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Re: IPA: Devirtualization versus placement new
- From: Jan Hubicka <hubicka at ucw dot cz>
- To: Andrew Haley <aph at redhat dot com>
- Cc: Volker Simonis <volker dot simonis at gmail dot com>, jwakely dot gcc at gmail dot com, richard dot guenther at gmail dot com, gcc at gcc dot gnu dot org, hubicka at ucw dot cz
- Date: Fri, 25 Apr 2014 20:23:22 +0200
- Subject: Re: IPA: Devirtualization versus placement new
- Authentication-results: sourceware.org; auth=none
- References: <CA+3eh12AS96AwAdVnas944ZCUWmCuuNYc6ZTF2Pq+Orp1Yuuzw at mail dot gmail dot com> <535A6EB1 dot 80700 at redhat dot com>
> On 04/25/2014 03:14 PM, Volker Simonis wrote:
> > Could you therefore please re-categorize this as devirt bug.
>
> It is an IPA bug. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60965
Now when I have interest from ubsan direction, I wanted to ask. Would it make sense to turn
those unreachables into traps with ubsan enabled? (similarly in the loop stuff)
Honza
>
> Andrew.