Guard -Wunused-packages with impl(ghc)

philderbeast · philderbeast · commit ca2a6add42fc · 2024-04-06T16:08:26.000-04:00
diff --git a/project-cabal/ghc-options.config b/project-cabal/ghc-options.config
@@ -1,5 +1,10 @@
 program-options
-  ghc-options: -fno-ignore-asserts -Werror -Wunused-packages
+  ghc-options:
+    -fno-ignore-asserts
+    -Werror
 
-package cabal-testsuite
-  ghc-options: -Wwarn=unused-packages
+if impl(ghc >= 8.10)
+  program-options
+    ghc-options: -Wunused-packages
+  package cabal-testsuite
+    ghc-options: -Wwarn=unused-packages
