Index: tests/.expect/forctrl.txt
===================================================================
--- tests/.expect/forctrl.txt	(revision cdbab558c7734aaa7ebe27165f8fc27f3514ad1a)
+++ tests/.expect/forctrl.txt	(revision d69f4bb48d0f1f51a0fe4ab1cd6148a79274c871)
@@ -2,12 +2,17 @@
 empty
 empty
-X X X X X X X X X X
-Y Y Y Y Y
-Z Z Z Z Z
+A A A A A A A A A A
+B B B B B
+C C C C C
+D D D D D
+E E E E E
 0 1 2 3 4 5 6 7 8 9
 0 1 2 3 4 5 6 7 8 9
+2 4 6 8 10
+10 8 6 4 2
 0.5 1.5 2.5 3.5 4.5
+5.5 4.5 3.5 2.5 1.5
 2 4 6 8 10
-2 4 6 8 10
+10 8 6 4 2
 3 6 9
 (0 0)(1 1)(2 2)(3 3)(4 4)(5 5)(6 6)(7 7)(8 8)(9 9)
Index: tests/forctrl.c
===================================================================
--- tests/forctrl.c	(revision cdbab558c7734aaa7ebe27165f8fc27f3514ad1a)
+++ tests/forctrl.c	(revision d69f4bb48d0f1f51a0fe4ab1cd6148a79274c871)
@@ -10,6 +10,6 @@
 // Created On       : Wed Aug  8 18:32:59 2018
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Thu Aug 16 09:25:47 2018
-// Update Count     : 6
+// Last Modified On : Wed Aug 29 18:04:15 2018
+// Update Count     : 26
 // 
 
@@ -33,12 +33,24 @@
 	do { sout | "empty"; break; } while ();	sout | endl;
 	for () { sout | "empty"; break; }		sout | endl;
-	for ( 10 ) { sout | "X"; }				sout | endl;
-	for ( 0.5 ~ 5.5 ) { sout | "Y"; }		sout | endl;
-	for ( 2 ~= 10 ~ 2 ) { sout | "Z"; }		sout | endl;
+
+	for ( 10 ) { sout | "A"; }				sout | endl;
+
+	for ( 2 ~= 10 ~ 2 ) { sout | "B"; }		sout | endl;
+	for ( 10 -~= 2 ~ -2 ) { sout | "C"; }	sout | endl;
+	for ( 0.5 ~ 5.5 ) { sout | "D"; }		sout | endl;
+	for ( 5.5 -~ 0.5 ) { sout | "E"; }		sout | endl;
+
 	for ( i; 10 ) { sout | i; }				sout | endl;
 	for ( j; 10 ) { sout | j; }				sout | endl;
+
+	//for ( i; 1 ~= 10 ~ 2 ) { sout | i; }	sout | endl;
+	for ( i; 2 ~= 10 ~ 2 ) { sout | i; }	sout | endl;
+	for ( i; 10 -~= 2 ~ -2 ) { sout | i; }	sout | endl;
 	for ( i; 0.5 ~ 5.5 ) { sout | i; }		sout | endl;
-	for ( i; 2 ~= 10 ~ 2 ) { sout | i; }	sout | endl;
+	for ( i; 5.5 -~ 0.5 ) { sout | i; }		sout | endl;
+
 	for ( ui; 2u ~= 10u ~ 2u ) { sout | ui; } sout | endl;
+	for ( ui; 10u -~= 2u ~ -2u ) { sout | ui; } sout | endl;
+
 	int start = 3, comp = 10, inc = 2;
 	for ( i; start ~ comp ~ inc + 1 ) { sout | i; } sout | endl;