------- Comment #3 from rguenther at suse dot de 2010-06-09 09:10 ------- Subject: Re: Redundant looping pure functions whose return value is dead are not optimized out
On Tue, 8 Jun 2010, pinskia at gcc dot gnu dot org wrote: > ------- Comment #2 from pinskia at gcc dot gnu dot org 2010-06-08 20:10 > ------- > >Why do we remove register LHS in DCE again? > > Because it reduces the amount of garbage produced by expand :). Which means the expander could drop it ... Richard. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44462
