[Bug c/19315] document undocumented extension that allows code where variable is not emitted in the asm

[egallager at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=19315

Eric Gallager <egallager at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |documentation
                 CC|                            |egallager at gcc dot gnu.org
            Summary|variable is not emitted in  |document undocumented
                   |the asm                     |extension that allows code
                   |                            |where variable is not
                   |                            |emitted in the asm

--- Comment #5 from Eric Gallager <egallager at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #4)
> This looks like one of those undocumented extensions.

I guess the solution then would be to document it; adding "documentation"
keyword