CPP_ARGS: Put new options after user specified options

This matches up with the behaviour of ghc-toolchain, so that the output of both matches.

CPP_ARGS: Put new options after user specified options
bfe4ffac · Matthew Pickering · Marge Bot · f4c1c3a3 · bfe4ffac
Commit bfe4ffac authored 1 year ago by Matthew Pickering Committed by Marge Bot 1 year ago
--- a/m4/fp_cpp_cmd_with_args.m4
+++ b/m4/fp_cpp_cmd_with_args.m4
@@ -51,7 +51,7 @@ AC_ARG_WITH(cpp-flags,
 [
  # Augment CPP_ARGS with whatever flags were previously configured and passed
  # as an argument.
-  CPP_ARGS="$CPP_ARGS $$3"
+  CPP_ARGS="$$3 $CPP_ARGS"
 ])

 $2="$CPP_CMD"