RTEMS 5 gcc-fb371a33fa6 vs gcc-9.2.0

[Sebastian Huber]

On 14/08/2019 09:25, Sebastian Huber wrote:
> 
> On 14/08/2019 09:09, Chris Johns wrote:
>> On 14/8/19 4:52 pm, Sebastian Huber wrote:
>>> On 14/08/2019 08:52, Chris Johns wrote:
>>>>>>> On ARM a breaking change in compiler options is necessary.
>>>>>> What options are these?
>>>>> ARM changed the FPU options in GCC 8 and later.
>>>>>
>>>>>> Also this seems back to front to me. Should all hosts be on 9.2.0 
>>>>>> and those
>>>>>> that
>>>>>> cannot have specific versions?
>>>>> Only PowerPC should stay at GCC 7 until the next RTEMS release from 
>>>>> my point of
>>>>> view. Everything else can move on.
>>>> Awesome. To make sure I understand the steps ...
>>>>
>>>> 1. Move gcc-fb371a33fa6 to 5/rtems-powerpc
>>>> 2. Set the default to gcc-9.2.0
>>>> 3. Move all other archs to the defaults
>>>>
>>>> ?
>>> Yes, and:
>>>
>>> 4. Update the ARM BSPs to use the new machine options.
>> Is there something that documents the changes we need to make?
> 
> No, you have to compare the multilib configurations in GCC 7 and 9.

Are you looking for information for users of ARM BSPs which have to 
update their hard-coded compiler options? No, we have to provide this 
information somewhere.

-- 
Sebastian Huber, embedded brains GmbH

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