https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66094
Thomas Koenig <tkoenig at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|unassigned at gcc dot gnu.org |tkoenig at gcc dot gnu.org --- Comment #9 from Thomas Koenig <tkoenig at gcc dot gnu.org> --- Created attachment 37492 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37492&action=edit Patch to handle matmul(transpose(a),b) This patch implements matmul(transpose(a),b). However, it does not enable vectorization even with -Ofast. I do not intend to submit this patch in this form. It still needs some work to create the rank-one temporary and use it, to enable vectorization. This is only suitable for stage 1 in gcc 7.