From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 1172538708BC; Tue, 2 Mar 2021 18:56:51 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 1172538708BC From: "gscfq@t-online.de" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/99347] New: [9/10/11 Regression] ICE in create_block_for_bookkeeping, at sel-sched.c:4549 Date: Tue, 02 Mar 2021 18:56:50 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 11.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: gscfq@t-online.de 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 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: Tue, 02 Mar 2021 18:56:51 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99347 Bug ID: 99347 Summary: [9/10/11 Regression] ICE in create_block_for_bookkeeping, at sel-sched.c:4549 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: gscfq@t-online.de Target Milestone: --- Using following options and testfile gcc.dg/tree-ssa/ifc-pr69489-2.c This issue started with r9, between 20190331 and 20190414 : (under the hood related to pr95636 ?) $ gcc-11-20210228 -c ifc-pr69489-2.c -O1 -fvar-tracking-assignments -fschedule-insns -fselective-scheduling cc1: warning: var-tracking-assignments changes selective scheduling during RTL pass: sched1 ifc-pr69489-2.c: In function 'foo': ifc-pr69489-2.c:15:1: internal compiler error: in create_block_for_bookkeep= ing, at sel-sched.c:4549 15 | } | ^ 0xb2c995 create_block_for_bookkeeping ../../gcc/sel-sched.c:4549 0xb2c995 find_place_for_bookkeeping ../../gcc/sel-sched.c:4686 0xb2c995 generate_bookkeeping_insn ../../gcc/sel-sched.c:4786 0xb2c995 move_op_at_first_insn ../../gcc/sel-sched.c:6063 0xb2d037 code_motion_path_driver ../../gcc/sel-sched.c:6657 0xb2d2ce code_motion_process_successors ../../gcc/sel-sched.c:6342 0xb2d2ce code_motion_path_driver ../../gcc/sel-sched.c:6608 0xb2d703 move_op ../../gcc/sel-sched.c:6702 0xb2d703 move_exprs_to_boundary ../../gcc/sel-sched.c:5223 0xb2d703 schedule_expr_on_boundary ../../gcc/sel-sched.c:5436 0xb30b94 fill_insns ../../gcc/sel-sched.c:5578 0xb32943 schedule_on_fences ../../gcc/sel-sched.c:7353 0xb32943 sel_sched_region_2 ../../gcc/sel-sched.c:7491 0xb334dd sel_sched_region_1 ../../gcc/sel-sched.c:7533 0xb33fab sel_sched_region(int) ../../gcc/sel-sched.c:7634 0xb349e9 run_selective_scheduling() ../../gcc/sel-sched.c:7720 0xb1642d rest_of_handle_sched ../../gcc/sched-rgn.c:3724 0xb1642d execute ../../gcc/sched-rgn.c:3834=