File: pr20678.ll

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llvm-toolchain-6.0 1:6.0-1~bpo9+1
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; RUN: opt -S -instcombine < %s | FileCheck %s

define i1 @test1() {
entry:
  ret i1 icmp ne (i16 bitcast (<16 x i1> <i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false> to i16), i16 0)
}
; CHECK-LABEL: define i1 @test1(
; CHECK:  ret i1 true