test/expect/TestJit.test_concat_fusion.expect

graph(%0 : Float(3, 20)
      %1 : Float(3, 20)) {
  %2 : Float(6, 20) = FusionGroup_0(%0, %1)
  return (%2);
}
with FusionGroup_0 = graph(%3 : Float(3, 20)
      %4 : Float(3, 20)) {
  %6 : Float(3, 20) = add[alpha={1}](%3, %4)
  %5 : Float(3, 20) = mul(%3, %4)
  %2 : Float(6, 20) = cat[dim=0](%6, %5)
  return (%2);
}