/*
 * RELEVANT SPEC SENTENCES (spec version: 0.1-152, test type: neg):
 *  - expressions, when-expression -> paragraph 5 -> sentence 1
 *  - expressions, when-expression -> paragraph 9 -> sentence 2
 *  - expressions, when-expression, exhaustive-when-expressions -> paragraph 1 -> sentence 1
 */

fun foo(x: Int) {
    val y: Unit = <!NO_ELSE_IN_WHEN!>when<!> (x) {
        2 -> {}
        3 -> {}
    }
    return y
}