Minor. Add regression test

#KT-45685 Fixed

compiler/testData/codegen/box/inlineClasses/unboxResultParameterWhenCapturingToCrossinlineLambda.kt

@@ -0,0 +1,42 @@
+// WITH_RUNTIME
+// KJS_WITH_FULL_RUNTIME
+// IGNORE_BACKEND: WASM
+
+import kotlin.coroutines.*
+
+interface Flow<out T> {
+    suspend fun collect(collector: FlowCollector<T>)
+}
+
+interface FlowCollector<in T> {
+    suspend fun emit(value: T)
+}
+
+suspend inline fun <T> Flow<T>.collect(crossinline action: suspend (value: T) -> Unit): Unit =
+    collect(object : FlowCollector<T> {
+        override suspend fun emit(value: T) = action(value)
+    })
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(Continuation(EmptyCoroutineContext) {
+        it.getOrThrow()
+    })
+}
+
+fun box(): String {
+    val flow: Flow<Result<String>> = object : Flow<Result<String>> {
+        override suspend fun collect(collector: FlowCollector<Result<String>>) {
+            collector.emit(Result.success("OK"))
+        }
+    }
+
+    var res = "FAIL"
+    builder {
+        flow.collect { result ->
+            result.onSuccess { text ->
+                res = text
+            }
+        }
+    }
+    return res
+}