Add more variable aliasing tests

2022-11-07 13:10:17 +01:00
parent a8bef8ac81
commit 33363ba1fc
8 changed files with 216 additions and 4 deletions
@@ -1,3 +1,5 @@
+// SKIP_TXT
+
 fun test() {
    var a: Any? = null
    var b = a
@@ -63,3 +65,20 @@ fun test2() {
    <!DEBUG_INFO_SMARTCAST!>b<!>.length // OK
    b.<!UNRESOLVED_REFERENCE!>unaryPlus<!>() // error
 }
+
+fun test3() {
+    var a: Any? = null
+    val b = a
+    val c = a
+    if (a is String) {
+        <!DEBUG_INFO_SMARTCAST!>a<!>.length // ok
+        b.<!UNRESOLVED_REFERENCE!>length<!> // ok
+        c.<!UNRESOLVED_REFERENCE!>length<!> // ok
+    }
+    a = null // b and c are still aliases to the same old value
+    if (b is String) {
+        a.<!UNRESOLVED_REFERENCE!>length<!> // error
+        <!DEBUG_INFO_SMARTCAST!>b<!>.length // ok
+        c.<!UNRESOLVED_REFERENCE!>length<!> // ok
+    }
+}