[Bug ipa/65765] [5/6 Regression] Compiling Firefox with GCC 5 leads to broken javascript engine on x86-64

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65765

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
Looks good to me, though the "obvious" part alone would be fine for 5.1 as well
(even obvious - heh).