[Bug tree-optimization/127480] [15/16/17 Regression] False-positive -Warray-bounds on unreachable downcast in loop

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127480

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |diagnostic
             Blocks|                            |56456

--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
This is a hard one.  Because `buf.grow(buf);` might NULL out grow of buf.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56456
[Bug 56456] [meta-bug] bogus/missing -Warray-bounds