From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id DB28E38438A4; Sun, 28 Feb 2021 18:51:21 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org DB28E38438A4 From: "alexander.lelyakin at googlemail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/99241] [modules] ICE in install_entity, at cp/module.cc:7584 Date: Sun, 28 Feb 2021 18:51:21 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed 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: alexander.lelyakin at googlemail dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: nathan at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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: Sun, 28 Feb 2021 18:51:22 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99241 --- Comment #1 from Alexander Lelyakin --- There is a shorter sequence: g++ -std=3Dc++20 -fmodules-ts -x c++-system-header forward_list g++ -std=3Dc++20 -fmodules-ts -x c++-system-header ios g++ -std=3Dc++20 -fmodules-ts -x c++-system-header unordered_map g++ -std=3Dc++20 -fmodules-ts -x c++-system-header condition_variable g++ -std=3Dc++20 -fmodules-ts -x c++-system-header regex ---- In file included from /usr/local/include/c++/11.0.1/bits/unique_ptr.h:42, from /usr/local/include/c++/11.0.1/bits/locale_conv.h:41, from /usr/local/include/c++/11.0.1/locale:43, from /usr/local/include/c++/11.0.1/regex:44: /usr/local/include/c++/11.0.1/ostream:58:42: internal compiler error: in install_entity, at cp/module.cc:7586 58 | class basic_ostream : virtual public basic_ios<_CharT, _Traits> | ^~~~~~~~~ 0xa5a52d trees_in::install_entity(tree_node*) ../../gcc/gcc/cp/module.cc:7586 0xa647aa trees_in::decl_value() ../../gcc/gcc/cp/module.cc:8108 0xa66317 trees_in::tree_node(bool) ../../gcc/gcc/cp/module.cc:9251 0xa6cad3 module_state::read_cluster(unsigned int) ../../gcc/gcc/cp/module.cc:14948 0xa6ce7d module_state::load_section(unsigned int, binding_slot*) ../../gcc/gcc/cp/module.cc:18148 0xa6d518 lazy_load_binding(unsigned int, tree_node*, tree_node*, binding_sl= ot*) ../../gcc/gcc/cp/module.cc:18833 0xa7d39e name_lookup::search_namespace_only(tree_node*) ../../gcc/gcc/cp/name-lookup.c:924 0xa7eafb name_lookup::search_unqualified(tree_node*, cp_binding_level*) ../../gcc/gcc/cp/name-lookup.c:1155 0xa818f4 lookup_name_1 ../../gcc/gcc/cp/name-lookup.c:7868 0xa81aba lookup_name(tree_node*, LOOK_where, LOOK_want) ../../gcc/gcc/cp/name-lookup.c:7888 0xa907d2 lookup_name(tree_node*, LOOK_want) ../../gcc/gcc/cp/name-lookup.h:412 0xa907d2 cp_parser_lookup_name ../../gcc/gcc/cp/parser.c:29339 0xab901f cp_parser_template_name ../../gcc/gcc/cp/parser.c:17694 0xab955f cp_parser_template_id ../../gcc/gcc/cp/parser.c:17303 0xab9dbb cp_parser_class_name ../../gcc/gcc/cp/parser.c:24671 0xab134a cp_parser_qualifying_entity ../../gcc/gcc/cp/parser.c:6994 0xab134a cp_parser_nested_name_specifier_opt ../../gcc/gcc/cp/parser.c:6676 0xaa51dc cp_parser_base_specifier ../../gcc/gcc/cp/parser.c:26690 0xaa51dc cp_parser_base_clause ../../gcc/gcc/cp/parser.c:26543 0xaa51dc cp_parser_class_head ../../gcc/gcc/cp/parser.c:25630 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See for instructions. ---- g++ (GCC) 11.0.1 20210228 (experimental)=