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FIR DFA: smartcast variable to Nothing? on null assignment

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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.
This commit is contained in:
Tianyu Geng
2021-07-22 10:01:10 -07:00
committed by teamcityserver
parent 7e2f15f532
commit 4726dcce40
54 changed files with 334 additions and 320 deletions
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compiler/testData/diagnostics/tests/smartCasts/equals.fir.kt
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+5 -5
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@@ -7,14 +7,14 @@ class TestWithEquals {
}
fun bar(i: Test?) {
if (i == null) foo(<!ARGUMENT_TYPE_MISMATCH!>i<!>)
if (i == null) foo(i)
}
fun bar(i: TestWithEquals?) {
if (i == null) foo(<!ARGUMENT_TYPE_MISMATCH!>i<!>)
if (null == i) foo(<!ARGUMENT_TYPE_MISMATCH!>i<!>)
if (i == null) foo(i)
if (null == i) foo(i)
when (i) {
null -> foo(<!ARGUMENT_TYPE_MISMATCH!>i<!>)
null -> foo(i)
}
}
@@ -22,4 +22,4 @@ fun gav(i: TestWithEquals?, j: TestWithEquals?) {
if (j == null) {
if (i == j) foo(<!ARGUMENT_TYPE_MISMATCH!>i<!>)
}
}
}