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Re: [PATCH] Improve boostrap-ubsan config (PR bootstrap/64914).
- From: Martin Liška <mliska at suse dot cz>
- To: Jakub Jelinek <jakub at redhat dot com>
- Cc: gcc-patches at gcc dot gnu dot org, Marek Polacek <polacek at redhat dot com>
- Date: Thu, 8 Mar 2018 10:27:43 +0100
- Subject: Re: [PATCH] Improve boostrap-ubsan config (PR bootstrap/64914).
- Authentication-results: sourceware.org; auth=none
- References: <befb741e-af2d-4163-14ec-603549b7aa77@suse.cz> <20180301114501.GQ5867@tucnak> <a01ad44f-1223-eef1-85bb-b5e32c1da10d@suse.cz>
PING^1
On 03/01/2018 12:53 PM, Martin Liška wrote:
> On 03/01/2018 12:45 PM, Jakub Jelinek wrote:
>> On Thu, Mar 01, 2018 at 12:41:37PM +0100, Martin Liška wrote:
>>> I've been running periodically UBSAN bootstrap and as the runtime errors are
>>> not causing failure of compiler I haven't noticed the errors.
>>> Thus I would like to disable UBSAN recovery. Apart from that I'm handling
>>> issue in md5.c where in UBSAN bootstrap we want to do proper pointer alignment.
>>> Doing that 2 will be remaining issues that will block the bootstrap:
>>>
>>> PR84634 and PR84635
>>>
>>> May I then install the patch? Jakub what do you think about it?
>>
>> I actually prefer recovery where possible, that way we can get more runtime
>> errors at once, rather than stopping at the first one.
>> You always can and should grep the build logs.
>
> Ok, you convinced me with Marek :)
>
>>
>> As for md5.c, you only posted ChangeLog for it, not the actual patch.
>
> Sorry, I'm attaching updated patch.
>
> Martin
>
>>
>> Jakub
>>
>