From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 7757E3858296; Fri, 26 Jan 2024 15:37:20 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7757E3858296 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1706283440; bh=1+5GqfSNCtD1ZYpfZkjYOkGFW7zPKiJbhYPA/iYvJak=; h=From:To:Subject:Date:In-Reply-To:References:From; b=KeQuSOVZiB+eHP7wtaPhpgi7X/P3TUJuTFla8MvLstqmXVnp+LgA2hgjVi1WuhR5x 0veJYcYNxP4RY5+sXXDGun5JxWpceyNqfUYyieh63fBfZ9K1dEjezwVEjVim0jlD10 kv2W/laqMMD7lBhxltROsmEGR+CYLywaDG/DoqJI= From: "xry111 at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/113620] Specialized Template Date: Fri, 26 Jan 2024 15:37:19 +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: 13.2.1 X-Bugzilla-Keywords: ice-on-invalid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: xry111 at gcc dot gnu.org X-Bugzilla-Status: NEW 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: cc bug_status keywords everconfirmed cf_reconfirmed_on 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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113620 Xi Ruoyao changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |xry111 at gcc dot gnu.org Status|UNCONFIRMED |NEW Keywords| |ice-on-invalid-code Ever confirmed|0 |1 Last reconfirmed| |2024-01-26 --- Comment #1 from Xi Ruoyao --- Confirmed. t1.c:19:21: internal compiler error: tree check: accessed elt 2 of 'tree_ve= c' with 1 elts in tsubst, at cp/pt.cc:16216 19 | DEF::TYP r=3DDEF::INIT; | ^~~~ 0x910d44 tree_vec_elt_check_failed(int, int, char const*, int, char const*) ../../gcc/gcc/tree.cc:9153 0x7a8e83 tree_vec_elt_check(tree_node*, int, char const*, int, char const*) ../../gcc/gcc/tree.h:3865 0x7a8e83 tsubst(tree_node*, tree_node*, int, tree_node*) ../../gcc/gcc/cp/pt.cc:16216 0xc3ada0 tsubst_scope ../../gcc/gcc/cp/pt.cc:16857 0xc3ada0 tsubst_qualified_id ../../gcc/gcc/cp/pt.cc:17133 0xc153cd tsubst_expr(tree_node*, tree_node*, int, tree_node*) ../../gcc/gcc/cp/pt.cc:20199 0xb03627 maybe_instantiate_nsdmi_init(tree_node*, int) ../../gcc/gcc/cp/init.cc:624 0xb03b0a maybe_instantiate_nsdmi_init(tree_node*, int) ../../gcc/gcc/cp/init.cc:679 0xb03b0a get_nsdmi(tree_node*, bool, int) ../../gcc/gcc/cp/init.cc:656 0xb34ed1 walk_field_subobs ../../gcc/gcc/cp/method.cc:2466 0xb35576 walk_field_subobs ../../gcc/gcc/cp/method.cc:2390 0xb35576 synthesized_method_walk ../../gcc/gcc/cp/method.cc:2835 0xb35eed get_defaulted_eh_spec(tree_node*, int) ../../gcc/gcc/cp/method.cc:2877 0xc1a078 maybe_instantiate_noexcept(tree_node*, int) ../../gcc/gcc/cp/pt.cc:26655 0xc19ee6 maybe_instantiate_noexcept(tree_node*, int) ../../gcc/gcc/cp/pt.cc:26645 0xae729a mark_used(tree_node*, int) ../../gcc/gcc/cp/decl2.cc:5811 0xa1af3e build_over_call ../../gcc/gcc/cp/call.cc:10524 0xa183bf build_new_method_call(tree_node*, tree_node*, vec**, tree_node*, int, tree_node**, int) ../../gcc/gcc/cp/call.cc:11796 0xa1962a build_special_member_call(tree_node*, tree_node*, vec**, tree_node*, int, int) ../../gcc/gcc/cp/call.cc:11281 0xb07819 expand_default_init ../../gcc/gcc/cp/init.cc:2202 With -std=3Dc++17 it's fine: t1.c:19:5: error: need 'typename' before 'DEF::TYP' because 'DEF' is a dependent scope 19 | DEF::TYP r=3DDEF::INIT; | ^~~ | typename=