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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/111655] wrong code generated for __builtin_signbit on x86-64 -O2 Date: Sun, 01 Oct 2023 17:29:47 +0000 [thread overview] Message-ID: <bug-111655-4-2TLgNjLlRJ@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-111655-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111655 --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- The match pattern which causes the issue: (simplify /* signbit(x) -> 0 if x is nonnegative. */ (SIGNBIT tree_expr_nonnegative_p@0) { integer_zero_node; })
next prev parent reply other threads:[~2023-10-01 17:29 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-10-01 17:22 [Bug tree-optimization/111655] New: " eggert at cs dot ucla.edu 2023-10-01 17:29 ` [Bug target/111655] " pinskia at gcc dot gnu.org 2023-10-01 17:29 ` pinskia at gcc dot gnu.org [this message] 2023-10-01 17:40 ` [Bug target/111655] wrong code generated for __builtin_signbit and 0./0. " pinskia at gcc dot gnu.org 2023-10-01 17:42 ` pinskia at gcc dot gnu.org 2023-10-01 22:08 ` eggert at cs dot ucla.edu 2023-10-01 23:57 ` pinskia at gcc dot gnu.org 2023-10-01 23:59 ` pinskia at gcc dot gnu.org 2023-10-02 0:02 ` pinskia at gcc dot gnu.org 2023-10-02 11:08 ` [Bug target/111655] [11/12/13/14 Regression] " amonakov at gcc dot gnu.org 2023-10-04 9:37 ` [Bug middle-end/111655] " rguenth at gcc dot gnu.org 2023-10-04 11:41 ` amonakov at gcc dot gnu.org 2023-11-24 9:33 ` jakub at gcc dot gnu.org 2023-11-24 9:48 ` amonakov at gcc dot gnu.org 2023-11-24 9:54 ` rguenther at suse dot de 2024-03-22 13:38 ` law at gcc dot gnu.org 2024-03-22 17:09 ` jakub at gcc dot gnu.org 2024-04-19 11:38 ` bruno at clisp dot org
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