[yocto] [meta-raspberry-pi] needing newer or patched version of g++

[Bill Jenkins]

> On Sep 15, 2017, at 7:43 AM, Khem Raj <raj.khem at gmail.com> wrote:
> 
> On Fri, Sep 15, 2017 at 7:35 AM, Bill Jenkins <bill at korgrd.com> wrote:
>> 
>>> On Sep 15, 2017, at 6:54 AM, Khem Raj <raj.khem at gmail.com> wrote:
>>> 
>>> On Thu, Sep 14, 2017 at 10:14 PM, Bill Jenkins <bill at korgrd.com> wrote:
>>>> After creating an SDK for a 32-bit Raspberry Pi3 target, I ran into the following compiler error when
>>>> compiling an application using the SDK:
>>>> 
>>>> internal compiler error: Max. number of generated reload insns per insn is achieved (90)
>>>> 
>>>> It turns out that a patch was submitted for g++ early last year for the above problem,
>>> 
>>> We need to backport the patch to 6.3.0 and regenerate SDK. If you can
>>> point to patch that will be helpful.
>> 
>> Thanks Khem, here's a link to the commit:
>> 
>> https://github.com/gcc-mirror/gcc/commit/4fe01ba94e99e792ebe9da2ccb3b071aa1bac388#diff-af18d9175d034b2b3726f1ddc05fae55
>> 
> 
> OK and which release are you on ?

I've been building in the pyro branch. DISTRO_VERSION reports 2.3.2.

> 
>>> but apparently that
>>>> patch is not in the 6.3.0 version within the SDK. When I try to specify a newer version,
>>>> (by using PREFERRED_VERSION_gcc-cross-${TARGET_ARCH}) bitbake reports that only 5.4.0 or 6.3.0
>>>> are available. Any suggestions on how to resolve this? (i.e. is there some way to use a newer g++ or to
>>>> apply the patch?)
>>>> 
>>>> Thanks,
>>>> Bill
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>>