Add regression tests for KT-46890 and other stuff

compiler/testData/codegen/box/inlineClasses/result/directCall2.kt

@@ -0,0 +1,13 @@
+// WITH_RUNTIME
+// IGNORE_BACKEND: JVM, WASM
+interface I<T> {
+    fun foo(x: T): Any?
+}
+
+class C : I<Result<Any?>> {
+    override fun foo(x: Result<Any?>) = x.getOrNullNoinline()
+}
+
+fun <T> Result<T>.getOrNullNoinline() = getOrNull()
+
+fun box() = C().foo(Result.success("OK"))