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Message-ID: <20080619152500.GB2721@cs181133002.pp.htv.fi> Date: Thu, 19 Jun 2008 18:25:01 +0300 From: Adrian Bunk <bunk@...nel.org> To: Arjan van de Ven <arjan@...ux.intel.com> Cc: Dave Airlie <airlied@...il.com>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Linus Torvalds <torvalds@...ux-foundation.org>, linux-ext4@...r.kernel.org, Andrew Morton <akpm@...ux-foundation.org> Subject: Re: kerneloops.org: 2.6.26-rc possible regression in ext3 On Thu, Jun 19, 2008 at 08:18:39AM -0700, Arjan van de Ven wrote: > Adrian Bunk wrote: >> On Thu, Jun 19, 2008 at 06:40:05AM -0700, Arjan van de Ven wrote: >>> Adrian Bunk wrote: >>>> Expect a lot more of this to pop up in the future. >>>> Should we #error for gcc 4.3.1? >>> it/s better to find if the gcc guys made a testcase for this bug (they normally do) and >>> test based on that. >> >> The gcc Bugzilla contains a testcase. >> >> But how do you plan to integrate it into a kernel build? > > we already have several of these. > Just look at scripts/gcc-x86_64-has-stack-protector.sh for an example of such a beast. Checking whether gcc supports some flags is easy. But miscompilations are a different issue. Especially since we also want to reject broken gcc versions for cross compilations. cu Adrian -- "Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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