https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97558
--- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <rgue...@gcc.gnu.org>: https://gcc.gnu.org/g:4c198ddff83744f8b7bf24306ed1e6b889c44044 commit r11-4605-g4c198ddff83744f8b7bf24306ed1e6b889c44044 Author: Richard Biener <rguent...@suse.de> Date: Mon Nov 2 11:09:56 2020 +0100 tree-optimization/97558 - compute vectype for SLP nested cycles This makes sure to compute the vector type for invariant SLP children of nested cycles. 2020-11-02 Richard Biener <rguent...@suse.de> PR tree-optimization/97558 * tree-vect-loop.c (vectorizable_reduction): For nested SLP cycles compute invariant operands vector type. * gcc.dg/vect/pr97558-2.c: New testcase.