https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71509
--- Comment #9 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to rguent...@suse.de from comment #8) > On Fri, 15 Mar 2019, luoxhu at cn dot ibm.com wrote: > > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71509 > > > > Xiong Hu XS Luo <luoxhu at cn dot ibm.com> changed: > > > > What |Removed |Added > > ---------------------------------------------------------------------------- > > CC| |guojiufu at gcc dot > > gnu.org, > > | |rguenth at gcc dot gnu.org > > > > --- Comment #7 from Xiong Hu XS Luo <luoxhu at cn dot ibm.com> --- > > Hi Richard, trying to figure out the issue recently, but get some questions > > need your help. How is the status of the "proposed simple lowering of > > bitfield > > accesses on GIMPLE", please? > > There are finished patches in a few variants but all of them show issues > in the testsuite, mostly around missed optimizations IIRC. It has been > quite some time since I last looked at this but IIRC Andrew Pinski said > he's got sth for GCC 10 so you might want to ask him. Yes I do, I am planing on submitting the new pass once GCC 10 has opened up.