ppHsc2hs: treat Right [] as not broken

haskell · Jan 4, 2025 · 4183227 · 4183227
1 parent 1082c0b
commit 4183227
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/Cabal/src/Distribution/Simple/PreProcess.hs b/Cabal/src/Distribution/Simple/PreProcess.hs
@@ -645,6 +645,7 @@ ppHsc2hs bi lbi clbi =
         hacked_index
         (map fst (componentPackageDeps clbi)) of
         Left index' -> index'
+        Right [] -> hacked_index
         Right inf ->
           error ("ppHsc2hs: broken closure: " ++ show inf)
     isOSX = case buildOS of OSX -> True; _ -> False