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FIR checker: warn useless as and is

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This commit is contained in:
Jinseong Jeon
2021-04-28 22:32:51 -07:00
committed by TeamCityServer
parent 19d939c36e
commit e2dc21da90
141 changed files with 417 additions and 543 deletions
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compiler/tests-spec/testData/diagnostics/notLinked/dfa/pos/27.fir.kt
Vendored
+2 -2
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@@ -30,7 +30,7 @@ open class Case1<K : Number> {
// TESTCASE NUMBER: 2
inline fun <reified T : CharSequence>case_2(x: Any?) {
x as T
if (x !is T) {
if (<!USELESS_IS_CHECK!>x !is T<!>) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T")!>x<!>.length
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T")!>x<!>.get(0)
@@ -60,7 +60,7 @@ inline fun <reified T : CharSequence>case_4(x: Any?) {
// TESTCASE NUMBER: 5
inline fun <reified T : CharSequence>case_5(x: Any?) {
if (x as? T != null) {
if (x is T?) {
if (<!USELESS_IS_CHECK!>x is T?<!>) {
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T?!!")!>x<!>
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T?!!")!>x<!>.length
<!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Any? & T?!!")!>x<!>.get(0)