TEST: spread element test

backend.native/tests/build.gradle

@@ -655,6 +655,11 @@ task args0(type: RunKonanTest) {
     source = "runtime/basic/args0.kt"
 }
 
+task spread_operator_0(type: RunKonanTest) {
+    goldValue = "[K, o, t, l, i, n,  , i, s,  , c, o, o, l,  , l, a, n, g, u, a, g, e]\n"
+    source = "codegen/basics/spread_operator_0.kt"
+}
+
 task main_exception(type: RunKonanTest) {
     // TODO: cannot currently check the output because the exact stacktrace strings are unpredictable.
     // goldValue = "Uncaught exception from Kotlin's main: Throwable\n"

backend.native/tests/codegen/basics/spread_operator_0.kt

@@ -0,0 +1,12 @@
+fun main(arg:Array<String>) {
+  val list0 = _arrayOf("K", "o", "t", "l", "i", "n")
+  val list1 = _arrayOf("l", "a","n", "g", "u", "a", "g", "e")
+  val list = foo(list0, list1)
+  println(list.toString())
+}
+
+
+fun foo(a:Array<out String>, b:Array<out String>) = listOf(*a," ", "i", "s", " ", "c", "o", "o", "l", " ", *b)
+
+
+fun _arrayOf(vararg arg:String) = arg