Files
kotlin-fork/compiler/testData/diagnostics/tests/nullabilityAndSmartCasts/kt2164.kt
T
Denis.Zharkov 2ecba6ac39 Remove WITH_NEW_INFERENCE directive from all tests
This directive anyway does not make test run twice with OI, and with NI
It only once run the test with specific settings (// LANGUAGE)
and ignores irrelevant (OI or NI tags)
2021-05-25 13:28:26 +03:00

39 lines
1.0 KiB
Kotlin
Vendored

//KT-2164 !! does not propagate nullability information
package kt2164
fun foo(x: Int): Int = x + 1
fun main() {
val x: Int? = null
foo(<!TYPE_MISMATCH!>x<!>)
if (x != null) {
foo(<!DEBUG_INFO_SMARTCAST!>x<!>)
foo(x<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>)
foo(<!DEBUG_INFO_SMARTCAST!>x<!>)
}
foo(<!TYPE_MISMATCH!>x<!>)
if (x != null) {
foo(<!DEBUG_INFO_SMARTCAST!>x<!>)
foo(x<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>)
foo(<!DEBUG_INFO_SMARTCAST!>x<!>)
} else {
foo(<!DEBUG_INFO_CONSTANT, TYPE_MISMATCH!>x<!>)
<!UNREACHABLE_CODE!>foo(<!><!ALWAYS_NULL!>x<!>!!<!UNREACHABLE_CODE!>)<!>
<!UNREACHABLE_CODE!>foo(<!DEBUG_INFO_SMARTCAST!>x<!>)<!>
}
foo(<!DEBUG_INFO_SMARTCAST!>x<!>)
foo(x<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>)
foo(<!DEBUG_INFO_SMARTCAST!>x<!>)
val y: Int? = null
y!!
y<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
foo(<!DEBUG_INFO_SMARTCAST!>y<!>)
foo(y<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>)
}