From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 6FE1A3858400; Mon, 11 Jul 2022 05:05:34 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 6FE1A3858400 From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/106249] New: ICE in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:645 Date: Mon, 11 Jul 2022 05:05:34 +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: 13.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: asolokha at gmx dot com 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 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: Mon, 11 Jul 2022 05:05:34 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106249 Bug ID: 106249 Summary: ICE in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:645 Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: asolokha at gmx dot com Target Milestone: --- gfortran 13.0.0 20220710 snapshot (g:0587cef3d7962a8b0f44779589ba2920dd3d71= e5) ICEs when compiling the following testcase w/ -O1 -fpeel-loops -funreachable-traps: SUBROUTINE YYPARS(LSTACK,YYPS,YYSTAT) INTEGER LSTACK,YYPS,YYSTAT INTEGER YYXI INTEGER YYEXCA(0:11) YYXI =3D 1 10 CONTINUE IF (YYPS .GT. LSTACK) CALL ERRORM() 30 CONTINUE IF ((YYEXCA(YYXI) .NE. (-1)) .OR. (YYEXCA(YYXI) .NE. YYSTAT)) THEN YYXI =3D YYXI + 2 GO TO 30 END IF GO TO 10 RETURN END % gfortran-13.0.0 -O1 -fpeel-loops -funreachable-traps -c apyn3fnn.f during GIMPLE pass: cunroll apyn3fnn.f:1:23: 1 | SUBROUTINE YYPARS(LSTACK,YYPS,YYSTAT) | ^ internal compiler error: in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:645 0x771827 check_loop_closed_ssa_def =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220710/work/gcc-13-20220710/gcc/tr= ee-ssa-loop-manip.cc:645 0x10e97c4 check_loop_closed_ssa_bb =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220710/work/gcc-13-20220710/gcc/tr= ee-ssa-loop-manip.cc:659 0x10eab26 verify_loop_closed_ssa(bool, loop*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220710/work/gcc-13-20220710/gcc/tr= ee-ssa-loop-manip.cc:695 0x10eab26 verify_loop_closed_ssa(bool, loop*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220710/work/gcc-13-20220710/gcc/tr= ee-ssa-loop-manip.cc:679 0x10d24d6 tree_unroll_loops_completely =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220710/work/gcc-13-20220710/gcc/tr= ee-ssa-loop-ivcanon.cc:1499 0x10d2551 execute =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220710/work/gcc-13-20220710/gcc/tr= ee-ssa-loop-ivcanon.cc:1603 0x10d2551 execute =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-13.0.0_p20220710/work/gcc-13-20220710/gcc/tr= ee-ssa-loop-ivcanon.cc:1593=