From a703da6c84617ed49d145fba1b095f0130d3d3e0 Mon Sep 17 00:00:00 2001 From: Christian Brauner Date: Tue, 5 Feb 2019 23:21:43 +0100 Subject: [PATCH] compiler: -Werror=overflow hardening Signed-off-by: Christian Brauner --- configure.ac | 1 + 1 file changed, 1 insertion(+) diff --git a/configure.ac b/configure.ac index b7fde2415..303a5d870 100644 --- a/configure.ac +++ b/configure.ac @@ -712,6 +712,7 @@ AX_CHECK_COMPILE_FLAG([-Werror=incompatible-pointer-types], [CFLAGS="$CFLAGS -We AX_CHECK_COMPILE_FLAG([-Wformat=2], [CFLAGS="$CFLAGS -Wformat=2"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Wshadow], [CFLAGS="$CFLAGS -Wshadow"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Wendif-labels], [CFLAGS="$CFLAGS -Wendif-labels"],,[-Werror]) +AX_CHECK_COMPILE_FLAG([-Werror=overflow], [CFLAGS="$CFLAGS -Werror=overflow"],,[-Werror]) AX_CHECK_LINK_FLAG([-z relro], [LDLAGS="$LDLAGS -z relro"],,[]) AX_CHECK_LINK_FLAG([-z now], [LDLAGS="$LDLAGS -z now"],,[])