From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id A9031385737B; Tue, 14 Jun 2022 17:51:57 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A9031385737B From: "gscfq@t-online.de" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/105979] New: ICE in change_stack, at reg-stack.cc:2660 Date: Tue, 14 Jun 2022 17:51:57 +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: Tue, 14 Jun 2022 17:51:57 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105979 Bug ID: 105979 Summary: ICE in change_stack, at reg-stack.cc:2660 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 with r9, at -O1, with file g++.dg/ext/pr84828.C : $ gcc-13-20220612 -c pr84828.C -O1 -mfpmath=3D387 -fno-tree-loop-optimize pr84828.C: In function 'void foo(float, double)': pr84828.C:10:7: error: output constraint 0 must specify a single register 10 | asm volatile ("" : "+f" (c)); // { dg-error "must specify= a single register" } | ^~~ during RTL pass: stack pr84828.C:13:1: internal compiler error: in change_stack, at reg-stack.cc:2= 660 13 | } | ^ 0x103d37c change_stack ../../gcc/reg-stack.cc:2660 0x1041a57 compensate_edge ../../gcc/reg-stack.cc:2941 0x1041a57 compensate_edges ../../gcc/reg-stack.cc:2972 0x1041a57 convert_regs ../../gcc/reg-stack.cc:3276 0x1041a57 reg_to_stack ../../gcc/reg-stack.cc:3385 0x1041a57 rest_of_handle_stack_regs ../../gcc/reg-stack.cc:3441 0x1041a57 execute ../../gcc/reg-stack.cc:3473=