Date: Tue, 12 Apr 2016 11:46:07 -0600 From: David Brown <david.brown@...aro.org> To: Emese Revfy <re.emese@...il.com> Cc: linux-kbuild@...r.kernel.org, pageexec@...email.hu, spender@...ecurity.net, kernel-hardening@...ts.openwall.com, mmarek@...e.com, keescook@...omium.org, linux@...musvillemoes.dk, fengguang.wu@...el.com, dvyukov@...gle.com, linux-kernel@...r.kernel.org, yamada.masahiro@...ionext.com Subject: Re: [PATCH v6 0/6] Introduce GCC plugin infrastructure On Thu, Apr 07, 2016 at 11:10:23PM +0200, Emese Revfy wrote: >This patch set introduce the GCC plugin infrastructure with examples for testing >and documentation. > >GCC plugins are loadable modules that provide extra features to the compiler. >They are useful for runtime instrumentation and static analysis. > >The infrastructure supports all gcc versions from 4.5 to 6.0, building >out-of-tree modules and building in a separate directory. Cross-compilation >is supported too but currently only the x86, arm and arm64 architectures enables plugins. > >This infrastructure was ported from grsecurity/PaX. It is a CII project >supported by the Linux Foundation. > >Emese Revfy (6): > Shared library support > GCC plugin infrastructure > The GCC plugin infrastructure supports the arm and arm64 architectures too > Add Cyclomatic complexity plugin > Documentations of the GCC plugin infrastructre > Add sancov plugin I've tested the v6 patches on arm, and partially on arm64. The arm64 gcc has a bug in make install that doesn't install all necessary headers to build plugins. I believe the patch will work once that version gets out. It does, however, print a helpful message now explaining the likely cause of the failure. Tested-by: David Brown <david.brown@...aro.org>
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