File: 2008-07-22-CombinerCrash.ll

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llvm-toolchain-3.9 1%3A3.9.1-8
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; RUN: llc < %s -march=x86 -mattr=+sse2
; PR2566

@0 = external global i16		; <i16*>:0 [#uses=1]
@1 = external global <4 x i16>		; <<4 x i16>*>:1 [#uses=1]

declare void @abort()

define void @t() nounwind {
	load i16, i16* @0		; <i16>:1 [#uses=1]
	zext i16 %1 to i64		; <i64>:2 [#uses=1]
	bitcast i64 %2 to <4 x i16>		; <<4 x i16>>:3 [#uses=1]
	shufflevector <4 x i16> %3, <4 x i16> undef, <4 x i32> zeroinitializer		; <<4 x i16>>:4 [#uses=1]
	store <4 x i16> %4, <4 x i16>* @1
	ret void
}