From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 826523857C52; Fri, 24 Sep 2021 07:58:00 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 826523857C52 From: "dcb314 at hotmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/102087] [12 Regression] ICE on valid code at -O3 on x86_64-linux-gnu: in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 since r12-3136-g3673dcf6d6baeb67 Date: Fri, 24 Sep 2021 07:58:00 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: dcb314 at hotmail dot com X-Bugzilla-Status: REOPENED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 12.0 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: Fri, 24 Sep 2021 07:58:00 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D102087 --- Comment #13 from David Binderman --- The code in comment 8 still seems to fail: $ /home/dcb/gcc/results/bin/gcc -c -O3 -w -march=3Dbdver2 bug760.c=20 bug760.c: In function =E2=80=98Gif_ClipImage=E2=80=99: bug760.c:3:1: error: type mismatch in binary expression 3 | Gif_ClipImage() { | ^~~~~~~~~~~~~ unsigned int int int _18 =3D Gif_ClipImage_gfi_1.0_1 + -1; bug760.c:3:1: error: type mismatch in binary expression unsigned int int int _12 =3D Gif_ClipImage_gfi_1.0_1 + -1; during GIMPLE pass: aprefetch bug760.c:3:1: internal compiler error: verify_gimple failed 0xdac31a verify_gimple_in_cfg(function*, bool) ../../trunk.git/gcc/tree-cfg.c:5576 $ /home/dcb/gcc/results/bin/gcc -v=20 Using built-in specs. COLLECT_GCC=3D/home/dcb/gcc/results/bin/gcc COLLECT_LTO_WRAPPER=3D/home/dcb/gcc/results.20210924/libexec/gcc/x86_64-pc-= linux-g nu/12.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ../trunk.git/configure --prefix=3D/home/dcb/gcc/results.20= 210924=20 --disable-bootstrap --disable-multilib --disable-werror --with-pkgversion=3D29c928 57039d0a10 --enable-checking=3Ddf,extra,fold,rtl,yes --enable-languages=3Dc,c++,fort ran Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 12.0.0 20210924 (experimental) (29c92857039d0a10)=