compiler/testData/codegen/box/innerNested/innerSimple.kt - third_party/github/JetBrains/kotlin - Git at Google

 // IGNORE_BACKEND_FIR: JVM_IR
 class Outer {
     inner class Inner {
         fun box() = "OK"
     }
 }

 fun box() = Outer().Inner().box()
	// IGNORE_BACKEND_FIR: JVM_IR
	class Outer {
	inner class Inner {
	fun box() = "OK"
	}
	}

	fun box() = Outer().Inner().box()