Added preprocessor directives, so that one and the same source can be

compiled with Clean 1.3 and Clean 2.0

frontend/_aconcat.dcl

@@ -7,8 +7,12 @@ arrayConcat a1 a2
 where
 	r2={r1 & [i+s1]=a2.[i] \\ i<-[0..s2-1]}
 	r1={r0 & [i]=a1.[i] \\ i<-[0..s1-1]}
-//	r0=_createArray (s1+s2)		// 2.0
+/*2.0
+	r0=_createArray (s1+s2)
+0.2*/
+//1.3
 	r0=_createArrayc (s1+s2)
+//3.1
 	s1=size a1
 	s2=size a2
 
@@ -17,20 +21,26 @@ arrayPlusList a l
 where
 	r2={r1 & [i+s1]=e \\ i<-[0..s2-1] & e<-l}
 	r1={r0 & [i]=a.[i] \\ i<-[0..s1-1]}
-//	r0=_createArray (s1+s2)		// 2.0
+/*2.0
+	r0=_createArray (s1+s2)
+0.2*/
+//1.3
 	r0=_createArrayc (s1+s2)
+//3.1
 	s1=size a
 	s2=length l
 
-
 arrayPlusRevList a l
 	:==r2
 where
 	r2={r1 & [sr-i]=e \\ i<-[1..s2] & e<-l}
 	r1={r0 & [i]=a.[i] \\ i<-[0..s1-1]}
-//	r0=_createArray sr	// 2.0
+/*2.0
+	r0=_createArray sr	// 2.0
+0.2*/
+//1.3
 	r0=_createArrayc sr
+//3.1
 	sr=s1+s2
 	s1=size a
 	s2=length l
-

frontend/_aconcat.icl

@@ -7,18 +7,26 @@ arrayConcat a1 a2
 where
 	r2={r1 & [i+s1]=a2.[i] \\ i<-[0..s2-1]}
 	r1={r0 & [i]=a1.[i] \\ i<-[0..s1-1]}
-//	r0=_createArray (s1+s2)		// 2.0
+/*2.0
+	r0=_createArray (s1+s2)
+0.2*/
+//1.3
 	r0=_createArrayc (s1+s2)
+//3.1
 	s1=size a1
 	s2=size a2
 
 arrayPlusList a l
 	:==r2
 where
-	r2={r1 & [i+s1]=e \\ i<-[0..s2-1] & e <- l}
+	r2={r1 & [i+s1]=e \\ i<-[0..s2-1] & e<-l}
 	r1={r0 & [i]=a.[i] \\ i<-[0..s1-1]}
-//	r0=_createArray (s1+s2)		// 2.0
+/*2.0
+	r0=_createArray (s1+s2)
+0.2*/
+//1.3
 	r0=_createArrayc (s1+s2)
+//3.1
 	s1=size a
 	s2=length l
 
@@ -27,10 +35,12 @@ arrayPlusRevList a l
 where
 	r2={r1 & [sr-i]=e \\ i<-[1..s2] & e<-l}
 	r1={r0 & [i]=a.[i] \\ i<-[0..s1-1]}
-//	r0=_createArray sr	// 2.0
+/*2.0
+	r0=_createArray sr	// 2.0
+0.2*/
+//1.3
 	r0=_createArrayc sr
+//3.1
 	sr=s1+s2
 	s1=size a
 	s2=length l
-
-

frontend/comparedefimp.icl

@@ -154,10 +154,14 @@ compareDefImp untransformed dcl_modules icl_module heaps error_admin
 compareWithConversions conversions dclDefs iclDefs tc_state error_admin 
 	= iFoldSt (compareWithConversion conversions dclDefs) 0 (size conversions) (iclDefs, tc_state, error_admin)
 
-// type definition for 1.3 (should be added for 2.0)
-compareWithConversion :: !w:(a x:Int) !.(b c) !Int !(!u:(d c), !*TypesCorrespondState, !*ErrorAdmin)
-						-> (!v:(d c), !.TypesCorrespondState, !.ErrorAdmin)
-						| Array .b & getIdentPos , select_u , t_corresponds , uselect_u c & Array .d & Array .a, [u <= v, w <= x];
+compareWithConversion :: !{#Int} !(b c) !Int !(!u:(b c), !*TypesCorrespondState, !*ErrorAdmin)
+						-> (!v:(b c), !.TypesCorrespondState, !.ErrorAdmin)
+//1.3
+						| Array .b & getIdentPos , select_u , t_corresponds , uselect_u c, [u <= v]
+//3.1
+/*2.0
+						| Array b c & t_corresponds, getIdentPos c, [u <= v]
+0.2*/
 compareWithConversion conversions dclDefs dclIndex (iclDefs, tc_state, error_admin)
 	# (iclDef, iclDefs) = iclDefs![conversions.[dclIndex]]
 	  (corresponds, tc_state) = t_corresponds dclDefs.[dclIndex] iclDef tc_state
@@ -169,10 +173,8 @@ compareFunctionTypesWithConversions conversions	dcl_fun_types icl_functions tc_s
 	= iFoldSt (compareTwoFunctionTypes conversions dcl_fun_types) 0 (size conversions)
 				(icl_functions, tc_state, error_admin)
 
-// type definition for 1.3 (should be added for 2.0)
-compareTwoFunctionTypes :: !w:(a x:Int) !.(b FunType) !.Int !(!u:(c FunDef),!*TypesCorrespondState,!*ErrorAdmin)
-						-> (!v:(c FunDef),!.TypesCorrespondState,!.ErrorAdmin)
-						| Array .b & Array .c & Array .a, [u <= v, w <= x];
+compareTwoFunctionTypes :: !{#Int} !{#FunType} !Int !*(!u:{#FunDef},!*TypesCorrespondState,!*ErrorAdmin) 
+						-> (!v:{#FunDef},!.TypesCorrespondState,!.ErrorAdmin) , [u <= v]
 compareTwoFunctionTypes conversions	dcl_fun_types dclIndex (icl_functions, tc_state, error_admin)
 	# (fun_def=:{fun_type}, icl_functions) = icl_functions![conversions.[dclIndex]]
 	= case fun_type of
@@ -335,9 +337,12 @@ instance t_corresponds [a] | t_corresponds a where
 		=	return False
 
 
-// instance t_corresponds {# a} | t_corresponds a & Array {#} a // 2.0
-
+/*2.0
+instance t_corresponds {# a} | t_corresponds a & Array {#} a
+0.2*/
+//1.3
 instance t_corresponds {# a} | ArrayElem , t_corresponds a
+//3.1
 where 
 	t_corresponds dclArray iclArray
 		# size_dclArray = size dclArray
@@ -345,7 +350,12 @@ where
 			= return False
 			= loop (size_dclArray-1) dclArray iclArray
 	  where
-//		loop :: !Int !{# a} !{# a} -> *TypesCorrespondMonad | t_corresponds a & Array {#} a // 2.0
+/*2.0
+		loop :: !Int !{# a} !{# a} -> *TypesCorrespondMonad | t_corresponds a & Array {#} a // 2.0
+0.2*/
+//1.3
+		loop :: !Int !{# a} !{# a} -> *TypesCorrespondMonad | t_corresponds, select_u a
+//3.1
 		loop i dclArray iclArray
 			| i<0
 				= return True

frontend/convertcases.icl

@@ -1417,7 +1417,7 @@ where
 		mark_local_let_var_of_pattern_expr depth {cv_variable, cv_count} var_heap
 			# (VI_LetExpression lei, var_heap) = readPtr cv_variable var_heap
 			| depth == lei.lei_depth
-				= var_heap <:= (cv_variable, VI_LetExpression { lei & lei_count = cv_count, lei_status = LES_Untouched })
+				= (var_heap <:= (cv_variable, VI_LetExpression { lei & lei_count = cv_count, lei_status = LES_Untouched }))
 						==> ("mark_local_let_var_of_pattern_expr ", lei.lei_var.fv_name, cv_variable, (lei.lei_var.fv_info_ptr, cv_count, depth))
 				= var_heap
 

frontend/utilities.dcl

@@ -9,7 +9,9 @@ import _aconcat
 	For Strings
 */
 
-from StdString import String // 1.3
+//1.3
+from StdString import String
+//3.1
 
 stringToCharList	:: !String -> [Char]
 charListToString	:: ![Char] -> String