diff options
| -rw-r--r-- | utils/ghc-pkg/Main.hs | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/utils/ghc-pkg/Main.hs b/utils/ghc-pkg/Main.hs index 8b33d7b145..39f7eebd86 100644 --- a/utils/ghc-pkg/Main.hs +++ b/utils/ghc-pkg/Main.hs @@ -519,6 +519,11 @@ registerPackage input my_flags auto_ghci_libs update force = do pkg <- parsePackageInfo expanded putStrLn "done." + let unversioned_deps = filter (not . realVersion) (depends pkg) + unless (null unversioned_deps) $ + die ("Unversioned dependencies found: " ++ + unwords (map display unversioned_deps)) + let truncated_stack = dropWhile ((/= to_modify).fst) db_stack -- truncate the stack for validation, because we don't allow -- packages lower in the stack to refer to those higher up. |