[FIR] Properly handle when subject expression in DFA of equality calls

^KT-50785 Fixed
2022-01-17 14:32:13 +03:00
parent 57346bac54
commit 8daf7774ba
7 changed files with 87 additions and 1 deletions
@@ -0,0 +1,31 @@
+FILE: literalInWhenSubject.kt
+    public final fun test_1(s: R|kotlin/String?|): R|kotlin/Unit| {
+        when (Boolean(true)) {
+            ==($subj$, !=(R|<local>/s|, Null(null))) ->  {
+                R|<local>/s|.R|kotlin/String.length|
+            }
+            else ->  {
+                Null(null)
+            }
+        }
+
+    }
+    public final fun test_2(s: R|kotlin/String?|): R|kotlin/Unit| {
+        when (!=(R|<local>/s|, Null(null))) {
+            ==($subj$, Boolean(true)) ->  {
+                R|<local>/s|.R|kotlin/String.length|
+            }
+            else ->  {
+                Null(null)
+            }
+        }
+
+    }
+    public final fun test_3(s: R|kotlin/String?|): R|kotlin/Unit| {
+        when () {
+            ==(Boolean(true), !=(R|<local>/s|, Null(null))) ->  {
+                R|<local>/s|.R|kotlin/String.length|
+            }
+        }
+
+    }