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Subject: [Bug tree-optimization/99225] [8/9 Regression] ICE in
 wide_int_to_tree_1, at tree.c:1644
Date: Tue, 20 Apr 2021 23:32:59 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99225

--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-9 branch has been updated by Jakub Jelinek
<jakub@gcc.gnu.org>:

https://gcc.gnu.org/g:7c9f7293c995b662457b4e7aba97a6faa4d86dc5

commit r9-9426-g7c9f7293c995b662457b4e7aba97a6faa4d86dc5
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Wed Feb 24 12:10:25 2021 +0100

    fold-const: Fix up ((1 << x) & y) !=3D 0 folding for vectors [PR99225]

    This optimization was written purely with scalar integers in mind,
    can work fine even with vectors, but we can't use build_int_cst but
    need to use build_one_cst instead.

    2021-02-24  Jakub Jelinek  <jakub@redhat.com>

            PR tree-optimization/99225
            * fold-const.c (fold_binary_loc) <case NE_EXPR>: In (x & (1 << =
y))
!=3D 0
            to ((x >> y) & 1) !=3D 0 simplifications use build_one_cst inst=
ead of
            build_int_cst (..., 1).  Formatting fixes.

            * gcc.c-torture/compile/pr99225.c: New test.

    (cherry picked from commit 4de402ab60c54fff48cb7371644b024d10d7e5bb)=