From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 643F63857025; Fri, 2 Apr 2021 12:06:29 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 643F63857025 From: "marxin at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/99882] New: [11 Regression] ICE in bswap_view_convert, at gimple-ssa-store-merging.c:988 since r11-7946-g5b9a65ecbeb22ef6 Date: Fri, 02 Apr 2021 12:06:29 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 11.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: marxin at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status keywords bug_severity priority component assigned_to reporter cc target_milestone Message-ID: 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, 02 Apr 2021 12:06:29 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99882 Bug ID: 99882 Summary: [11 Regression] ICE in bswap_view_convert, at gimple-ssa-store-merging.c:988 since r11-7946-g5b9a65ecbeb22ef6 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: marxin at gcc dot gnu.org CC: jakub at gcc dot gnu.org Target Milestone: --- The following is reduced from valgrind package: $ cat libvex.i void patchProfInc_AMD64(long *location_of_counter) { char *p; long imm64 =3D (long)location_of_counter; p[2] =3D (long)location_of_counter; imm64 >>=3D 8; p[3] =3D imm64; imm64 >>=3D 8; p[4] =3D imm64; imm64 >>=3D 8; p[5] =3D imm64; imm64 >>=3D 8; p[6] =3D imm64; imm64 >>=3D 8; p[7] =3D imm64; imm64 >>=3D 8; p[8] =3D imm64; imm64 >>=3D 8; p[9] =3D imm64; } $ gcc libvex.i -c -O3 during GIMPLE pass: store-merging libvex.i: In function =E2=80=98patchProfInc_AMD64=E2=80=99: libvex.i:1:6: internal compiler error: in bswap_view_convert, at gimple-ssa-store-merging.c:988 1 | void patchProfInc_AMD64(long *location_of_counter) { | ^~~~~~~~~~~~~~~~~~ 0x81c13b bswap_view_convert /home/marxin/Programming/gcc/gcc/gimple-ssa-store-merging.c:988 0x18a7cdb bswap_replace /home/marxin/Programming/gcc/gcc/gimple-ssa-store-merging.c:1166 0x18b259f maybe_optimize_vector_constructor /home/marxin/Programming/gcc/gcc/gimple-ssa-store-merging.c:1344 0x18b259f execute /home/marxin/Programming/gcc/gcc/gimple-ssa-store-merging.c:5368 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See for instructions.=