Re: Is gcc thread-unsafe?

From: Samuel Tardieu
Date: Thu Oct 25 2007 - 05:56:16 EST


>>>>> "Sam" == Samuel Tardieu <sam@xxxxxxxxxxx> writes:
>>>>> "Nick" == Nick Piggin <nickpiggin@xxxxxxxxxxxx> writes:

Nick> Either way, I think we really need a way to turn it off for
Nick> Linux.

Sam> Someone would need to add an option to disable the "cselim" pass
Sam> in GCC tree-ssa-phiopt.c as far as I can tell from reading GCC
Sam> source.

Mmm, it looks like there is an option already (-fno-tree-cselim), but
it looks like it has no visible effect in my version of GCC
(yesterday's SVN). I'll ask on the GCC mailing-list.

Sam
--
Samuel Tardieu -- sam@xxxxxxxxxxx -- http://www.rfc1149.net/

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