[FE 1.0] Report USELESS_IS_CHECK if is expression is always false

^KT-47684 Fixed
This commit is contained in:
Dmitriy Novozhilov
2021-07-09 14:03:48 +03:00
committed by teamcityserver
parent 785e2f862c
commit 7b5a5f5682
24 changed files with 283 additions and 59 deletions
@@ -11,7 +11,7 @@ sealed class B {
}
fun foo(a: A) {
if (a !is B) return
if (<!USELESS_IS_CHECK!>a !is B<!>) return
<!NO_ELSE_IN_WHEN!>when<!> (<!DEBUG_INFO_SMARTCAST!>a<!>) {
is A.A1 -> ""