addDevPkgs does not modify DynFlags if packages are an empty list.

2013-09-20 11:39:11 +09:00 · 2013-09-20 11:39:11 +09:00 · d58c11bcc3
parent a491927ef6
commit d58c11bcc3
1 changed files with 1 additions and 0 deletions
--- a/Language/Haskell/GhcMod/Gap.hs
+++ b/Language/Haskell/GhcMod/Gap.hs
@ -207,6 +207,7 @@ setCabalPkg dflag = dopt_set dflag Opt_BuildingCabalPackage
 ----------------------------------------------------------------

 addDevPkgs :: DynFlags -> [Package] -> DynFlags
+addDevPkgs df []   = df
 addDevPkgs df pkgs = df''
  where
 #if __GLASGOW_HASKELL__ >= 707