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FIX #2080: an optimisation to remove a widening was wrong
[ghc-hetmet.git]
/
compiler
/
cmm
/
CmmSpillReload.hs
diff --git
a/compiler/cmm/CmmSpillReload.hs
b/compiler/cmm/CmmSpillReload.hs
index
0c53309
..
707a571
100644
(file)
--- a/
compiler/cmm/CmmSpillReload.hs
+++ b/
compiler/cmm/CmmSpillReload.hs
@@
-360,7
+360,7
@@
instance Outputable m => Outputable (ExtendWithSpills m) where
ppr (Reload regs) = ppr_regs "Reload" regs
ppr (NotSpillOrReload m) = ppr m
ppr (Reload regs) = ppr_regs "Reload" regs
ppr (NotSpillOrReload m) = ppr m
-instance DebugNodes M Last
+instance Outputable m => DebugNodes (ExtendWithSpills m) Last
ppr_regs :: String -> RegSet -> SDoc
ppr_regs s regs = text s <+> commafy (map ppr $ uniqSetToList regs)
ppr_regs :: String -> RegSet -> SDoc
ppr_regs s regs = text s <+> commafy (map ppr $ uniqSetToList regs)