[Bug rtl-optimization/39077] [4.3/4.4 Regression] GCSE-optimization causes enormous binary size increase (~20 times !)

[rguenth at gcc dot gnu dot org]

------- Comment #2 from rguenth at gcc dot gnu dot org  2009-02-03 09:54 -------
Confirmed.  Likely triggered by inliner decision changes.  -Os is fine. 
Steven,
do we need to constrain GCSE similar to your PRE patches?  Is this PPRE in GCSE
at work?

Object size with G++ 4.4 is 7MB.


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |stevenb dot gcc at gmail dot
                   |                            |com
             Status|UNCONFIRMED                 |NEW
          Component|c++                         |rtl-optimization
     Ever Confirmed|0                           |1
           Keywords|                            |missed-optimization
      Known to fail|                            |4.3.3 4.4.0
      Known to work|                            |4.2.4
   Last reconfirmed|0000-00-00 00:00:00         |2009-02-03 09:54:50
               date|                            |
            Summary|GCSE-optimization causes    |[4.3/4.4 Regression] GCSE-
                   |enormous binary size        |optimization causes enormous
                   |increase (~20 times !)      |binary size increase (~20
                   |                            |times !)
   Target Milestone|---                         |4.3.4


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39077