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Re: [PATCH] Fix bootstrap with GCC 3.4 (and likely anything < 4.4 except 4.2.[0-3]) (PR bootstrap/84405)
- From: Richard Biener <rguenther at suse dot de>
- To: Jakub Jelinek <jakub at redhat dot com>,Martin Sebor <msebor at gmail dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Fri, 16 Feb 2018 21:28:01 +0100
- Subject: Re: [PATCH] Fix bootstrap with GCC 3.4 (and likely anything < 4.4 except 4.2.[0-3]) (PR bootstrap/84405)
- Authentication-results: sourceware.org; auth=none
- References: <20180216083843.GN5867@tucnak> <4526a261-adce-342f-73f0-faf3d600832d@gmail.com> <20180216180510.GZ5867@tucnak> <2d6dd3fa-3cd7-41a9-28ab-4591a87edd6a@gmail.com> <20180216195218.GB5867@tucnak>
On February 16, 2018 8:52:18 PM GMT+01:00, Jakub Jelinek <jakub@redhat.com> wrote:
>On Fri, Feb 16, 2018 at 12:47:31PM -0700, Martin Sebor wrote:
>> hoping it can be revisited in stage 1. Ultimately, we need
>> to decide if vec really needs to be a POD (or trivial or
>
>Yes, definitely. This has been discussed several times.
IIRC this original requirement came from vec embedded into GCed data structures and the GC machinery not dealing with that correctly. Not sure if that was fully resolved or if it was solved efficiently enough to make widespread use of it.
Richard.
> Jakub