[Bug tree-optimization/95856] [11 Regression] error: definition in block 2 follows the use since r11-1582-gcf07eea8429c923b

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95856

--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:d32708e796504eaeaad7d19990909204d74f9ba3

commit r11-1621-gd32708e796504eaeaad7d19990909204d74f9ba3
Author: Richard Biener <rguenther@suse.de>
Date:   Tue Jun 23 13:59:20 2020 +0200

    tree-optimization/95856 fix vect_stmt_dominates_stmt_p at BB region
boundary

    The following adjusts vect_stmt_dominates_stmt_p to honor out-of-region
    stmts we run into which have UID -1u.

    2020-06-24  Richard Biener  <rguenther@suse.de>

            PR tree-optimization/95856
            * tree-vectorizer.c (vect_stmt_dominates_stmt_p): Honor
            region marker -1u.

            * gcc.dg/vect/pr95856.c: New testcase.