diff --git a/doc/LPC/pragma b/doc/LPC/pragma
index 21d4881..a1cfa99 100644
--- a/doc/LPC/pragma
+++ b/doc/LPC/pragma
@@ -6,11 +6,19 @@
         several compilation options. Multiple options can be selected
         in one #pragma directive by separating them with commas.
 
-        no_clone: The blueprint object can't be cloned.
         no_inherit: The program can't be inherited.
         no_shadow: The program can't be shadowed (similar to declaring
                 all functions as 'nomask').
 
+        clone: The blueprint object can be cloned (default, implies
+                no_lightweight).
+        no_clone: The blueprint object can't be cloned.
+
+        lightweight: Lightweight objects may be created from the
+                blueprint (implies no_clone and warn_lightweight).
+        no_lightweight: Lightweight object cannot be created from it
+                (default).
+
         init_variables: Clone variables are initialized by __INIT().
         share_variables: Clone variables are initialized from the
                 blueprint.
@@ -35,6 +43,7 @@
                   - arguments on function calls,
                   - return values of functions,
                   - assignment to variables,
+                  - declarative type casts,
                   - restoration of values to variables or struct members.
                 Don't confuse this with strong/strict_types, they only
                 check at compile time.
@@ -86,6 +95,17 @@
                 mudlib code - in general one should fix the warnings,
                 not turn them off.
 
+        warn_unused_variables: Warn about variables that are not used.
+                If will warn about variables never written to, variables
+                never read from or variables never used at all.
+                This applies to local variables and private global variables.
+        no_warn_unused_variables: Turn off warn_unused_variables
+                (the default).
+
+        warn_lightweight: Warn about efuns that are not suitable for
+                lightweight objects.
+        no_warn_lightweight: Turn off warn_lightweight.
+
         When an object is compiled with type testing (#pragma
         strict_types), all types are saved of the arguments for that
         function during compilation.  If the #pragma save_types is