2017-12-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/81303
* tree-vect-stmts.c (vect_is_simple_cond): For invariant
conditions try to create a comparison vector type matching
the data vector type.
(vectorizable_condition): Adjust.
* tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
Leave invariant conditions alone in case we can vectorize those.
* gcc.target/i386/vectorize9.c: New testcase.
* gcc.target/i386/vectorize10.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@255497 138bc75d-0d04-0410-961f-82ee72b054a4