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

[cvs-commit at gcc dot gnu.org]

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

--- Comment #11 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-10 branch has been updated by Richard Biener
<rgue...@gcc.gnu.org>:

https://gcc.gnu.org/g:c863dec102e0a636b99100639f523d084aafce4e

commit r10-8696-gc863dec102e0a636b99100639f523d084aafce4e
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.

    (cherry picked from commit adc646b10c7168c3c95373ee9321e3760fc4c5f1)