From 99853cb8d4237b810b2fffb4a34f66fd0064ef72 Mon Sep 17 00:00:00 2001
From: Diego Biurrun <diego@biurrun.de>
Date: Mon, 14 Jan 2013 20:38:33 +0100
Subject: configure: Make warnings from -Wreturn-type fatal errors

These warnings have no false positives and point to serious bugs.
---
 configure | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'configure')

diff --git a/configure b/configure
index 3d5fe7cd4f..375865e74e 100755
--- a/configure
+++ b/configure
@@ -3684,6 +3684,7 @@ elif enabled gcc; then
     check_optflags -fno-tree-vectorize
     check_cflags -Werror=implicit-function-declaration
     check_cflags -Werror=missing-prototypes
+    check_cflags -Werror=return-type
     check_cflags -Werror=declaration-after-statement
     check_cflags -Werror=vla
 elif enabled llvm_gcc; then
@@ -3693,6 +3694,7 @@ elif enabled clang; then
     check_cflags -Qunused-arguments
     check_cflags -Werror=implicit-function-declaration
     check_cflags -Werror=missing-prototypes
+    check_cflags -Werror=return-type
 elif enabled armcc; then
     # 2523: use of inline assembler is deprecated
     add_cflags -W${armcc_opt},--diag_suppress=2523
-- 
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