[Bug tree-optimization/97706] [11 Regression] ICE with LTO at -O3: verify_gimple failed (incompatible types in 'PHI' argument 0)

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97706

--- Comment #9 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:7307d8e10727aea8069c0e47e64a7a9b8588a22e

commit r11-4776-g7307d8e10727aea8069c0e47e64a7a9b8588a22e
Author: Richard Biener <rguent...@suse.de>
Date:   Fri Nov 6 11:11:42 2020 +0100

    tree-optimization/97706 - part one, refactor vect_determine_mask_precision

    This computes vect_determine_mask_precision in a RPO forward walk
    rather than in a backward walk and using a worklist.  It will make
    fixing PR97706 easier but for bisecting I wanted it to be separate.

    2020-11-06  Richard Biener  <rguent...@suse.de>

            PR tree-optimization/97706
            * tree-vect-patterns.c (vect_determine_mask_precision):
            Remove worklist operation.
            (vect_determine_stmt_precisions): Do not call
            vect_determine_mask_precision here.
            (vect_determine_precisions): Compute mask precision
            in a forward walk.