1 files changed, 7 insertions, 0 deletions
diff --git a/hadrian/src/Flavour.hs b/hadrian/src/Flavour.hs
index ec9bfa2c5b..7339eb6fb1 100644
--- a/hadrian/src/Flavour.hs
+++ b/hadrian/src/Flavour.hs
@@ -11,6 +11,7 @@ module Flavour
   , viaLlvmBackend
   , enableProfiledGhc
   , disableDynamicGhcPrograms
+  , disableProfiledLibs
   ) where
 
 import Expression
@@ -90,6 +91,7 @@ flavourTransformers = M.fromList
     , "llvm" =: viaLlvmBackend
     , "profiled_ghc" =: enableProfiledGhc
     , "no_dynamic_ghc" =: disableDynamicGhcPrograms
+    , "no_profiled_libs" =: disableProfiledLibs
     ]
   where (=:) = (,)
 
@@ -212,3 +214,8 @@ enableProfiledGhc flavour = flavour { ghcProfiled = True }
 -- | Disable 'dynamicGhcPrograms'.
 disableDynamicGhcPrograms :: Flavour -> Flavour
 disableDynamicGhcPrograms flavour = flavour { dynamicGhcPrograms = pure False }
+
+-- | Don't build libraries in profiled 'Way's.
+disableProfiledLibs :: Flavour -> Flavour
+disableProfiledLibs flavour =
+    flavour { libraryWays = filter (not . wayUnit Profiling) <$> libraryWays flavour }