From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] mm/migrate: Mark unmap_and_move() "noinline" to avoid ICE in gcc 4.7.3
Date: Wed, 01 Apr 2015 21:59:50 +0000 [thread overview]
Message-ID: <20150401215950.GC4027@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <7hwq1v4iq4.fsf@deeprootsystems.com>
On Wed, Apr 01, 2015 at 02:54:59PM -0700, Kevin Hilman wrote:
> Your patch on top of Geert's still compiles fine for me with gcc-4.7.3.
> However, I'm not sure how specific we can be on the versions.
>
> /me goes to test a few more compilers... OK...
>
> ICE: 4.7.1, 4.7.3, 4.8.3
> OK: 4.6.3, 4.9.2, 4.9.3
>
> The diff below[2] on top of yours compiles fine here and at least covers
> the compilers I *know* to trigger the ICE.
Interesting. I'm using stock gcc 4.7.4 here, though I'm not building
-next (only mainline + my tree + arm-soc) and it hasn't shown a problem
yet.
I think we need to ask the question: is the bug in stock GCC or Linaro
GCC? If it's not in stock GCC, then it's a GCC vendor problem :)
--
FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.
next prev parent reply other threads:[~2015-04-01 21:59 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-24 0:45 Possible regression in next-20150323 due to "ARM, arm64: kvm: get rid of the bounce page" Simon Horman
2015-03-24 0:52 ` Tyler Baker
2015-03-24 0:53 ` Tyler Baker
2015-03-24 8:31 ` Ard Biesheuvel
2015-03-24 16:13 ` Nishanth Menon
2015-03-26 0:39 ` Simon Horman
2015-03-26 13:36 ` Will Deacon
2015-03-26 15:29 ` Tyler Baker
2015-03-27 0:25 ` Simon Horman
2015-03-27 10:06 ` Will Deacon
2015-03-27 11:55 ` Simon Horman
2015-03-27 15:18 ` Tyler Baker
[not found] ` <7hbnj99epe.fsf@deeprootsystems.com>
2015-03-31 21:39 ` Ard Biesheuvel
2015-03-31 22:10 ` Kevin Hilman
2015-04-01 9:37 ` [PATCH] mm/migrate: Mark unmap_and_move() "noinline" to avoid ICE in gcc 4.7.3 (was: Re: Possible re Geert Uytterhoeven
2015-04-01 9:47 ` [PATCH] mm/migrate: Mark unmap_and_move() "noinline" to avoid ICE in gcc 4.7.3 Marc Zyngier
2015-04-01 19:40 ` Andrew Morton
2015-04-01 21:54 ` Kevin Hilman
2015-04-01 21:59 ` Russell King - ARM Linux [this message]
2015-04-02 7:17 ` Geert Uytterhoeven
2015-04-02 19:12 ` Lina Iyer
2015-04-02 21:12 ` Kevin Hilman
2015-04-02 21:53 ` Lina Iyer
2015-04-07 17:57 ` Kevin Hilman
2015-04-07 20:17 ` Andrew Morton
2015-04-07 22:41 ` Kevin Hilman
2015-04-07 22:53 ` Andrew Morton
2015-04-07 23:27 ` Kevin Hilman
2015-04-07 23:36 ` Andrew Morton
2015-04-08 0:15 ` Kevin Hilman
2015-04-01 19:27 ` Kevin Hilman
2015-04-01 8:58 ` Possible regression in next-20150323 due to "ARM, arm64: kvm: get rid of the bounce page" Will Deacon
2015-04-01 13:54 ` Nishanth Menon
2015-04-01 18:12 ` Kevin Hilman
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