https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68501
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Created attachment 36858 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36858&action=edit gcc6-pr68501.patch Untested fix. The problem is that the vector SQRT is now an internal call, and in that case targetm.builtin_reciprocal is not called at all.