bin/137869: cc --fast-math leads to nan% CPU consumption in ps and top

Mark Linimon linimon at lonesome.com
Mon Aug 17 14:26:17 UTC 2009


On Mon, Aug 17, 2009 at 06:04:13PM +0500, Peter Vereshagin wrote:
> I know such the setting may be unsupported, my question is unobscurity
> and unobviousity of such a thing during the system 'world' upgrade, so
> this can scare any admin like me

What we mean by being "unsupported" is that "if you break it, you get
to diagnose why it breaks" :-)

Changing compiler flags, like changing the src tree itself (or running
-current), comes with the implicit contract that you need to understand
enough C and debugging techniques to be able to diagnose and contribute
fixes.

mcl


More information about the freebsd-bugs mailing list