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Improve the reporting of module cycles, to give a nice message like this
[ghc-hetmet.git]
/
compiler
/
cmm
/
Cmm.hs
diff --git
a/compiler/cmm/Cmm.hs
b/compiler/cmm/Cmm.hs
index
54b4b11
..
a6b215b
100644
(file)
--- a/
compiler/cmm/Cmm.hs
+++ b/
compiler/cmm/Cmm.hs
@@
-11,7
+11,7
@@
module Cmm
( CmmGraph, GenCmmGraph(..), CmmBlock
, CmmStackInfo(..), CmmTopInfo(..), Cmm, CmmTop
module Cmm
( CmmGraph, GenCmmGraph(..), CmmBlock
, CmmStackInfo(..), CmmTopInfo(..), Cmm, CmmTop
- , CmmReplGraph, CmmFwdRewrite, CmmBwdRewrite
+ , CmmReplGraph, GenCmmReplGraph, CmmFwdRewrite, CmmBwdRewrite
, modifyGraph
, lastNode, replaceLastNode, insertBetween
, modifyGraph
, lastNode, replaceLastNode, insertBetween
@@
-46,7
+46,8
@@
type CmmGraph = GenCmmGraph CmmNode
data GenCmmGraph n = CmmGraph { g_entry :: BlockId, g_graph :: Graph n C C }
type CmmBlock = Block CmmNode C C
data GenCmmGraph n = CmmGraph { g_entry :: BlockId, g_graph :: Graph n C C }
type CmmBlock = Block CmmNode C C
-type CmmReplGraph e x = FuelUniqSM (Maybe (Graph CmmNode e x))
+type CmmReplGraph e x = GenCmmReplGraph CmmNode e x
+type GenCmmReplGraph n e x = FuelUniqSM (Maybe (Graph n e x))
type CmmFwdRewrite f = FwdRewrite FuelUniqSM CmmNode f
type CmmBwdRewrite f = BwdRewrite FuelUniqSM CmmNode f
type CmmFwdRewrite f = FwdRewrite FuelUniqSM CmmNode f
type CmmBwdRewrite f = BwdRewrite FuelUniqSM CmmNode f