[Bug tree-optimization/72835] [Regression 7] Incorrect arithmetic optimization involving bitfield arguments

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72835

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2016-08-09
                 CC|                            |kuganv at linaro dot org,
                   |                            |marxin at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Confirmed, it's caused by tree-reassoc pass:

$ g++ pr72835.cpp -O2 -fno-tree-reassoc ; ./a.out
4098873984