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Date: Thu, 18 Feb 2016 22:21:55 +0100
From: Emese Revfy <re.emese@...il.com>
To: Kees Cook <keescook@...omium.org>
Cc: linux-kbuild <linux-kbuild@...r.kernel.org>, PaX Team
<pageexec@...email.hu>, Brad Spengler <spender@...ecurity.net>,
"kernel-hardening@...ts.openwall.com"
<kernel-hardening@...ts.openwall.com>, Michal Marek <mmarek@...e.com>,
Rasmus Villemoes <linux@...musvillemoes.dk>
Subject: Re: [PATCH v2 1/3] GCC plugin infrastructure
> > +ifeq ($(call cc-ifversion, -ge, 0408, y), y)
> > + $(CONFIG_SHELL) -x $(srctree)/scripts/gcc-plugin.sh "$(HOSTCXX)" "$(HOSTCXX)" "$(CC)"
> > +else
> > + $(CONFIG_SHELL) -x $(srctree)/scripts/gcc-plugin.sh "$(HOSTCC)" "$(HOSTCXX)" "$(CC)"
>
> Is there a reason for these to be running with -x? This makes it noisy
> when running with V=0 (the default).
I think -x is useful, it prints out e.g., which headers are missing. gcc-plugin.sh with -x runs
only when there is something wrong (as you can see it in the kbuild test bot mails).
--
Emese
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