various numeric literals' tests

backend.native/tests/build.gradle

@@ -88,4 +88,17 @@ task aritmetic(type: KonanTest) {
 
 task sum1(type: KonanTest) {
     source = "codegen/function/sum_foo_bar.kt"
-}
+}
+
+task sum2(type: KonanTest) {
+    source = "codegen/function/sum_imm.kt"
+}
+
+task sum_3const(type: KonanTest) {
+    source = "codegen/function/sum_3const.kt"
+}
+
+// TODO: waiting for boolean to be implemented
+//task bool_yes(type: KonanTest) {
+//    source = "codegen/function/boolean.kt"
+//}

backend.native/tests/codegen/function/boolean-test.c

@@ -0,0 +1,10 @@
+extern void *resolve_symbol(const char*);
+
+int
+run_test() {
+  int (*bool_yes)() = resolve_symbol("kfun:bool_yes");
+
+  if (!bool_yes()) return 1;
+
+  return 0;
+}

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

@@ -0,0 +1 @@
+fun bool_yes(): Boolean = true

backend.native/tests/codegen/function/sum_3const-test.c

@@ -0,0 +1,10 @@
+extern void *resolve_symbol(const char*);
+
+int
+run_test() {
+  int (*sum3)() = resolve_symbol("kfun:sum3");
+
+  if (sum3() != 36) return 1;
+
+  return 0;
+}

backend.native/tests/codegen/function/sum_3const.kt

@@ -0,0 +1,2 @@
+fun sum3():Int = sum(1, 2, 33)
+fun sum(a:Int, b:Int, c:Int): Int = a + b + c

backend.native/tests/codegen/function/sum_imm-test.c

@@ -0,0 +1,10 @@
+extern void *resolve_symbol(const char*);
+
+int
+run_test() {
+  int (*sum)(int) = resolve_symbol("kfun:sum");
+
+  if (sum(2) != 35) return 1;
+
+  return 0;
+}

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

@@ -0,0 +1 @@
+fun sum(a:Int): Int = a + 33