kotlin-fork/compiler/testData/diagnostics/tests/thisAndSuper/superInExtensionFunctionCall.kt

// No supertype at all
class A1 {
    fun test() {
        <!SUPER_CANT_BE_EXTENSION_RECEIVER!>super<!>.<!DEPRECATED_SYMBOL_WITH_MESSAGE!>identityEquals<!>(null) // Call to an extension function
    }
}