eq_note env (SCC cc1) (SCC cc2) = cc1 == cc2
eq_note env (Coerce t1 f1) (Coerce t2 f2) = t1 `eqType` t2 && f1 `eqType` f2
eq_note env InlineCall InlineCall = True
+ eq_note env (CoreNote s1) (CoreNote s2) = s1 == s2
eq_note env other1 other2 = False
\end{code}
noteSize (Coerce t1 t2) = seqType t1 `seq` seqType t2 `seq` 1
noteSize InlineCall = 1
noteSize InlineMe = 1
+noteSize (CoreNote s) = s `seq` 1 -- hdaume: core annotations
varSize :: Var -> Int
varSize b | isTyVar b = 1