[Bug rtl-optimization/57300] [4.8/4.9 Regression] statement in expression miscompiled at -O3 in 32-bit mode

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57300

--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 30131
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30131&action=edit
/tmp/gcc49-pr57300.patch

The split_dead_or_set_p variant patch.