ragel: fix clang build

/cc ZHF #36454
2018-03-25 14:39:31 +02:00
parent a32497d6b2
commit 319c61c893
1 changed files with 1 additions and 1 deletions
--- a/pkgs/development/tools/parsing/ragel/default.nix
+++ b/pkgs/development/tools/parsing/ragel/default.nix
@@ -20,7 +20,7 @@ let

      configureFlags = [ "--with-colm=${colm}" ];

-      NIX_CFLAGS_COMPILE = "-std=gnu++98";
+      NIX_CFLAGS_COMPILE = stdenv.lib.optional stdenv.cc.isGNU "-std=gnu++98";

      doCheck = true;