This makes sure to get a truth type for scatter masks even when they
are invariant.
2020-06-03 Richard Biener <rguenther@suse.de>
PR tree-optimization/95487
* tree-vect-stmts.c (vectorizable_store): Use a truth type
for the scatter mask.
* g++.dg/vect/pr95487.cc: New testcase.
