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Re: PR79286, ira combine_and_move_insns in loops
- From: Alan Modra <amodra at gmail dot com>
- To: Dominique d'Humières <dominiq at lps dot ens dot fr>
- Cc: Jeff Law <law at redhat dot com>, GCC-Patches-ML <gcc-patches at gcc dot gnu dot org>
- Date: Wed, 22 Feb 2017 09:18:08 +1030
- Subject: Re: PR79286, ira combine_and_move_insns in loops
- Authentication-results: sourceware.org; auth=none
- References: <23ABDF83-F0BD-4382-BEDA-78306BBA29EA@lps.ens.fr>
On Sat, Feb 18, 2017 at 12:39:08PM +0100, Dominique d'Humières wrote:
> > I'm slightly concerned about the test and how it'll behave on targets with small address spaces. If it's a problem we can fault in adjustments.
>
> The test fails on x86_64-apple-darwin16 with -m32 and -O1 and above.
Have you investigated just why the test fails? I don't know how to go
about building a cross-toolchain for darwin, due to lack of darwin
support in gas and ld.
--
Alan Modra
Australia Development Lab, IBM