Files
kotlin-fork/compiler/tests-spec/testData/diagnostics/notLinked/dfa/neg/11.fir.kt
T
Tianyu Geng 4726dcce40 FIR DFA: smartcast variable to Nothing? on null assignment
In order to make resolution still work for members not available from
`Nothing`, we track the type without `Nothing?` and use that for
resolution instead.
2021-08-06 22:57:15 +03:00

74 lines
2.4 KiB
Kotlin
Vendored

// !LANGUAGE: +NewInference
// !DIAGNOSTICS: -UNUSED_EXPRESSION
// SKIP_TXT
// TESTCASE NUMBER: 1
fun case_1() {
var x: Boolean? = true
if (<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!> is Boolean && if (true) { x = null; true } else { false }) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean? & kotlin.Boolean")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean? & kotlin.Boolean")!>x<!>.not()
}
}
// TESTCASE NUMBER: 2
fun case_2() {
var x: Boolean? = true
if (<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!> != null && try { x = null; true } catch (e: Exception) { false }) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean? & kotlin.Boolean")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean? & kotlin.Boolean")!>x<!>.not()
}
}
// TESTCASE NUMBER: 3
fun case_3() {
var x: Boolean? = true
if (<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!> is Boolean) {
funWithAnyArg(try { x = null; true } catch (e: Exception) { false })
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!><!UNSAFE_CALL!>.<!>not()
}
}
// TESTCASE NUMBER: 4
fun case_4() {
var x: Boolean? = true
if (<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!> != null) {
false || when { else -> {x = null; true} }
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean? & kotlin.Nothing?")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean? & kotlin.Nothing?")!>x<!><!UNSAFE_CALL!>.<!>not()
}
}
/*
* TESTCASE NUMBER: 5
* ISSUES: KT-35668
*/
fun case_5() {
var x: Int? = null
if (<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int?")!>x<!> == try { x = 10; null } finally {} && x != null) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int? & kotlin.Int")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int? & kotlin.Int")!>x<!>.inv()
}
}
// TESTCASE NUMBER: 6
fun case_6() {
var x: Boolean? = true
x as Boolean
if (if (true) { x = null; true } else { false }) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!><!UNSAFE_CALL!>.<!>not()
}
}
// TESTCASE NUMBER: 7
fun case_7() {
var x: Boolean? = true
x!!
if (if (true) { x = null; true } else { false }) {}
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Boolean?")!>x<!><!UNSAFE_CALL!>.<!>not()
}