[Git][ghc/ghc][wip/T18131] hadrian: Don't track GHC's verbosity argument

[Ben Gamari]

Ben Gamari pushed to branch wip/T18131 at Glasgow Haskell Compiler / GHC


Commits:
f1acf119 by Ben Gamari at 2020-05-24T22:37:53-04:00
hadrian: Don't track GHC's verbosity argument

Teach hadrian to ignore GHC's -v argument in its recompilation check,
thus fixing #18131.

- - - - -


1 changed file:

- hadrian/src/Target.hs


Changes:

=====================================
hadrian/src/Target.hs
=====================================
@@ -20,7 +20,9 @@ type Target = H.Target Context Builder
 -- 'True' only if the argument needs to be tracked.
 trackArgument :: Target -> String -> Bool
 trackArgument target arg = case builder target of
-    (Make _) -> not $ threadArg arg
-    _        -> True
+    Make _    -> not $ threadArg arg
+    Ghc _ _   -> not $ verbosityArg arg
+    _         -> True
   where
     threadArg s = dropWhileEnd isDigit s `elem` ["-j", "MAKEFLAGS=-j", "THREADS="]
+    verbosityArg s = dropWhileEnd isDigit s == "-v"



View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/f1acf1199e4094e16a3d2fbfb6b8129bf471b658

-- 
View it on GitLab: https://gitlab.haskell.org/ghc/ghc/-/commit/f1acf1199e4094e16a3d2fbfb6b8129bf471b658
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