[Bug middle-end/115170] __cxa_atexit@plt even if -fno-plt

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115170

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|REOPENED                    |RESOLVED
         Resolution|---                         |INVALID

--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Cristian Rodríguez from comment #6)
> I found it in executable made with current GCC HEAD on x86_64.. 
> 
> It is sufficient to demonstrate with the example code here
> 
> https://en.cppreference.com/w/c/program/atexit
> 
> ggcc-15 -march=native -Wall -Wextra -O2 -g -fPIE (or -fPIC) -fhardened
> -fno-plt example.c
> 
> 
> 1172:       call   1040 <__cxa_finalize@plt>
> 11fd:       jmp    1050 <__cxa_atexit@plt>

That is coming from already compiled code in crt*.o.
__cxa_finalize is from __do_global_dtors_aux in crtstuff.c from libgcc.

This is not from newly compiled code that you used -fno-plt with.