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      1 ; RUN: llc < %s -march=x86 -mattr=+sse2
      2 ; PR2566
      3 
      4 @0 = external global i16		; <i16*>:0 [#uses=1]
      5 @1 = external global <4 x i16>		; <<4 x i16>*>:1 [#uses=1]
      6 
      7 declare void @abort()
      8 
      9 define void @t() nounwind {
     10 	load i16, i16* @0		; <i16>:1 [#uses=1]
     11 	zext i16 %1 to i64		; <i64>:2 [#uses=1]
     12 	bitcast i64 %2 to <4 x i16>		; <<4 x i16>>:3 [#uses=1]
     13 	shufflevector <4 x i16> %3, <4 x i16> undef, <4 x i32> zeroinitializer		; <<4 x i16>>:4 [#uses=1]
     14 	store <4 x i16> %4, <4 x i16>* @1
     15 	ret void
     16 }
     17