| // RUN_PIPELINE_TILL: BACKEND | |
| sealed class Tree { | |
| object Empty: Tree() | |
| class Leaf(val x: Int): Tree() | |
| class Node(val left: Tree, val right: Tree): Tree() | |
| fun max(): Int = when(this) { | |
| is Empty -> -1 | |
| is Leaf -> this.x | |
| is Node -> this.left.max() | |
| } | |
| } | |
| /* GENERATED_FIR_TAGS: classDeclaration, functionDeclaration, integerLiteral, isExpression, nestedClass, | |
| objectDeclaration, primaryConstructor, propertyDeclaration, sealed, smartcast, thisExpression, whenExpression, | |
| whenWithSubject */ |