JVM_IR KT-50193 result of !! is non-null

2021-12-13 16:30:05 +03:00
parent 343a860553
commit 34c70ea04e
12 changed files with 117 additions and 7 deletions
@@ -0,0 +1,17 @@
+// FULL_JDK
+import java.lang.ref.WeakReference
+
+fun func1(x: Any) {}
+
+fun func2() {
+    func1(WeakReference(Any()).get()!!)
+}
+
+// 0 ASTORE
+//  ^ no temporary variables created in 'func2'
+// 1 ALOAD
+//  ^ single ALOAD in 'func1' (parameter null check)
+
+// JVM_IR_TEMPLATES
+// 0 checkNotNullExpressionValue
+//  ^ no null check on result of 'get()!!'