Files
kotlin-fork/compiler/tests-spec/testData/diagnostics/notLinked/dfa/pos/25.fir.kt
T
pyos ac0137f45f FIR DFA: do not remove statements about LHS of !!
Value equality statements about the result also propagate to left-hand
side, so these statements can still be useful.
2022-11-22 15:44:29 +00:00

69 lines
2.6 KiB
Kotlin
Vendored

// !DIAGNOSTICS: -UNUSED_EXPRESSION
// SKIP_TXT
/*
* TESTCASE NUMBER: 1
* UNEXPECTED BEHAVIOUR
*/
open class Case1<K : Number> {
open inner class Case1_1<L>: Case1<Int>() where L : CharSequence {
inner class Case1_2<M>: Case1<K>.Case1_1<<!UPPER_BOUND_VIOLATED!>M<!>>() where M : Map<K, L> {
inline fun <reified T>case_1(x: Any?) {
x <!UNCHECKED_CAST!>as M<!>
x <!UNCHECKED_CAST!>as L<!>
x <!UNCHECKED_CAST!>as K<!>
if (x is T) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & M & L & K & T!!")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & M & L & K & T!!")!>x<!>.toByte()
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & M & L & K & T!!")!>x<!>.length
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & M & L & K & T!!")!>x<!>.get(0)
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & M & L & K & T!!")!>x<!>.size
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & M & L & K & T!!")!>x<!>.isEmpty()
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & M & L & K & T!!")!>x<!>[null]
}
}
}
}
}
// TESTCASE NUMBER: 2
inline fun <reified T : CharSequence>case_2(x: Any?) {
x as T
if (<!USELESS_IS_CHECK!>x !is T<!>) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T")!>x<!>.length
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T")!>x<!>.get(0)
}
}
// TESTCASE NUMBER: 3
inline fun <reified T : CharSequence>case_3(x: Any?) {
x as T?
if (x is T) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T")!>x<!>.length
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T")!>x<!>.get(0)
}
}
// TESTCASE NUMBER: 4
inline fun <reified T : CharSequence>case_4(x: Any?) {
(x as? T)!!
if (<!USELESS_IS_CHECK!>x is T?<!>) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T?!!")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T?!!")!>x<!>.length
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T?!!")!>x<!>.get(0)
}
}
// TESTCASE NUMBER: 5
inline fun <reified T : CharSequence>case_5(x: Any?) {
if (x as? T != null) {
if (<!USELESS_IS_CHECK!>x is T?<!>) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T?!!")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T?!!")!>x<!>.length
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T?!!")!>x<!>.get(0)
}
}
}