Changes between Version 22 and Version 23 of Commentary/PrimOps

Timestamp:

03/06/13 03:12:29 (2 months ago)

Author:

ezyang

Comment:

random comment from experience

Commentary/PrimOps

@@ -42 +42 @@
    in its documentation for the {{{base}}} package.  The file {{{GHC/Prim.hs}}} is never
    actually compiled, only processed by Haddock.
+
+Note that if you want to create a polymorphic primop, you need to return {{{(# a #)}}}, not {{{a}}}.
 
 == Implementation of !PrimOps ==