[Bug gas/25295] Gas should have way to define symbol version without exporting its target

[marxin.liska at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=25295

Martin Liška <marxin.liska at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |marxin.liska at gmail dot com

--- Comment #2 from Martin Liška <marxin.liska at gmail dot com> ---
(In reply to Jan Hubicka from comment #0)
> GCC now support symver attribute.  However in order to make
> 
> .symver sym, name@nodename
> 
> to work, sym needs to be declared as .globl (already .hidden break things).
> In order to produce symbol version one thus need to export also SYM and if
> that is not part of DSO API the mapfile needs to hide it. This is in
> conflict with -fvisiblity=hidden and other GCC features. 

Are you talking about GAS rejecting such assembly?
Or is it a run-time error where a DSO has broken symbol versions?
Anyway, please provide a self-contained test-case.

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