[Bug tree-optimization/64530] [4.9 Regression] Incorrect calculation when assigning to array with -O3

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64530

Dominique d'Humieres <dominiq at lps dot ens.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |wrong-code
          Component|fortran                     |tree-optimization
      Known to work|                            |4.8.5
      Known to fail|                            |4.9.2, 5.0

--- Comment #3 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> Since the dump tree looks the same for 4.8 and 4.9, could it be
> a middle-end bug?

Indeed! reassigned to tree optimization.