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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/106112] [10 Regression] wrong code at -Os and
 above on x86_64-linux-gnu since r10-2711-g3ed01d5408045d80
Date: Fri, 14 Oct 2022 10:47:29 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106112

--- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-10 branch has been updated by Richard Biener
<rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:983d87530d8efbae6b5f4973c52edd1071d26add

commit r10-11035-g983d87530d8efbae6b5f4973c52edd1071d26add
Author: Richard Biener <rguenther@suse.de>
Date:   Tue Jun 28 13:57:29 2022 +0200

    tree-optimization/106112 - fix CSE from wider operation

    The following fixes a mistake in looking up an extended operand
    in the CSE of a truncated operation.

    2022-06-28  Richard Biener  <rguenther@suse.de>

            PR tree-optimization/106112
            * tree-ssa-sccvn.c (valueized_wider_op): Properly extend
            a constant operand according to its type.

            * gcc.dg/torture/pr106112.c: New testcase.

    (cherry picked from commit 2dbb45d6dc0d20dc159b3d8e27ebb6825074827a)=