %B
8	%tmp2 = shufflevector <4 x i16> %tmp1, <4 x i16> undef, <4 x i32><i32 0, i32 0, i32 1, i32 1>
9	ret <4 x i16> %tmp2
10}
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