Messages in this thread | | | From | Miguel Ojeda <> | Date | Mon, 10 Jun 2019 16:42:27 +0200 | Subject | Re: Linux 4.19 and GCC 9 |
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On Mon, Jun 10, 2019 at 4:21 PM Greg KH <gregkh@linuxfoundation.org> wrote: > > > I also checked that 4.19.49 compiles fine with GCC 9, although with a > > lot of warnings, mostly from objtool, like "warning: objtool: > > sock_register()+0xd: sibling call from callable instruction with > > modified stack frame". But it's a start.
I think Josh Poimboeuf added support for a few related things in GCC 8 (e.g. 13810435b9a7 ("objtool: Support GCC 8's cold subfunctions")).
> I'll look into these after the next round of kernels are released. I > guess I'll go find a distro that has gcc9 on it to actually test > things...
I typically compile a bare-bones GCC for those things, it is quite quick.
Cheers, Miguel
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