File: 2008-11-27-MultiplyIntVec.ll

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llvm-toolchain-4.0 1%3A4.0.1-10~deb9u2
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; RUN: opt < %s -instcombine -S | not grep mul

define <2 x i8> @f(<2 x i8> %x) {
  %A = mul <2 x i8> %x, <i8 1, i8 1>
  ret <2 x i8> %A
}

define <2 x i8> @g(<2 x i8> %x) {
  %A = mul <2 x i8> %x, <i8 -1, i8 -1>
  ret <2 x i8> %A
}