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      1 ; RUN: opt < %s -bb-vectorize -S | FileCheck %s
      2 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
      3 target triple = "x86_64-unknown-linux-gnu"
      4 
      5 @d = external global [1 x [10 x [1 x i16]]], align 16
      6 
      7 ;CHECK-LABEL: @test
      8 ;CHECK: %0 = select i1 %bool, <4 x i16> <i16 -2, i16 -2, i16 -2, i16 -2>, <4 x i16> <i16 -3, i16 -3, i16 -3, i16 -3>
      9 ;CHECK: %1 = select i1 %bool, <4 x i16> <i16 -2, i16 -2, i16 -2, i16 -2>, <4 x i16> <i16 -3, i16 -3, i16 -3, i16 -3>
     10 ;CHECK: %2 = shufflevector <4 x i16> %0, <4 x i16> %1, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
     11 ;CHECK: %3 = shufflevector <4 x i1> %boolvec, <4 x i1> %boolvec, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
     12 ;CHECK: %4 = select <8 x i1> %3, <8 x i16> <i16 -3, i16 -3, i16 -3, i16 -3, i16 -3, i16 -3, i16 -3, i16 -3>, <8 x i16> %2
     13 define void @test() {
     14 entry:
     15   %bool = icmp ne i32 undef, 0
     16   %boolvec = icmp ne <4 x i32> undef, zeroinitializer
     17   br label %body
     18 
     19 body:
     20   %0 = select i1 %bool, <4 x i16> <i16 -2, i16 -2, i16 -2, i16 -2>, <4 x i16> <i16 -3, i16 -3, i16 -3, i16 -3>
     21   %1 = select i1 %bool, <4 x i16> <i16 -2, i16 -2, i16 -2, i16 -2>, <4 x i16> <i16 -3, i16 -3, i16 -3, i16 -3>
     22   %2 = select <4 x i1> %boolvec, <4 x i16> <i16 -3, i16 -3, i16 -3, i16 -3>, <4 x i16> %0
     23   %3 = select <4 x i1> %boolvec, <4 x i16> <i16 -3, i16 -3, i16 -3, i16 -3>, <4 x i16> %1
     24   %4 = add nsw <4 x i16> %2, zeroinitializer
     25   %5 = add nsw <4 x i16> %3, zeroinitializer
     26   %6 = getelementptr inbounds [1 x [10 x [1 x i16]]], [1 x [10 x [1 x i16]]]* @d, i64 0, i64 0, i64 undef, i64 0
     27   %7 = bitcast i16* %6 to <4 x i16>*
     28   store <4 x i16> %4, <4 x i16>* %7, align 2
     29   %8 = getelementptr [1 x [10 x [1 x i16]]], [1 x [10 x [1 x i16]]]* @d, i64 0, i64 0, i64 undef, i64 4
     30   %9 = bitcast i16* %8 to <4 x i16>*
     31   store <4 x i16> %5, <4 x i16>* %9, align 2
     32   ret void
     33 }
     34