Add regression tests for KT-46890 and other stuff

compiler/testData/codegen/box/inlineClasses/result/directCall1.kt

@@ -0,0 +1,11 @@
+// WITH_RUNTIME
+// IGNORE_BACKEND: JVM, WASM
+interface I<T> {
+    fun foo(x: T): T
+}
+
+class C : I<Result<Any?>> {
+    override fun foo(x: Result<Any?>) = x
+}
+
+fun box() = C().foo(Result.success("OK")).getOrNull()

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"))

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

@@ -0,0 +1,19 @@
+// WITH_RUNTIME
+// IGNORE_BACKEND: JVM
+interface C<T> {
+    abstract fun foo(x: T): String
+}
+
+open class D<T> : C<Result<T>> {
+    open override fun foo(x: Result<T>): String = "???"
+}
+
+class E : D<String>() {
+    override fun foo(x: Result<String>): String = x.get()
+}
+
+fun <T> Result<T>.get(): T = getOrNull()!!
+
+fun <T> C<Result<T>>.bar(x: T) = foo(Result.success(x))
+
+fun box() = E().bar("OK")

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

@@ -0,0 +1,14 @@
+// WITH_RUNTIME
+fun <T> Result<T>.get(): T = getOrNull()!!
+
+interface C<T> {
+    abstract fun Result<T>.foo(): String
+}
+
+class D : C<String> {
+    override fun Result<String>.foo() = get()
+}
+
+fun <T> C<T>.bar(x: T) = Result.success(x).foo()
+
+fun box() = D().bar("OK")

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

@@ -0,0 +1,11 @@
+// WITH_RUNTIME
+// IGNORE_BACKEND: WASM
+interface I<T, V> {
+    fun foo(x: T): V
+}
+
+class C : I<Result<Any?>, Any?> {
+    override fun foo(x: Result<Any?>) = x.getOrNull()
+}
+
+fun box() = (C() as I<Result<Any?>, Any?>).foo(Result.success("OK"))

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

@@ -0,0 +1,7 @@
+// WITH_RUNTIME
+// IGNORE_BACKEND: WASM
+fun <T> Result<T>.getOrNullNoinline() = getOrNull()
+
+val x = { a: Int, b: Result<String> -> b.getOrNullNoinline() }
+
+fun box() = x(1, Result.success("OK"))