garble build
exec ./main
cmp stderr main.stderr

-- go.mod --
module foo.com/main
-- main.go --
package main

import "foo.com/main/imported"

func main() {
	println(imported.ImportedVar)
	println(imported.ImportedConst)
}
-- main.stderr --
imported var value
imported const value
-- imported/imported.go --
package imported

var ImportedVar = "imported var value"

const ImportedConst = "imported const value"