autogen.sh: add more warnings

diff --git a/autogen.sh b/autogen.sh
index be3b6749b8a3ecd91c2928f8c02d56b47920d08c..fb96d4aeb133885478915ac494739ee3ed712cae 100755 (executable)
--- a/autogen.sh
+++ b/autogen.sh
@@ -6,7 +6,8 @@ CFLAGS="-g -Wall \
 -Wmissing-declarations -Wmissing-prototypes \
 -Wnested-externs -Wpointer-arith \
 -Wpointer-arith -Wsign-compare -Wchar-subscripts \
--Wstrict-prototypes -Wshadow"
+-Wstrict-prototypes -Wshadow \
+-Wformat=2 -Wtype-limits"
 args="--prefix=/usr --exec-prefix= --sysconfdir=/etc --with-selinux"
 libdir=$(basename $(cd /lib/$(gcc -print-multi-os-directory); pwd))