[Bug target/109713] [14 Regression] gcc/config/riscv/sync.md:66:1: error: control reaches end of non-void function [-Werror=return-type] since r14-406-gbff7c773864479

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109713

--- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-13 branch has been updated by Patrick O'Neill
<poneill@gcc.gnu.org>:

https://gcc.gnu.org/g:1e9180b3298def6c01d9055d558fdb52231f8d2d

commit r13-7674-g1e9180b3298def6c01d9055d558fdb52231f8d2d
Author: Martin Liska <mliska@suse.cz>
Date:   Wed May 3 16:35:26 2023 +0200

    riscv: fix error: control reaches end of non-void function

    Fixes:
    gcc/config/riscv/sync.md:66:1: error: control reaches end of non-void
function [-Werror=return-type]
    66 |   [(set (attr "length") (const_int 4))])
       | ^

            PR target/109713

    gcc/ChangeLog:

            * config/riscv/sync.md: Add gcc_unreachable to a switch.