Add additional test for difficult multiline prototypes

(whitespaces are intended)

Author: facchinm

src/arduino.cc/builder/test/sketch_with_multiline_prototypes/sketch_with_multiline_prototypes.ino

@@ -1,4 +1,12 @@
-void setup() { myctagstestfunc(1,2,3,4); }
+void setup() { 
+	myctagstestfunc(1,2,3,4); 
+	test();
+	test3();
+	test5(1,2,3);
+	test7();
+	test8();
+	test9(42, 42);
+}
 
 void myctagstestfunc(int a,
 int b,
@@ -7,3 +15,33 @@ int d) { }
 
 void loop() {}
 
+void 
+test() {}
+
+void 
+// comment
+test3() {}
+
+void
+test5(int a,
+   int b,
+   int c)
+{
+
+}
+
+void /* comment */
+test7() {}
+
+void 
+/* 
+multi 
+line 
+comment 
+*/
+test8() {}
+
+ void 
+ /* comment */
+ test9(int a, 
+    int b) {}