[Bug rtl-optimization/68955] [6 Regression] wrong code at -O3 on x86-64-linux-gnu in 32-bit mode

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68955

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |jakub at gcc dot gnu.org

--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 37362
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37362&action=edit
gcc6-pr68955.patch

Fix, that passed bootstrap/regtest on x86_64-linux and i686-linux.  I'll
probably try another 2 bootstraps/regtests with some extra statistics
gathering, to find out how many times it triggeers a change in DSE behavior.