! unparam .
cmp stdout stdout.golden

-- go.mod --
module testdata.tld/foo
-- stdout.golden --
foo.go:5:18: regularName - f is unused
-- foo.go --
package foo

var DoWork func()

func regularName(f int) { DoWork() }

func noName(int) { DoWork() }

func underscoreName(_ int) { DoWork() }

func zeroSizeStruct(f struct{}) { DoWork() }

func zeroSizeArray(f [0]bool) { DoWork() }
