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From: "yronglin777 at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/110175] New: [GCC][Crash] GCC Crash on valid code Date: Thu, 08 Jun 2023 14:28:04 +0000 [thread overview] Message-ID: <bug-110175-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110175 Bug ID: 110175 Summary: [GCC][Crash] GCC Crash on valid code Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: yronglin777 at gmail dot com Target Milestone: --- https://godbolt.org/z/Wf7M89v8x ``` template<class T> auto f(T t) -> decltype(++t) { return t; } void f(...) {} void g() { f(true); } ``` ``` internal compiler error: error reporting routines re-entered. 0x23b8691 warning_at(unsigned int, int, char const*, ...) ???:0 0xd39208 cp_build_unary_op(tree_code, tree_node*, bool, int) ???:0 0xacd484 build_new_op(op_location_t const&, tree_code, int, tree_node*, tree_node*, tree_node*, tree_node*, tree_node**, int) ???:0 0xd370e3 build_x_unary_op(unsigned int, tree_code, cp_expr, tree_node*, int) ???:0 0xcb685f tsubst(tree_node*, tree_node*, int, tree_node*) ???:0 0x23d8a2c pp_format(pretty_printer*, text_info*) ???:0 0x23d9c3d pp_format_verbatim(pretty_printer*, text_info*) ???:0 0x23d9d25 pp_verbatim(pretty_printer*, char const*, ...) ???:0 0x23b7895 diagnostic_report_diagnostic(diagnostic_context*, diagnostic_info*) ???:0 0x23b8691 warning_at(unsigned int, int, char const*, ...) ???:0 0xd45bf1 check_return_expr(tree_node*, bool*) ???:0 0xcef6a3 finish_return_stmt(tree_node*) ???:0 0xcaf2f8 instantiate_decl(tree_node*, bool, bool) ???:0 0xcda84b instantiate_pending_templates(int) ???:0 0xb8e905 c_parse_final_cleanups() ???:0 0xdbe998 c_common_parse_file() ???:0 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. Compiler returned: 1 ``` If remove the function body of 2 `f` functions, GCC will works well. ``` template<class T> auto f(T t) -> decltype(++t); void f(...); void g() { f(true); } ```
next reply other threads:[~2023-06-08 14:28 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-06-08 14:28 yronglin777 at gmail dot com [this message] 2023-06-08 18:05 ` [Bug c++/110175] " mpolacek at gcc dot gnu.org 2023-06-09 4:13 ` yronglin777 at gmail dot com 2023-06-28 15:52 ` cvs-commit at gcc dot gnu.org 2023-06-28 15:52 ` mpolacek at gcc dot gnu.org 2023-06-28 18:52 ` ppalka at gcc dot gnu.org
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