tests: Update external tests (1.1.2-dev-393)

backend.native/tests/external/codegen/box/extensionFunctions/kt13312.kt

@@ -0,0 +1,23 @@
+fun test1(f: (Int) -> Int) = f(1)
+
+fun test2(f: Int.() -> Int) = 2.f()
+
+class A(val foo: Int.() -> Int)
+
+fun box(): String {
+    val a: (Int) -> Int = { it }
+    val b: Int.() -> Int = { this }
+
+    if (test1(a) != 1) return "fail 1a"
+    if (test1(b) != 1) return "fail 1b"
+    if (test2(a) != 2) return "fail 2a"
+    if (test2(b) != 2) return "fail 2b"
+
+    val x = A({ this })
+
+    if (x.foo(3) != 3) return "fail 3"
+    if (with(x) { foo(4) } != 4) return "fail 4"
+    if (with(x) { 5.foo() } != 5) return "fail 5"
+
+    return "OK"
+}