Date: Fri, 27 Feb 2015 10:30:33 -0500 From: Ed Maste <emaste@freebsd.org> To: Benjamin Kaduk <bjkfbsd@gmail.com> Cc: "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org>, Andrew Turner <andrew@fubar.geek.nz>, Bruce Evans <brde@optusnet.com.au> Subject: Re: svn commit: r279349 - head/sys/kern Message-ID: <CAPyFy2AwRzvksD_5EcEU5EEvzR7tB1FOpAYzWc2nLtCnyGzaRQ@mail.gmail.com> In-Reply-To: <CAJ5_RoCj_D06WK%2BUVrLXNouu252X-6oaaj68RJoQhDzx_wJyAA@mail.gmail.com> References: <201502270256.t1R2uxnv085328@svn.freebsd.org> <20150227082257.3fb1081c@bender.Home> <20150227202646.I2088@besplex.bde.org> <CAJ5_RoCj_D06WK%2BUVrLXNouu252X-6oaaj68RJoQhDzx_wJyAA@mail.gmail.com>
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On 27 February 2015 at 10:12, Benjamin Kaduk <bjkfbsd@gmail.com> wrote: > > As of r278229, the kernel is compiled with -fwrapv, so signed integer > overflow in the FreeBSD kernel is defined behavior. This is primarily a workaround to accommodate existing code though; it's not a result of an explicit decision that we want to support signed integer overflow. -Ed
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