autotools: default to -Wvla -std=gnu11

We can't really support anything less than gcc-4.8 anyway. Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

autotools: default to -Wvla -std=gnu11
d53959fe · Christian Brauner · 0c127b6e · d53959fe
Unverified Commit d53959fe authored Jul 26, 2018 by Christian Brauner
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configure.ac configure.ac +2 -5

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--- a/configure.ac
+++ b/configure.ac
@@ -648,11 +648,8 @@ AC_PROG_SED
 # See if we support thread-local storage.
 LXC_CHECK_TLS

-if test "x$GCC" = "xyes"; then
-	CFLAGS="$CFLAGS -Wall"
-	if test "x$enable_werror" = "xyes"; then
-		CFLAGS="$CFLAGS -Werror"
-	fi
+if test "x$enable_werror" = "xyes"; then
+	CFLAGS="$CFLAGS -Werror -Wvla -std=gnu11"
 fi

 # Files requiring some variable expansion