[K/N][Tests] Move codegen test sources interfaceCallsNCasts..vector

^KT-61259

native/native.tests/testData/codegen/lambda/lambda_kt49360_trivial.kt

@@ -0,0 +1,17 @@
+import kotlin.test.*
+import kotlin.coroutines.*
+
+// To be tested with -g.
+
+// https://youtrack.jetbrains.com/issue/KT-49360
+
+fun testTrivialCreateBlock(result: Int): () -> Int {
+    return (if (result == 0) { { 0 } } else null) ?: { result }
+}
+
+fun box(): String {
+    assertEquals(0, testTrivialCreateBlock(0)())
+    assertEquals(1, testTrivialCreateBlock(1)())
+
+    return "OK"
+}