Haskell Platform 2010.1.0.0 Windows installer RC3
Krasimir Angelov
kr.angelov at gmail.com
Tue Mar 30 07:32:02 EDT 2010
The directory were in the path but Haskell\bin is before Haskell
Platform\bin in the path and I had older versions of happy and alex in
Haskell\bin. Still it would be nicer if all executables and all
libraries were in the same place but this is minor issue.
One more issue. When I am compiling Happy grammar I get warnings like
the one bellow. This suggests that maybe the templates for Happy
should be updated.
templates\GenericTemplate.hs:110:15:
Warning: Bindings containing unlifted types must use an outermost
bang pattern:
{ new_state = (n Happy_GHC_Exts.-# (1# :: Happy_GHC_Exts.Int#))
}
*** This will be an error in GHC 6.14! Fix your code now!
In a case alternative:
n -> happyShift new_state i tk st
where
new_state = (n Happy_GHC_Exts.-# (1# :: Happy_GHC_Exts.Int#))
In the expression:
case action of {
0# -> happyFail i tk st
-1# -> happyAccept i tk st
n | (n Happy_GHC_Exts.<# (0# :: Happy_GHC_Exts.Int#))
-> (happyReduceArr Happy_Data_Array.! rule) i tk st
where
rule = (Happy_GHC_Exts.I#
((Happy_GHC_Exts.negateInt#
((n Happy_GHC_Exts.+# (1# ::
Happy_GHC_Exts.Int#))))))
n -> happyShift new_state i tk st
where
new_state = (n Happy_GHC_Exts.-# (1# :: Happy_GHC_Exts.Int#)) }
In the definition of `happyDoAction':
happyDoAction i tk st
= case action of {
0# -> happyFail i tk st
-1# -> happyAccept i tk st
n | (n Happy_GHC_Exts.<# (0# ::
Happy_GHC_Exts.Int#))
-> (happyReduceArr Happy_Data_Array.!
rule) i tk st
where
rule = (Happy_GHC_Exts.I#
((Happy_GHC_Exts.negateInt#
((n
Happy_GHC_Exts.+#
(1# ::
Happy_GHC_Exts.Int#))))))
n -> happyShift new_state i tk st
where
new_state = (n Happy_GHC_Exts.-# (1#
:: Happy_GHC_Exts.Int#)) }
where
off = indexShortOffAddr happyActOffsets st
off_i = (off Happy_GHC_Exts.+# i)
check = if (off_i
Happy_GHC_Exts.>=#
(0# :: Happy_GHC_Exts.Int#)) then
(indexShortOffAddr happyCheck
off_i Happy_GHC_Exts.==# i)
else
False
action | check = indexShortOffAddr happyTable off_i
| otherwise = indexShortOffAddr
happyDefActions st
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