[Bug tree-optimization/85330] -Os generates bigger code than -O2 due to disabled strlen pass

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85330

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2018-04-11
     Ever confirmed|0                           |1

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
I guess individual parts of the pass should be guarded with
optimize_*_for_speed () rather than disabling it as whole.  IIRC some
transforms it does make code bigger, some don't.