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// SPDX-License-Identifier: Apache-2.0
package chiselTests.util
import chisel3._
import chisel3.stage.ChiselStage
import chisel3.util.Cat
import chiselTests.ChiselFlatSpec
object CatSpec {
class JackIsATypeSystemGod extends Module {
val in = IO(Input (Vec(0, UInt(8.W))))
val out = IO(Output(UInt(8.W)))
out := Cat(in)
}
}
class CatSpec extends ChiselFlatSpec {
import CatSpec._
behavior of "util.Cat"
it should "not fail to elaborate a zero-element Vec" in {
ChiselStage.elaborate(new JackIsATypeSystemGod)
}
}
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