backend/tests: add defaults{4,5,6}

backend.native/tests/build.gradle

@@ -189,6 +189,24 @@ task defaults3(type: RunKonanTest) {
     source = "codegen/function/defaults3.kt"
 }
 
+task defaults4(type: RunKonanTest) {
+    disabled = true
+    goldValue = "43\n"
+    source = "codegen/function/defaults4.kt"
+}
+
+task defaults5(type: RunKonanTest) {
+    disabled = true
+    goldValue = "5\n6\n"
+    source = "codegen/function/defaults5.kt"
+}
+
+task defaults6(type: RunKonanTest) {
+    disabled = true
+    goldValue = "42\n"
+    source = "codegen/function/defaults6.kt"
+}
+
 
 task sum_3const(type: RunKonanTest) {
     source = "codegen/function/sum_3const.kt"

backend.native/tests/codegen/function/defaults4.kt

@@ -0,0 +1,11 @@
+open class A {
+    open fun foo(x: Int = 42) = println(x)
+}
+
+class B : A() {
+    override fun foo(x: Int) = println(x + 1)
+}
+
+fun main(args: Array<String>) {
+    B().foo()
+}

backend.native/tests/codegen/function/defaults5.kt

@@ -0,0 +1,14 @@
+class Test(val x: Int) {
+    fun foo(y: Int = x) {
+        println(y)
+    }
+}
+
+fun Test.bar(y: Int = x) {
+    println(y)
+}
+
+fun main(args: Array<String>) {
+    Test(5).foo()
+    Test(6).bar()
+}

backend.native/tests/codegen/function/defaults6.kt

@@ -0,0 +1,6 @@
+open class Foo(val x: Int = 42)
+class Bar : Foo()
+
+fun main(args: Array<String>) {
+    println(Bar().x)
+}