compiler/testData/diagnostics/tests/controlFlowAnalysis/kt609.kt

//KT-609 Analyze not only local variables, but function parameters as well in 'unused values' analysis

package kt609

fun test(a: Int) {
    var <!ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE!>aa<!> = a
    <!UNUSED_VALUE!>aa =<!> 324 //should be an 'unused value' warning here
}

class C() {
    fun foo(<!UNUSED_PARAMETER!>s<!>: String) {}  //should be an 'unused variable' warning
}

open class A() {
    open fun foo(s : String) {}  //should not be a warning
}

class B() : A() {
    final override fun foo(s : String) {}  //should not be a warning
}