[Bug c/63357] Warn for P && P and P || P (same expression used multiple times in a condition)

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63357

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Depends on|                            |61534

--- Comment #5 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Patch here
https://gcc.gnu.org/ml/gcc-patches/2015-04/msg01137.html
But it's blocked until we resolve PR61534.