Make arity of INLINE things consistent

[ghc-hetmet.git] / compiler / basicTypes / BasicTypes.lhs

diff --git a/compiler/basicTypes/BasicTypes.lhs b/compiler/basicTypes/BasicTypes.lhs
index 41a5fa5..d4863dd 100644 (file)
--- a/compiler/basicTypes/BasicTypes.lhs
+++ b/compiler/basicTypes/BasicTypes.lhs
@@ -626,9 +626,16 @@ data InlinePragma               -- Note [InlinePragma]
   = InlinePragma
       { inl_inline :: Bool           -- True <=> INLINE, 
                                     -- False <=> no pragma at all, or NOINLINE
+
       , inl_sat    :: Maybe Arity    -- Just n <=> Inline only when applied to n 
                                     --            explicit (non-type, non-dictionary) args
+                                    --   That is, inl_sat describes the number of *source-code*
+                                     --   arguments the thing must be applied to.  We add on the 
+                                     --   number of implicit, dictionary arguments when making
+                                    --   the InlineRule, and don't look at inl_sat further
+
       , inl_act    :: Activation     -- Says during which phases inlining is allowed
+
       , inl_rule   :: RuleMatchInfo  -- Should the function be treated like a constructor?
     } deriving( Eq, Data, Typeable )
 \end{code}