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Replaced two uses of head b explicit pattern matching
[ghc-hetmet.git]
/
compiler
/
ghci
/
RtClosureInspect.hs
diff --git
a/compiler/ghci/RtClosureInspect.hs
b/compiler/ghci/RtClosureInspect.hs
index
4f9588f
..
b9fd192
100644
(file)
--- a/
compiler/ghci/RtClosureInspect.hs
+++ b/
compiler/ghci/RtClosureInspect.hs
@@
-587,7
+587,7
@@
cvObtainTerm hsc_env bound force mb_ty hval = runTR hsc_env $ do
-- and showing the '_' is more useful.
t | isThunk t && force -> seq a $ go (pred bound) tv ty a
-- We always follow indirections
-- and showing the '_' is more useful.
t | isThunk t && force -> seq a $ go (pred bound) tv ty a
-- We always follow indirections
- Indirection _ -> go (pred bound) tv ty $! (ptrs clos ! 0)
+ Indirection _ -> go bound tv ty $! (ptrs clos ! 0)
-- The interesting case
Constr -> do
Right dcname <- dataConInfoPtrToName (infoPtr clos)
-- The interesting case
Constr -> do
Right dcname <- dataConInfoPtrToName (infoPtr clos)
@@
-649,11
+649,11
@@
cvObtainTerm hsc_env bound force mb_ty hval = runTR hsc_env $ do
| isPointed ty = ASSERT2(not(null pointed)
, ptext SLIT("reOrderTerms") $$
(ppr pointed $$ ppr unpointed))
| isPointed ty = ASSERT2(not(null pointed)
, ptext SLIT("reOrderTerms") $$
(ppr pointed $$ ppr unpointed))
- head pointed : reOrderTerms (tail pointed) unpointed tys
+ let (t:tt) = pointed in t : reOrderTerms tt unpointed tys
| otherwise = ASSERT2(not(null unpointed)
, ptext SLIT("reOrderTerms") $$
(ppr pointed $$ ppr unpointed))
| otherwise = ASSERT2(not(null unpointed)
, ptext SLIT("reOrderTerms") $$
(ppr pointed $$ ppr unpointed))
- head unpointed : reOrderTerms pointed (tail unpointed) tys
+ let (t:tt) = unpointed in t : reOrderTerms pointed tt tys
expandNewtypes t@Term{ ty=ty, subTerms=tt }
| Just (tc, args) <- splitNewTyConApp_maybe ty
expandNewtypes t@Term{ ty=ty, subTerms=tt }
| Just (tc, args) <- splitNewTyConApp_maybe ty