https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
Fangrui Song changed:
What|Removed |Added
CC||i at maskray dot me
--- Comment #13
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
--- Comment #12 from peterz at infradead dot org ---
On Tue, May 24, 2022 at 04:06:08PM +, cvs-commit at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
>
> --- Comment #11 from CVS Commits ---
> The master
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
--- Comment #11 from CVS Commits ---
The master branch has been updated by H.J. Lu :
https://gcc.gnu.org/g:2f4f7de787e5844515d27b2269fc472f95a9916a
commit r13-744-g2f4f7de787e5844515d27b2269fc472f95a9916a
Author: H.J. Lu
Date: Fri Mar 11
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
H.J. Lu changed:
What|Removed |Added
Attachment #52615|0 |1
is obsolete|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
--- Comment #9 from H.J. Lu ---
Created attachment 52615
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52615=edit
A patch
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
H.J. Lu changed:
What|Removed |Added
Status|NEW |WAITING
--- Comment #8 from H.J. Lu ---
(In
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
--- Comment #7 from Andrew Cooper ---
(In reply to H.J. Lu from comment #5)
> Are you suggesting to add an option to generate jump table with ENDBR?
Jump tables are a legitimate optimisation. NOTRACK is a weakness in CET
protections, and
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
--- Comment #6 from peterz at infradead dot org ---
(In reply to H.J. Lu from comment #5)
> (In reply to Andrew Cooper from comment #4)
> > I've worked around this in Xen with:
> > https://xenbits.xen.org/gitweb/?p=xen.git;a=commitdiff;
> >
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
--- Comment #5 from H.J. Lu ---
(In reply to Andrew Cooper from comment #4)
> I've worked around this in Xen with:
> https://xenbits.xen.org/gitweb/?p=xen.git;a=commitdiff;
> h=9d4a44380d273de22d5753883cbf5581795ff24d and
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
--- Comment #4 from Andrew Cooper ---
I've worked around this in Xen with:
https://xenbits.xen.org/gitweb/?p=xen.git;a=commitdiff;h=9d4a44380d273de22d5753883cbf5581795ff24d
and
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
H.J. Lu changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Ever confirmed|0
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
Richard Biener changed:
What|Removed |Added
Version|unknown |12.0
Severity|normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104816
--- Comment #1 from Joao Moreira ---
quick reproducer, just in case: https://godbolt.org/z/EaG3rhrnj
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