From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 53B59386F814; Thu, 23 Apr 2020 16:27:22 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 53B59386F814 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1587659242; bh=0nE4A3OE+CH3ajvB3KMUa0plva+K4byUAuMINjgFxuU=; h=From:To:Subject:Date:From; b=ZCRblMmBDxfg5va/3D/Gq22J/hm8aq4iVA2ergvrjKTMeWdMVUqmDbsKhzPOv+gZv Du7cZkl9KWd1oKKxhWP6QZWtkLrHAJT+DKyM4l8vOiiBmL+1NFpQ2TRr2900ZiHZXH P706W0xBsAXdqMQxzg9fbgsVSLrXNoArA+zYHdR0= From: "asolokha at gmx dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/94733] New: [10 Regression] ICE: tree check: expected identifier_node, have tree_list in is_attribute_p, at attribs.h:155 Date: Thu, 23 Apr 2020 16:27:22 +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: 10.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: asolokha at gmx dot com 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 keywords 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: Thu, 23 Apr 2020 16:27:22 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94733 Bug ID: 94733 Summary: [10 Regression] ICE: tree check: expected identifier_node, have tree_list in is_attribute_p, at attribs.h:155 Product: gcc Version: 10.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: asolokha at gmx dot com Target Milestone: --- g++-10.0.1-alpha20200419 snapshot (g:717e91dbc44c6bf55a498f45f6045191ceb10a= 11) ICEs when compiling the following testcase w/ -fgnu-tm: struct [[gnu::may_alias]] pe { }; % g++-10.0.1 -fgnu-tm -c eqtzx3iu.cpp eqtzx3iu.cpp:1:27: internal compiler error: tree check: expected identifier_node, have tree_list in is_attribute_p, at attribs.h:155 1 | struct [[gnu::may_alias]] pe { }; | ^~ 0x7bcf2c tree_check_failed(tree_node const*, char const*, int, char const*, ...) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/tree.c:9727 0x6aa239 tree_check(tree_node const*, char const*, int, char const*, tree_c= ode) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/tree.h:3543 0x6aa239 is_attribute_p =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/attribs.h:155 0x6abe5e tm_attr_to_mask(tree_node*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/tree.h:3401 0xafbaef find_tm_attribute(tree_node*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/c-family/c-attribs.c:3318 0x896740 set_method_tm_attributes =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/class.c:5092 0x896740 finish_struct_1(tree_node*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/class.c:7302 0x897b24 finish_struct(tree_node*, tree_node*) =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/class.c:7516 0x9975f3 cp_parser_class_specifier_1 =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/parser.c:23878 0x99969b cp_parser_class_specifier =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/parser.c:24177 0x99969b cp_parser_type_specifier =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/parser.c:17708 0x99a7a5 cp_parser_decl_specifier_seq =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/parser.c:14356 0x99b244 cp_parser_simple_declaration =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/parser.c:13610 0x9c5a32 cp_parser_declaration =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/parser.c:13430 0x9c61cf cp_parser_translation_unit =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/parser.c:4731 0x9c61cf c_parse_file() =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/cp/parser.c:43972 0xadeaeb c_common_parse_file() =20=20=20=20=20=20=20 /var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200419/work/gcc-10-20200419/gc= c/c-family/c-opts.c:1190 Citing Jakub's PR94106 comment 2: "Nobody really maintains the -fgnu-tm stu= ff anymore".=