[oe] [OE-core] [RFT] GCC 8.1

[Martin Jansa]

On Thu, May 10, 2018 at 04:11:00PM -0700, Andre McCurdy wrote:
> On Thu, May 10, 2018 at 3:50 PM, Martin Jansa <martin.jansa at gmail.com> wrote:
> > On Thu, May 10, 2018 at 03:40:53PM -0700, Andre McCurdy wrote:
> >> On Thu, May 10, 2018 at 3:38 PM, Martin Jansa <martin.jansa at gmail.com> wrote:
> >> > see
> >> > http://lists.openembedded.org/pipermail/openembedded-core/2018-May/150654.html
> >>
> >> Removing -fno-omit-frame-pointer isn't the same as adding
> >> -fomit-frame-pointer. Frame pointers may get enabled depending on the
> >> optimisation level etc (ie not only by -fno-omit-frame-pointer).
> >
> > Should I send v2 adding -fomit-frame-pointer instead of removing
> > -fno-omit-frame-pointer?
> >
> > The v1 fixes the issue for me with default config + DEBUG_BUILD.
> 
> The v1 patch isn't wrong, it's just incomplete (the problem could come
> back if someone changes optimisation level or switches gcc to clang,
> etc).
> 
> My choice would be a v2 patch which adds -fomit-frame-pointer to
> CFLAGS unconditionally for all ARM builds when Thumb is enabled. That
> should fix the problem for all optimisation levels etc and avoids
> building the main strace binary differently depending on whether or
> not ptest is enabled.

Only for thumb? makes me a bit sad that thumb override was dropped by
you in
351443d71eb246a946b41f12b54d57b36fe1574e

-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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