Added some notes and fixed the bp

tests/sprint3/test/sp3_if_else.alpha

@@ -12,15 +12,12 @@ bar (r,s) := {
 }
 
 entry (arg) := {
- 	[ integer: result ; rec: w]
-        if ( result = result ) then {
-                 if ( result < w.y ) then {
-                        result := 8;
-                } else {
-                        result := 9;
-                }(*  *)
+ 	[ integer: r ; integer: s; Boolean: x]
+        x := (r < s) & x;
+        if ( r < s ) then {
+                r := 5;
         } else {
-                result :=  bar('c', 7);
+                r := 7;
         }
 	return 0;
 }

tests/sprint4/test/sp4_cg_fib.alpha

@@ -0,0 +1,34 @@
+(* TEST: [-asc -tc -cg -ir] *)
+
+#include "std.alpha"
+
+
+type M : string -> integer
+function entry : M
+
+type fib: integer -> integer
+function Fib : fib
+
+Fib(i) := {
+        [ Boolean: a ; Boolean: b ; Boolean: c]
+        if( i = 0 ) then {
+                return 7;
+        } else {
+                i := i;
+        }
+        b := b | (a & c);
+        b := 2 < 3;
+        if(i = 1) then {
+                return 1;
+        } else {
+                return i + Fib(i - 1);
+        }
+}
+
+entry (arg) := {
+        [ integer: x; integer: y ]
+        x := 2;
+        x := Fib(2);
+        y := printInteger(Fib(2));
+        return 1;
+}