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Subject: [Bug tree-optimization/105368] [10/11 Regression] ICE: SIGSEGV in
 powi_lookup_cost (tree-ssa-math-opts.cc:1441) with -Ofast and
 __builtin_powf()
Date: Thu, 19 May 2022 14:03:31 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105368

--- Comment #9 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Richard Biener
<rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:3e6ae76385c60ad1ef63270ba969729a40ca1245

commit r11-10019-g3e6ae76385c60ad1ef63270ba969729a40ca1245
Author: Richard Biener <rguenther@suse.de>
Date:   Mon Apr 25 10:55:21 2022 +0200

    tree-optimization/105368 - avoid overflow in powi_cost

    The following avoids undefined signed overflow when computing
    the absolute of the exponent in powi_cost.

    2022-04-25  Richard Biener  <rguenther@suse.de>

            PR tree-optimization/105368
            * tree-ssa-math-opts.c (powi_cost): Use absu_hwi.

    (cherry picked from commit f0e170f72f8bfaa2a64e1d09ebdfd48f917420f1)=