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-rw-r--r--TODO9
1 files changed, 8 insertions, 1 deletions
diff --git a/TODO b/TODO
index 2366c0b..6cb0872 100644
--- a/TODO
+++ b/TODO
@@ -5,4 +5,11 @@
* Right now we copy and allocate a lot, but almost never free stuff.
* Many builtins should really throw an error, but they just fail for now.
* Exceptions (throw, catch)
-* Modules (I try to do something like SWI prolog for now, but I know there is also an iso standard) \ No newline at end of file
+* Modules (I try to do something like SWI prolog for now, but I know there is also an iso standard)
+
+The following builtins:
+'='/2 needs to do something about the occurs check
+unify_with_occurs_check/2: not implemented
+'\\='/2: handle occurs check
+
+* Handle overflow and uderflow in arithmetic \ No newline at end of file