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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/105431] ICE: SIGSEGV in powi_as_mults_1 (tree-ssa-math-opts.cc:1512) with -Ofast and __builtin_pow() Date: Fri, 27 May 2022 13:15:23 +0000 [thread overview] Message-ID: <bug-105431-4-PDOjQ6N9lp@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-105431-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105431 --- Comment #9 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:e41fa23451c965516a37282268231933fd948845 commit r10-10765-ge41fa23451c965516a37282268231933fd948845 Author: Richard Biener <rguenther@suse.de> Date: Fri Apr 29 08:45:48 2022 +0200 tree-optimization/105431 - another overflow in powi handling This avoids undefined signed overflow when calling powi_as_mults_1. 2022-04-29 Richard Biener <rguenther@suse.de> PR tree-optimization/105431 * tree-ssa-math-opts.c (powi_as_mults_1): Make n unsigned. (powi_as_mults): Use absu_hwi. (gimple_expand_builtin_powi): Remove now pointless n != -n check. (cherry picked from commit 44b09adb9bad99dd7e3017c5ecefed7f7c9a1590)
next prev parent reply other threads:[~2022-05-27 13:15 UTC|newest] Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-04-29 5:27 [Bug tree-optimization/105431] New: " zsojka at seznam dot cz 2022-04-29 6:45 ` [Bug tree-optimization/105431] " rguenth at gcc dot gnu.org 2022-04-29 6:45 ` rguenth at gcc dot gnu.org 2022-04-29 8:04 ` jakub at gcc dot gnu.org 2022-04-29 8:17 ` rguenther at suse dot de 2022-04-29 8:23 ` zsojka at seznam dot cz 2022-04-29 9:10 ` cvs-commit at gcc dot gnu.org 2022-04-29 9:11 ` rguenth at gcc dot gnu.org 2022-05-19 12:47 ` cvs-commit at gcc dot gnu.org 2022-05-19 14:03 ` cvs-commit at gcc dot gnu.org 2022-05-27 13:15 ` cvs-commit at gcc dot gnu.org [this message] 2022-05-27 13:16 ` rguenth at gcc dot gnu.org 2022-10-31 19:57 ` pinskia at gcc dot gnu.org
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