kotlin-fork/compiler/fir/analysis-tests/testData/resolve/extendedCheckers/emptyRangeChecker/NoWarning.kt

// WITH_RUNTIME

fun foo() {
    for (i in 1..2) { }

    <!UNUSED_VARIABLE{LT}!>val <!UNUSED_VARIABLE{PSI}!>a<!> = 3..4<!>

    val v = 1
    if (v in 5..6) { }
}


fun backward() {
    for (i in 2 downTo 1) { }

    <!UNUSED_VARIABLE{LT}!>val <!UNUSED_VARIABLE{PSI}!>a<!> = 4 downTo 3<!>

    val v = 1
    if (v in -5 downTo -6) { }
}

fun until() {
    for (i in 1 until 2) { }

    <!UNUSED_VARIABLE{LT}!>val <!UNUSED_VARIABLE{PSI}!>a<!> = 3 until 4<!>

    val v = 1
    if (v in -5 until -4) { }
}