[Bug tree-optimization/70526] [5 Regression] GCC 6 miscompiles Firefox JIT compiler

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70526

--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to Jan de Mooij from comment #10)
> Richards, thank you for fixing that.
> 
> Unfortunately Firefox still crashes and my original test case (see comment 0
> and the attachment) still fails. Do you have any idea why?

The patch has not yet been backported to GCC 5.