[FFmpeg-devel] [PATCH] configure: add -Wstrict-prototypes when available

Ganesh Ajjanagadde gajjanagadde at gmail.com
Thu Oct 22 20:40:05 CEST 2015

GCC (and Clang) have this useful warning that is not enabled by -Wall or
-Wextra. This will ensure that issues like those fixed in
will trigger warnings.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>
 configure | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure b/configure
index a38b290..276ec30 100755
--- a/configure
+++ b/configure
@@ -5637,6 +5637,7 @@ disabled iconv || check_func_headers iconv.h iconv || check_lib2 iconv.h iconv -
 enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
 # add some useful compiler flags if supported
+check_cflags -Wstrict-prototypes
 check_cflags -Wdeclaration-after-statement
 check_cflags -Wall
 check_cflags -Wdisabled-optimization

More information about the ffmpeg-devel mailing list