[FIR] Check is for impossibility
^KT-58203 Fixed ^KT-62646
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committed by
Space Team
parent
92d8da621e
commit
88ff93df7f
+2
-2
@@ -11,7 +11,7 @@ fun foo(a: A) {
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if (a is B) {
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if (a is C) {
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val t = when (a) {
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is CC -> "CC"
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<!USELESS_IS_CHECK!>is CC<!> -> "CC"
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}
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}
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}
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@@ -21,7 +21,7 @@ fun foo2(a: A) {
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if (a is C) {
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if (a is B) {
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val t = when (a) {
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is CC -> "CC"
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<!USELESS_IS_CHECK!>is CC<!> -> "CC"
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}
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}
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}
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@@ -25,7 +25,7 @@ fun test() {
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b.<!UNRESOLVED_REFERENCE!>length<!> // error
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c.length // OK, since `c` is aliased to `a`
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}
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if (b is String) {
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if (<!USELESS_IS_CHECK!>b is String<!>) {
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a.<!UNRESOLVED_REFERENCE!>length<!> // error
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c.<!UNRESOLVED_REFERENCE!>length<!> // error
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}
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@@ -35,11 +35,11 @@ fun test() {
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}
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a = 2 // break `c` -> `a`
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if (a is String) {
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if (<!USELESS_IS_CHECK!>a is String<!>) {
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b.<!UNRESOLVED_REFERENCE!>length<!> // error
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c.<!UNRESOLVED_REFERENCE!>length<!> // error
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}
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if (b is String) {
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if (<!USELESS_IS_CHECK!>b is String<!>) {
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a.<!UNRESOLVED_REFERENCE!>length<!> // error
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c.<!UNRESOLVED_REFERENCE!>length<!> // error
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}
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