From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5C92A3857C4E; Mon, 9 May 2022 07:47:08 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5C92A3857C4E From: "marxin at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/105529] New: [13 Regression] cxx_eval_store_expression, at cp/constexpr.cc:5928 since r13-160-g967cdbe6629653 Date: Mon, 09 May 2022 07:47:08 +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: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: marxin at gcc dot gnu.org 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 cc target_milestone cf_gcchost cf_gcctarget 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, 09 May 2022 07:47:08 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105529 Bug ID: 105529 Summary: [13 Regression] cxx_eval_store_expression, at cp/constexpr.cc:5928 since r13-160-g967cdbe6629653 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: marxin at gcc dot gnu.org CC: jason at gcc dot gnu.org Target Milestone: --- Host: x86_64-linux-gnu Target: arm-linux-eabi The following crashes with the given cross compiler: $ cat sstream-inst.ii struct allocator { constexpr ~allocator() {} }; struct Trans_NS___cxx11_basic_string { Trans_NS___cxx11_basic_string(int, int, allocator =3D allocator()); }; void to_string() { Trans_NS___cxx11_basic_string(0, '\0'); } $ ./xg++ -B. sstream-inst.ii -c -std=3Dgnu++20 -O sstream-inst.ii: In function =E2=80=98void to_string()=E2=80=99: sstream-inst.ii:7:60: in =E2=80=98constexpr=E2=80=99 expansion of =E2=80=98.allocator::~allocator()=E2=80=99 sstream-inst.ii:7:60: internal compiler error: in cxx_eval_store_expression= , at cp/constexpr.cc:5928 7 | void to_string() { Trans_NS___cxx11_basic_string(0, '\0'); } | ^ 0xb8412a cxx_eval_store_expression /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:5928 0xb87c46 cxx_eval_constant_expression /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:6848 0xb87d41 cxx_eval_constant_expression /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:6860 0xb8503f cxx_eval_statement_list /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:6178 0xb8a158 cxx_eval_constant_expression /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:7407 0xb87f45 cxx_eval_constant_expression /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:6906 0xb76e4c cxx_eval_call_expression /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:2855 0xb87084 cxx_eval_constant_expression /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:6719 0xb8c200 cxx_eval_outermost_constant_expr /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:7824 0xb8d06e maybe_constant_value(tree_node*, tree_node*, bool) /home/marxin/Programming/gcc/gcc/cp/constexpr.cc:8102 0xbcff2b cp_fold /home/marxin/Programming/gcc/gcc/cp/cp-gimplify.cc:2880 0xbcddd2 cp_fold /home/marxin/Programming/gcc/gcc/cp/cp-gimplify.cc:2467 0xbc6c66 cp_fold_r /home/marxin/Programming/gcc/gcc/cp/cp-gimplify.cc:1011 0x1b91df5 walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set >*)) /home/marxin/Programming/gcc/gcc/tree.cc:11199 0x1b9278f walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set >*)) /home/marxin/Programming/gcc/gcc/tree.cc:11334 0x1b9278f walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set >*)) /home/marxin/Programming/gcc/gcc/tree.cc:11334 0xbc73f9 cp_fold_function(tree_node*) /home/marxin/Programming/gcc/gcc/cp/cp-gimplify.cc:1114 0xc42ff8 finish_function(bool) /home/marxin/Programming/gcc/gcc/cp/decl.cc:17967 0xda2a1f cp_parser_function_definition_after_declarator /home/marxin/Programming/gcc/gcc/cp/parser.cc:31331 0xda283b cp_parser_function_definition_from_specifiers_and_declarator /home/marxin/Programming/gcc/gcc/cp/parser.cc:31244 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See for instructions.=