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-rw-r--r--haddock-test/src/Test/Haddock/Config.hs5
1 files changed, 5 insertions, 0 deletions
diff --git a/haddock-test/src/Test/Haddock/Config.hs b/haddock-test/src/Test/Haddock/Config.hs
index fff84921..8f1f4885 100644
--- a/haddock-test/src/Test/Haddock/Config.hs
+++ b/haddock-test/src/Test/Haddock/Config.hs
@@ -213,6 +213,11 @@ printVersions env haddockPath = do
baseDependencies :: FilePath -> IO [String]
baseDependencies ghcPath = do
+ -- The 'getInstalledPackages' crashes if used when "GHC_PACKAGE_PATH" is
+ -- set to some value. I am not sure why is that happening and what are the
+ -- consequences of unsetting it - but looks like it works (for now).
+ unsetEnv "GHC_PACKAGE_PATH"
+
(_, _, cfg) <- configure normal (Just ghcPath) Nothing
defaultProgramConfiguration
pkgIndex <- getInstalledPackages normal [GlobalPackageDB] cfg