[Bug c++/72836] global variable read clashes with reading from cin with sync_stdio(false)

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72836

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

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

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
read is a standard ISO C/C++ function.  This is an ODR violation which is not
required be diagnosed.

Basically you re-declared read as a variable rather than a function.