[Bug tree-optimization/96597] valgrind error in do_hoist_insertion during O3 build

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96597

--- Comment #12 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-9 branch has been updated by Richard Biener
<rgue...@gcc.gnu.org>:

https://gcc.gnu.org/g:f5f932214bf73bbe3334d67a07c632e4fca351f4

commit r9-9538-gf5f932214bf73bbe3334d67a07c632e4fca351f4
Author: Martin Liska <mli...@suse.cz>
Date:   Thu Aug 13 13:05:12 2020 +0200

    Add missing vn_reference_t::punned initialization

    gcc/ChangeLog:

            PR tree-optimization/96597
            * tree-ssa-sccvn.c (vn_reference_lookup_call): Add missing
            initialization of ::punned.
            (vn_reference_insert): Use consistently false instead of 0.
            (vn_reference_insert_pieces): Likewise.