[Bug target/85915] -mfunction-return=thunk causes multiple definition of `__x86_return_thunk'

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85915

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING
   Last reconfirmed|                            |2018-05-25
     Ever confirmed|0                           |1

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Arfrever Frehtes Taifersar Arahesis from comment #0)
> 
> I use glibc-2.27, binutils-2.30.
> Most of my system (including glibc) was compiled with GCC 7.3.0 with CFLAGS
> / CXXFLAGS including -mfunction-return=thunk -mindirect-branch=thunk
> -mindirect-branch-register.
> I suspect that this bug might be reproducible only when glibc was compiled
> with -mfunction-return=thunk.

Please recompile glibc with GCC 8.1.