[Bug tree-optimization/49140] [4.6 regression] wrong code with -O2 and -O3, not with -O3 -no-inline

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49140

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|WAITING                     |NEW
      Known to fail|                            |4.6.1

--- Comment #16 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-07-20 
09:22:45 UTC ---
Confirmed.  Works with -O0, fails with -O[12] at least.  Still fails on the
4.6 branch.

Compiling salsa.cpp with -O1 is enough to trigger the error, compiling
salsa.cpp with -O0 is enough to mitigate it.