Postfix '++' & '--' works (prefix & postfix are both tested)

scripts/fizzbuzz.toy

@@ -1,8 +1,8 @@
 //standard example, using 'while' instead of 'for', because it's not ready yet
 
-var counter: int = 1;
+var counter: int = 0;
 
-while (counter <= 100) {
+while (++counter <= 100) {
 	var result: string = "";
 
 	if (counter % 3 == 0) {
@@ -20,7 +20,5 @@ while (counter <= 100) {
 	else {
 		print counter;
 	}
-
-	counter += 1;
 }
 

scripts/valgrind.toy

@@ -9,5 +9,18 @@
 	assert --a == 42;
 	assert a == 42;
 
+	print a;
+}
+
+
+//increment & decrement (postfix)
+{
+	var a = 42;
+	assert a == 42;
+	assert a++ == 42;
+	assert a == 43;
+	assert a-- == 43;
+	assert a == 42;
+
 	print a;
 }