From de63bfecd211037e2bb4553653ddcec4a43d9d8f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A5ns=20Rullg=C3=A5rd?= <mans@mansr.com>
Date: Mon, 8 Mar 2010 02:36:27 +0000
Subject: [PATCH] Error on missing function prototypes with gcc

This makes it an error to not have a prototype in scope for
a function with external linkage.  The flag is only enabled
for gcc due to -Werror=type not working with all compilers.

Originally committed as revision 22313 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 configure | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure b/configure
index f3da5f65ad..aa994a1292 100755
--- a/configure
+++ b/configure
@@ -2752,6 +2752,7 @@ elif enabled ccc; then
 elif enabled gcc; then
     check_cflags -fno-tree-vectorize
     check_cflags -Werror=implicit
+    check_cflags -Werror=missing-prototypes
 elif enabled clang; then
     check_cflags -Qunused-arguments
 elif enabled armcc; then