lkml.org 
[lkml]   [2020]   [Sep]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [tip:x86/seves] BUILD SUCCESS WITH WARNING e6eb15c9ba3165698488ae5c34920eea20eaa38e
On Tue, Sep 15, 2020 at 04:02:31PM -0500, Josh Poimboeuf wrote:
> panic() is noreturn, so the compiler is enforcing the fact that it
> doesn't return, by trapping if it does return.
>
> I seem to remember that's caused by CONFIG_UBSAN_TRAP.

From IRC: yah, CONFIG_UBSAN_TRAP=y in that config. But why doesn't my
clang12 generate this ud2?

gcc doesn't do that either.

--
Regards/Gruss,
Boris.

https://people.kernel.org/tglx/notes-about-netiquette

\
 
 \ /
  Last update: 2020-09-15 23:21    [W:0.276 / U:2.252 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site