On Thu, Sep 07, 2023 at 07:22:45AM -0400, Steven Rostedt wrote:
> On Thu, 7 Sep 2023 06:04:09 -0500
> Segher Boessenkool <seg...@kernel.crashing.org> wrote:
> > On Thu, Sep 07, 2023 at 12:48:25PM +0300, Dan Carpenter via Gcc-patches 
> > wrote:
> > No.  You should patch your program, instead.  One easy way is to add a
> > -Wno-error at the end of your command lines.  Or even just -w if you
> > want or need a bigger hammer.
> 
> That's not really possible when bisecting a kernel bug into older kernels.
> The build system is highly complex and requires hundreds of changes to do
> what you suggested. As it is for a bisection that takes a minimum of 13
> iterations, your approach just isn't feasible.

Isn't this exactly what KCFLAGS is for?

But, I meant to edit the build system.  It isn't so hard to bisect with
patch stacks on top.  Just a bit annoying.


Segher

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