From fb4e461bad4c2423f7c7377d06d0e18fe7b45553 Mon Sep 17 00:00:00 2001
From: Jan Kratochvil <jan.kratochvil@redhat.com>
Date: Mon, 30 Apr 2012 03:18:52 +0200
Subject: [PATCH] Use -Werror for flags checking. Use -g3 for the new small
 macros.

---
 bin/errs12 | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/bin/errs12 b/bin/errs12
index a679861..4970709 100755
--- a/bin/errs12
+++ b/bin/errs12
@@ -12,7 +12,12 @@ customm="-m64"
 target=
 targets=
 configure="./configure"
-debug="-ggdb2"
+# >=4.7 has small macros section.
+if gcc --version|perl -ne 'exit(!(/(\d+)\.(\d+)/&&($1>4||($1==4&&$2>=7))));';then
+  debug="-g3"
+else
+  debug="-g2"
+fi
 ldflags="-lmcheck"
 fast=false
 readline=""
@@ -119,7 +124,10 @@ rm -f errs1.ok
 			echo >&2 "flags error"
 			exit 1
 		fi
-		"$CC" $flags -c errs1.c -o /dev/null && break
+		# Use -Werror:
+		# cc1: warnings being treated as errors
+		# archive.c:1: error: -fstack-protector not supported for this target
+		"$CC" $flags -Werror -c errs1.c -o /dev/null && break
 	done
 	if test -n "$customm" && "$CC" $customm -c errs1.c -o /dev/null;then
 		flags="$customm $flags"
-- 
1.8.3.1