[libdvdcss-devel] Add -Wextra compilation flags

[Jean-Baptiste Kempf]

libdvdcss | branch: master | Jean-Baptiste Kempf <jb at videolan.org> | Sun Jul 27 02:55:59 2014 +0200| [e1af6503b36e503d6dd2d282f49e1edc5d29f762] | committer: Jean-Baptiste Kempf

Add -Wextra compilation flags

> http://git.videolan.org/gitweb.cgi/libdvdcss.git/?a=commit;h=e1af6503b36e503d6dd2d282f49e1edc5d29f762
---

 configure.ac |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 749870f..129f20b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -213,7 +213,7 @@ AC_CHECK_HEADERS(sys/ioctl.h,[
   fi
 ])
 
-CC_CHECK_CFLAGS_APPEND([-Wall -Wsign-compare])
+CC_CHECK_CFLAGS_APPEND([-Wall -Wsign-compare -Wextra])
 CC_FLAG_VISIBILITY([
   CC_ATTRIBUTE_VISIBILITY([default], [
     CFLAGS="${CFLAGS} -fvisibility=hidden"