Dmitry Petrov
19 lines
543 B
Kotlin
Vendored
19 lines
543 B
Kotlin
Vendored
class A(val x: String) {
|
|
fun y() = x
|
|
// Both `x` and `y()` assumed to respect their nullability information,
|
|
// so only `a` and `b` need to be checked.
|
|
fun foo1(a: A?, b: A?) = a?.x ?: b?.x ?: x // if (a == null) if (b == null) x else b.x else a.x
|
|
fun foo2(a: A?, b: A?) = a?.y() ?: b?.y() ?: y() // if (a == null) if (b == null) y() else b.y() else a.y()
|
|
}
|
|
|
|
// JVM_TEMPLATES
|
|
// Optimization not implemented
|
|
// 4 IFNULL
|
|
// 4 IFNONNULL
|
|
// 2 ACONST_NULL
|
|
|
|
// JVM_IR_TEMPLATES
|
|
// 4 IFNULL
|
|
// 2 IFNONNULL
|
|
// 0 ACONST_NULL
|