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authorAndreas Klebinger <klebinger.andreas@gmx.at>2022-10-20 19:08:16 +0200
committerMarge Bot <ben+marge-bot@smart-cactus.org>2022-10-22 07:42:06 -0400
commit1937016b7834338eef12be19caefc8e37a90cd29 (patch)
tree2ef29c6ff6f397a972d4735e93c8de3aa19a7de0
parent86e6549ea3090d0d79c2aaed8373ba5696f2b6a9 (diff)
downloadhaskell-1937016b7834338eef12be19caefc8e37a90cd29.tar.gz
hadrian: Improve error for wrong key/value errors.
-rwxr-xr-xhadrian/src/Settings.hs3
1 files changed, 2 insertions, 1 deletions
diff --git a/hadrian/src/Settings.hs b/hadrian/src/Settings.hs
index 6a2fcfff2d..fd44af1916 100755
--- a/hadrian/src/Settings.hs
+++ b/hadrian/src/Settings.hs
@@ -74,7 +74,8 @@ flavour = do
(settingErrs, tweak) = applySettings kvs
when (not $ null settingErrs) $ fail
- $ "failed to apply key-value settings:" ++ unlines (map (" - " ++) settingErrs)
+ $ "failed to apply key-value settings:\n\t" ++ unlines (map (" - " ++) settingErrs) ++
+ "\t Entries should look something like \"stage1.containers.ghc.hs.opts += -Werror\""
case parseFlavour flavours flavourTransformers flavourName of
Left err -> fail err