FIR DFA: do not remove statements about LHS of !!

Value equality statements about the result also propagate to left-hand
side, so these statements can still be useful.
This commit is contained in:
pyos
2022-11-08 16:53:37 +01:00
committed by teamcity
parent 1ff968eca2
commit ac0137f45f
5 changed files with 10 additions and 25 deletions
@@ -63,7 +63,7 @@ fun case_2(value_1: Int?) {
// TESTCASE NUMBER: 3
fun case_3(value_1: Int?) {
if (contracts.case_3(value_1)!!) {
value_1<!UNSAFE_CALL!>.<!>inv()
value_1.inv()
}
}
@@ -49,7 +49,7 @@ inline fun <reified T : CharSequence>case_3(x: Any?) {
// TESTCASE NUMBER: 4
inline fun <reified T : CharSequence>case_4(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)
@@ -49,7 +49,7 @@ inline fun <reified T : CharSequence>case_3(x: Any?) {
// TESTCASE NUMBER: 4
inline fun <reified T : CharSequence>case_4(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)
@@ -49,7 +49,7 @@ inline fun <reified T : CharSequence>case_3(x: Any?) {
// TESTCASE NUMBER: 4
inline fun <reified T : CharSequence>case_4(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)