From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id C2A463858D1E; Mon, 11 Apr 2022 16:55:40 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org C2A463858D1E From: "gscfq@t-online.de" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/105229] New: [11/12 Regression] ICE in lookup_template_class_1, at cp/pt.cc:10111 Date: Mon, 11 Apr 2022 16:55:40 +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: 12.0 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, 11 Apr 2022 16:55:40 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105229 Bug ID: 105229 Summary: [11/12 Regression] ICE in lookup_template_class_1, at cp/pt.cc:10111 Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: gscfq@t-online.de Target Milestone: --- Started between 20200503 and 20200510 : $ cat z1.cc template void bar () { [] {}.operator () <> (); } void foo () { bar (); } $ g++-12-20220410 -c z1.cc z1.cc: In instantiation of 'void bar() [with =3D i= nt]': z1.cc:7:12: required from here z1.cc:3:28: internal compiler error: in lookup_template_class_1, at cp/pt.cc:10111 3 | [] {}.operator () <> (); | ~~~~~~~~~~~~~~~~~~~~~~~~~^ 0x990981 lookup_template_class_1 ../../gcc/cp/pt.cc:10111 0x990981 lookup_template_class(tree_node*, tree_node*, tree_node*, tree_nod= e*, int, int) ../../gcc/cp/pt.cc:10350 0x990cb2 tsubst_aggr_type ../../gcc/cp/pt.cc:13738 0x97a962 tsubst(tree_node*, tree_node*, int, tree_node*) ../../gcc/cp/pt.cc:15649 0x9a717b tsubst_baselink ../../gcc/cp/pt.cc:16453 0x976d2b tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, boo= l, bool) ../../gcc/cp/pt.cc:21028 0x975385 tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, boo= l, bool) ../../gcc/cp/pt.cc:20658 0x99b274 tsubst_expr(tree_node*, tree_node*, int, tree_node*, bool) ../../gcc/cp/pt.cc:19473 0x99918d tsubst_expr(tree_node*, tree_node*, int, tree_node*, bool) ../../gcc/cp/pt.cc:18486 0x999b9f tsubst_expr(tree_node*, tree_node*, int, tree_node*, bool) ../../gcc/cp/pt.cc:18458 0x99b233 tsubst_expr(tree_node*, tree_node*, int, tree_node*, bool) ../../gcc/cp/pt.cc:18815 0x97f679 tsubst_expr(tree_node*, tree_node*, int, tree_node*, bool) ../../gcc/cp/pt.cc:18444 0x97f679 instantiate_body ../../gcc/cp/pt.cc:26393 0x980da7 instantiate_decl(tree_node*, bool, bool) ../../gcc/cp/pt.cc:26685 0x9c780b instantiate_pending_templates(int) ../../gcc/cp/pt.cc:26764 0x8281e6 c_parse_final_cleanups() ../../gcc/cp/decl2.cc:5113=