[Bug tree-optimization/109469] [13 regression] ICE: internal compiler error: verify_flow_info failed (error: returns_twice call is not first in basic block 2) when building xdvik

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109469

--- 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:2d7ad38707e1fd71193d440198cc0726092b9015

commit r13-7144-g2d7ad38707e1fd71193d440198cc0726092b9015
Author: Richard Biener <rguent...@suse.de>
Date:   Tue Apr 11 16:06:12 2023 +0200

    tree-optimization/109469 - SLP with returns-twice region start

    The following avoids an SLP region starting with a returns-twice
    call where we cannot insert stmts at the head.

            PR tree-optimization/109469
            * tree-vect-slp.cc (vect_slp_function): Skip region starts with
            a returns-twice call.

            * gcc.dg/torture/pr109469.c: New testcase.