diff --git a/TODO.txt b/TODO.txt
index 3ef1461..e18fd5a 100644
--- a/TODO.txt
+++ b/TODO.txt
@@ -4,7 +4,8 @@
 
 
 Warn about "X && 0x1000" saying that the user may mean "X & 0x1000".
-Probably only want to do this for hex immediates.  Likewise for ||.
+We should do this for any immediate except zero, so long as it doesn't come 
+from a macro expansion.  Likewise for ||.
 
 //===---------------------------------------------------------------------===//