KT.UNREACHABLE_CODE

Unreachable code

Reports unreachable code. Code can be unreachable because it is behind return, throw, continue or break expressions. This unreachable code should be removed as it serves no purpose.

Noncompliant Code

Copy

for (i in 1..2) {
    break
    println() // unreachable
}

throw IllegalArgumentException()
println() // unreachable

fun f() {
    return
    println() // unreachable
}