diff --git a/utah/scripts/reduce/c_delta.pl b/utah/scripts/reduce/c_delta.pl
index 4fc8b73df..296c131eb 100755
--- a/utah/scripts/reduce/c_delta.pl
+++ b/utah/scripts/reduce/c_delta.pl
@@ -30,6 +30,8 @@
 # turn a union type into a struct
 # add more things like while (x) { y } -> if (x) { y }
 # format string reduction
+# move same-type declarations into a compound declaration
+# shorten variable and function names
 
 # get speedup by adding fast bailouts from test scripts
 #   super-fast: just runs one compiler at -O0 look for syntactical correctness