diff: store.m documentation

[Fergus Henderson]

library/store.m:
	Add some more documentation.

Index: store.m
===================================================================
RCS file: /home/staff/zs/imp/mercury/library/store.m,v
retrieving revision 1.6
diff -u -u -r1.6 store.m
--- store.m	1997/09/29 09:04:35	1.6
+++ store.m	1997/11/27 04:18:03
@@ -44,6 +44,9 @@
 % different store, the behaviour is undefined.
 % This will hopefully be rectified in some future version when
 % Mercury does support existential types.
+% Note that you should NOT refer to the `some_store_type' in your
+% own code; instead, you should make sure your code uses a
+% polymorphic type variable (e.g. `S') for the store type.
 
 :- type store(S).
 

-- 
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