From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 1A6C5385BF92; Wed, 1 Apr 2020 13:23:36 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 1A6C5385BF92 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1585747416; bh=+E17aCZ1uoY3x2HHSjm6dfq79rBapvC70bBTO1E+Keg=; h=From:To:Subject:Date:In-Reply-To:References:From; b=F/Ld0QHP1IKrkYWcDmwDbEyVGdatna/pBt5fAZPSpy54rrhXHvZ93NZMu9RemG5Fq Xdpy/9P1BdEYG4ixB+9ArrGP+dILMW3mHR4oCyWTHWj2uqzxMrpe+eCT7SXDs8sIoc NOxVSH8e5IrGlHGoXpHSpZteiZ/I5Nqe07/6UW+Q= From: "ubizjak at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/94440] [8/9/10 Regression] ICE in check_bool_attrs, at recog.c:2168 since r7-5324-gb8cab8a5492e9639 Date: Wed, 01 Apr 2020 13:23:36 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Version: 10.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: ubizjak at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 8.5 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 01 Apr 2020 13:23:36 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94440 --- Comment #1 from Uro=C5=A1 Bizjak --- Are you sure the bisection is correct? Fairly current gcc-8 and gcc-9 branches work OK for me, but bisection point= s to gcc-7 commit. Also, I don't see anything wrong with the failing pattern: #2 0x00000000006ac8f1 in check_bool_attrs (insn=3Dinsn@entry=3D0x7fffea817= 980) at /home/uros/git/gcc/gcc/recog.c:1614 1614 gcc_unreachable (); (gdb) p debug_rtx (insn) (insn 10 9 11 3 (set (reg:DF 83 [ d_lsm.12 ]) (plus:DF (reg:DF 83 [ d_lsm.12 ]) (mem:DF (plus:DI (mult:DI (reg:DI 87 [ i ]) (const_int 8 [0x8])) (reg/f:DI 7 sp)) [2 a S8 A64]))) "pr94440.c":12:7 904 {*fop_df_comm} (expr_list:REG_DEAD (reg:DI 87 [ i ]) (nil))) $1 =3D void=