backend: add more tests for lambda

backend.native/tests/build.gradle

@@ -738,4 +738,19 @@ task lambda8(type: RunKonanTest) {
 task lambda9(type: RunKonanTest) {
     goldValue = "0\n0\n1\n0\n0\n1\n1\n1\n"
     source = "codegen/lambda/lambda9.kt"
+}
+
+task lambda10(type: RunKonanTest) {
+    goldValue = "original\nchanged\n"
+    source = "codegen/lambda/lambda10.kt"
+}
+
+task lambda11(type: RunKonanTest) {
+    goldValue = "first\nsecond\n"
+    source = "codegen/lambda/lambda11.kt"
+}
+
+task lambda12(type: RunKonanTest) {
+    goldValue = "one\ntwo\n"
+    source = "codegen/lambda/lambda12.kt"
 }

backend.native/tests/codegen/lambda/lambda10.kt

@@ -0,0 +1,12 @@
+fun main(args : Array<String>) {
+    var str = "original"
+
+    val lambda = {
+        println(str)
+    }
+
+    lambda()
+
+    str = "changed"
+    lambda()
+}

backend.native/tests/codegen/lambda/lambda11.kt

@@ -0,0 +1,13 @@
+fun main(args : Array<String>) {
+    val first = "first"
+    val second = "second"
+
+    run {
+        println(first)
+        println(second)
+    }
+}
+
+fun run(f: () -> Unit) {
+    f()
+}

backend.native/tests/codegen/lambda/lambda12.kt

@@ -0,0 +1,8 @@
+fun main(args : Array<String>) {
+    val lambda = { s1: String, s2: String ->
+        println(s1)
+        println(s2)
+    }
+
+    lambda("one", "two")
+}