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| author | Simon Peyton Jones <simonpj@microsoft.com> | 2014-08-28 17:50:49 +0100 |
|---|---|---|
| committer | Simon Peyton Jones <simonpj@microsoft.com> | 2014-08-28 17:51:14 +0100 |
| commit | b7bdf13d9cf1c31f7f7eab063150aa7362d67941 (patch) | |
| tree | 99e9d3210c17f48bcb73430aeb6e6e8bc3ae7cc7 | |
| parent | 87c1568647f22c377ca5d42e2d132faafddd5a73 (diff) | |
| download | haskell-b7bdf13d9cf1c31f7f7eab063150aa7362d67941.tar.gz | |
Temporary fix to the crash
ghc-stage2: panic! (the 'impossible' happened)
(GHC version 7.9.20140828 for x86_64-unknown-linux):
nameModule $w$smiddle_sfx6
make[1]: *** [utils/haddock/dist/build/Haddock/Backends/Xhtml.dyn_o] Error 1
| -rw-r--r-- | compiler/main/TidyPgm.lhs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/compiler/main/TidyPgm.lhs b/compiler/main/TidyPgm.lhs index ba5ccb7d67..faec956516 100644 --- a/compiler/main/TidyPgm.lhs +++ b/compiler/main/TidyPgm.lhs @@ -448,7 +448,7 @@ So trimAutoRules does this: * Remove all bindings that are kept alive *only* by isAutoRule rules * Remove all auto rules that mention bindings that have been removed So if a binding is kept alive for some other reason (e.g. f_spec is -called in the final code), we keep th e rule too. +called in the final code), we keep the rule too. I found that binary sizes jumped by 6-10% when I started to specialise INLINE functions (again, Note [Inline specialisations] in Specialise). @@ -459,7 +459,7 @@ Adding trimAutoRules removed all this bloat. trimAutoRules :: [CoreBind] -> [CoreRule] -> ([CoreBind], [CoreRule]) -- See Note [Trimming auto rules] trimAutoRules binds rules - | null auto_rules + | True {- null auto_rules -} -- Temporrary fix = (binds, rules) | otherwise = (binds', filter keep_rule auto_rules ++ user_rules) |