Don't build Setup programs with -threaded

Revert ae0e752
stable-haskell · Feb 21, 2025 · adfd46f · adfd46f
1 parent f10ad01
commit adfd46f
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/cabal-install/src/Distribution/Client/SetupWrapper.hs b/cabal-install/src/Distribution/Client/SetupWrapper.hs
@@ -1070,7 +1070,10 @@ getExternalSetupMethod verbosity options pkg bt = do
               (program, extraOpts) =
                 case compilerFlavor compiler of
                   GHCJS -> (ghcjsProgram, ["-build-runner"])
-                  _ -> (ghcProgram, ["-threaded"])
+                  _ -> (ghcProgram, [])
+                    -- FIXME: don't enable -threaded unconditionnally: we may
+                    -- only have vanilla libraries (but maybe we don't have them
+                    -- either?)
               cabalDep =
                 maybe
                   []