From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5B17F3857C49; Mon, 13 Jun 2022 17:44:33 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5B17F3857C49 From: "gscfq@t-online.de" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/105951] New: [12/13 Regression] ICE in emit_store_flag, at expmed.cc:6027 Date: Mon, 13 Jun 2022 17:44:33 +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: 13.0 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: Mon, 13 Jun 2022 17:44:33 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105951 Bug ID: 105951 Summary: [12/13 Regression] ICE in emit_store_flag, at expmed.cc:6027 Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: gscfq@t-online.de Target Milestone: --- Started between 20211219 and 20220109, at -O1+, with gcc.target/i386/pr98737-2.c and gcc.target/i386/pr98737-4.c : $ gcc-13-20220612 -c pr98737-2.c -O2 -m32 -march=3Di386 during RTL pass: expand pr98737-2.c: In function 'f1': pr98737-2.c:20:10: internal compiler error: Segmentation fault 20 | return __atomic_sub_fetch (&a, x, __ATOMIC_RELEASE) <=3D 0; | ^~~~~~~~~~~~~~~~~~ 0xc2a33f crash_signal ../../gcc/toplev.cc:322 0x8cf362 emit_store_flag(rtx_def*, rtx_code, rtx_def*, rtx_def*, machine_mo= de, int, int) ../../gcc/expmed.cc:6027 0x8cffd8 emit_store_flag_force(rtx_def*, rtx_code, rtx_def*, rtx_def*, machine_mode, int, int) ../../gcc/expmed.cc:6170 0x7a9946 expand_ifn_atomic_op_fetch_cmp_0(gcall*) ../../gcc/builtins.cc:6374 0x7d0557 expand_call_stmt ../../gcc/cfgexpand.cc:2737 0x7d0557 expand_gimple_stmt_1 ../../gcc/cfgexpand.cc:3869 0x7d0557 expand_gimple_stmt ../../gcc/cfgexpand.cc:4033 0x7d5707 expand_gimple_basic_block ../../gcc/cfgexpand.cc:6085 0x7d81ce execute ../../gcc/cfgexpand.cc:6811=