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authorBen Gamari <ben@smart-cactus.org>2021-02-04 21:49:05 -0500
committerBen Gamari <ben@smart-cactus.org>2021-02-06 11:53:31 -0500
commitbf8ba2525e95319bdbcfc81d06448b646eba3a57 (patch)
tree83aac2bf137fccb8ae49916da9265b7b7fd41833 /haddock-api/src/Haddock.hs
parente1230ede3d1c77a6916e318aefcd47829e56035c (diff)
parent1bdbf284b4ba20ee1738b13c4e3414384955f6f3 (diff)
Merge remote-tracking branch 'origin/ghc-head' into wip/ghc-head-merge
Diffstat (limited to 'haddock-api/src/Haddock.hs')
-rw-r--r--haddock-api/src/Haddock.hs7
1 files changed, 6 insertions, 1 deletions
diff --git a/haddock-api/src/Haddock.hs b/haddock-api/src/Haddock.hs
index 8c549304..2b6e2d57 100644
--- a/haddock-api/src/Haddock.hs
+++ b/haddock-api/src/Haddock.hs
@@ -153,12 +153,17 @@ haddockWithGhc ghc args = handleTopExceptions $ do
sinceQual <- rightOrThrowE (sinceQualification flags)
-- inject dynamic-too into flags before we proceed
- flags' <- ghc flags $ do
+ flags'' <- ghc flags $ do
df <- getDynFlags
case lookup "GHC Dynamic" (compilerInfo df) of
Just "YES" -> return $ Flag_OptGhc "-dynamic-too" : flags
_ -> return flags
+ flags' <- pure $ case optParCount flags'' of
+ Nothing -> flags''
+ Just Nothing -> Flag_OptGhc "-j" : flags''
+ Just (Just n) -> Flag_OptGhc ("-j" ++ show n) : flags''
+
-- bypass the interface version check
let noChecks = Flag_BypassInterfaceVersonCheck `elem` flags