[Bug target/77267] MPX does not work in a presence of "-Wl,-as-needed" option (Ubuntu default)

[ienkovich at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77267

Ilya Enkovich <ienkovich at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |ienkovich at gcc dot gnu.org

--- Comment #3 from Ilya Enkovich <ienkovich at gcc dot gnu.org> ---
(In reply to Sergey from comment #1)
>   Why can't we engage usual linkage mechanism by adding some undefined weak
> symbol   in mpx code and its definition in mpx library ? ( probably two
> different ones, for libmpx and libmpxwrappers ). Then we wouldn't have to
> juggle with (no-)as-needed.

How would we exactly use that symbol?  Is there any chance linker throw away
this weak symbol usage as unneeded?  This scheme looks like possible but
requires careful design.