kotlin-fork/compiler/testData/codegen/box/binaryOp/kt11163.kt

operator fun Int.compareTo(c: Char) = 0

fun foo(x: Int, y: Char): String {
    if (x < y) {
        throw Error()
    }
    return "${y}K"
}

fun box(): String {
    return foo(42, 'O')
}