compiler/testData/cli/jvm/k2SimpleMultiplatformGenericClass/common.kt:1:1: warning: 'expect'/'actual' classes (including interfaces, objects, annotations, enums, and 'actual' typealiases) are in Beta. You can use -Xexpect-actual-classes flag to suppress this warning. Also see: https://youtrack.jetbrains.com/issue/KT-61573
expect class AtomicRef<T> {
^^^^^^
compiler/testData/cli/jvm/k2SimpleMultiplatformGenericClass/jvm.kt:1:1: warning: 'expect'/'actual' classes (including interfaces, objects, annotations, enums, and 'actual' typealiases) are in Beta. You can use -Xexpect-actual-classes flag to suppress this warning. Also see: https://youtrack.jetbrains.com/issue/KT-61573
actual class AtomicRef<T> constructor(value: T) {
^^^^^^
OK