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1; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s2; RUN: llc < %s -mtriple=i686-- | FileCheck %s3 4;CHECK-LABEL: test5define <2 x i256> @test() {6 %S = shufflevector <2 x i256> zeroinitializer, <2 x i256> <i256 -1, i256 -1>, <2 x i32> <i32 0, i32 2>7 %B = shl <2 x i256> %S, <i256 -1, i256 -1> ; DAG Combiner crashes here8 ret <2 x i256> %B9}10