From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 49B313998E48; Thu, 8 Dec 2022 21:02:26 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 49B313998E48 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1670533346; bh=b2I65Bl1T69i159TyttcdDbbZOW5LcotO8KK+ExZ6Rs=; h=From:To:Subject:Date:In-Reply-To:References:From; b=pL2iltEUN8rOvPks1TpIAdKt7fadc1NPba/eR1pWRMskUDzr3MA07qZtTq7JzssjS x/6Sp1FHD9rRH8DnGwp9qwJ07WeBWRlDpnViVjSdh+9fkWdNar9c6bgA0Qm5HoDiEX A6+SDWvSi/WO1eGKqmMh7491u7l2d+CUy4Ce8ZIM= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/107768] Bogus -Wzero-as-null-pointer-constant in coroutine Date: Thu, 08 Dec 2022 21:02:25 +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: 13.0 X-Bugzilla-Keywords: diagnostic X-Bugzilla-Severity: normal X-Bugzilla-Who: pinskia 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: 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=3D107768 --- Comment #2 from Andrew Pinski --- #1 0x000000000106a451 in maybe_warn_zero_as_null_pointer_constant (expr=3D, loc=3D16802880) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/tree.cc:6247 #2 0x0000000000c5b243 in conversion_null_warnings (totype=3D, expr=3D, fn=3D, argnum=3D0) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:8013 #3 0x0000000000c5c0df in convert_like_internal (convs=3D0x4c264b0, expr=3D, fn=3D, argnum=3D0, issue_conversion_warnings=3Dtrue, c_cast_p=3Dfalse, nested_p=3Dfalse, complain=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:8234 #4 0x0000000000c5e811 in convert_like (convs=3D0x4c264b0, expr=3D, fn=3D, argnum=3D0, issue_conversion_warnings=3Dtrue, c_cast_p=3Dfalse, nested_p=3Dfalse, compl= ain=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:8762 #5 0x0000000000c5e8cc in convert_like_with_context (convs=3D0x4c264b0, expr=3D, fn=3D, argnum=3D0, complain=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:8788 #6 0x0000000000c6375f in build_over_call (cand=3D0x4c264e0, flags=3D17, complain=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:9936 #7 0x0000000000c5c7b5 in convert_like_internal (convs=3D0x4c26610, expr=3D, fn=3D, argnum=3D1, issue_conversion_warnings=3Dtrue, c_cast_p=3Df= alse, nested_p=3Dfalse, complain=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:8302 #8 0x0000000000c5e811 in convert_like (convs=3D0x4c26610, expr=3D, fn=3D, argnum= =3D1, issue_conversion_warnings=3Dtrue, c_cast_p=3Dfalse, nested_p=3Dfalse, compl= ain=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:8762 #9 0x0000000000c5e8cc in convert_like_with_context (convs=3D0x4c26610, expr=3D, fn=3D, argnum=3D1, complain=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:8788 #10 0x0000000000c6375f in build_over_call (cand=3D0x4c26640, flags=3D1, com= plain=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:9936 #11 0x0000000000c5737f in build_new_op (loc=3D..., code=3DEQ_EXPR, flags=3D= 1, arg1=3D, arg2=3D, arg3=3D, lookups=3D, overload=3D0x7fffffffcf18, complai= n=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/call.cc:6986 #12 0x000000000108fc84 in build_x_binary_op (loc=3D..., code=3DEQ_EXPR, arg1=3D, arg1_code=3DERROR_MARK, arg2=3D, arg2_code=3DERROR_MARK, lookups=3D= , overload_p=3D0x7fffffffcfb8, complain=3D3) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/typeck.cc:4722 #13 0x0000000000ee2dde in cp_parser_binary_expression (parser=3D0x7ffff7274= be0, cast_p=3Dfalse, no_toplevel_fold_p=3Dfalse, decltype_p=3Dfalse, prec=3DPREC_NOT_OPERATOR, pidk=3D0x0) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:10280 #14 0x0000000000ee337a in cp_parser_assignment_expression (parser=3D0x7ffff7274be0, pidk=3D0x0, cast_p=3Dfalse, decltype_p=3Dfalse) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:10441 #15 0x0000000000ee3704 in cp_parser_expression (parser=3D0x7ffff7274be0, pidk=3D0x0, cast_p=3Dfalse, decltype_p=3Dfalse, warn_comma_p=3Dfalse) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:10611 #16 0x0000000000eedaea in cp_parser_jump_statement (parser=3D0x7ffff7274be0= ) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:14356 #17 0x0000000000ee8970 in cp_parser_statement (parser=3D0x7ffff7274be0, in_statement_expr=3D, in_compound=3Dtrue, if_p=3D0x0, chain=3D0x0, loc_after_labels=3D0x0) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:12332 #18 0x0000000000ee9c92 in cp_parser_statement_seq_opt (parser=3D0x7ffff7274= be0, in_statement_expr=3D) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:12906 #19 0x0000000000ee9b74 in cp_parser_compound_statement (parser=3D0x7ffff727= 4be0, in_statement_expr=3D, bcs_flags=3D0, function_body=3Dtrue) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:12858 #20 0x0000000000f0464c in cp_parser_function_body (parser=3D0x7ffff7274be0, in_function_try_block=3Dfalse) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:25241 #21 0x0000000000f04970 in cp_parser_ctor_initializer_opt_and_function_body (parser=3D0x7ffff7274be0, in_function_try_block=3Dfalse) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:25292 #22 0x0000000000f12fff in cp_parser_function_definition_after_declarator (parser=3D0x7ffff7274be0, inline_p=3Dfalse) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:31902 #23 0x0000000000f12e10 in cp_parser_function_definition_from_specifiers_and_declarator (parser=3D0x7ffff7274be0, decl_specifiers=3D0x7fffffffd7f0, attributes=3D, declarator=3D0x4c16450) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:31819 #24 0x0000000000efebc5 in cp_parser_init_declarator (parser=3D0x7ffff7274be= 0, flags=3D0, decl_specifiers=3D0x7fffffffd7f0, checks=3D0x0, function_definition_allowed_p=3Dtrue, member_p=3Dfalse, declares_class_or_e= num=3D0, function_definition_p=3D0x7fffffffd779, maybe_range_for_decl=3D0x0, init_loc=3D0x7fffffffd780, auto_result=3D0x7fffffffd788) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:22693 #25 0x0000000000eefdd6 in cp_parser_simple_declaration (parser=3D0x7ffff727= 4be0, function_definition_allowed_p=3Dtrue, maybe_range_for_decl=3D0x0) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:15341 #26 0x0000000000eef8cf in cp_parser_block_declaration (parser=3D0x7ffff7274= be0, statement_p=3Dfalse) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc= :15161 #27 0x0000000000eef51d in cp_parser_declaration (parser=3D0x7ffff7274be0, prefix_attrs=3D) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:15027 #28 0x0000000000eef5e9 in cp_parser_toplevel_declaration (parser=3D0x7ffff7274be0) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:15048 #29 0x0000000000eeeaef in cp_parser_declaration_seq_opt (parser=3D0x7ffff72= 74be0) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:14799 #30 0x0000000000efbf28 in cp_parser_namespace_body (parser=3D0x7ffff7274be0= ) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:21498 #31 0x0000000000efbebd in cp_parser_namespace_definition (parser=3D0x7ffff7274be0) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:21476 #32 0x0000000000eef3f6 in cp_parser_declaration (parser=3D0x7ffff7274be0, prefix_attrs=3D) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:15007 #33 0x0000000000eef5e9 in cp_parser_toplevel_declaration (parser=3D0x7ffff7274be0) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:15048 #34 0x0000000000ed74fc in cp_parser_translation_unit (parser=3D0x7ffff7274b= e0) at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:5090 #35 0x0000000000f4e06b in c_parse_file () at /home/apinski/src/upstream-gcc/gcc/gcc/cp/parser.cc:49349 #36 0x000000000115200a in c_common_parse_file () at /home/apinski/src/upstream-gcc/gcc/gcc/c-family/c-opts.cc:1248 #37 0x000000000197da00 in compile_file () at /home/apinski/src/upstream-gcc/gcc/gcc/toplev.cc:444 #38 0x0000000001980acd in do_compile (no_backend=3Dfalse) at /home/apinski/src/upstream-gcc/gcc/gcc/toplev.cc:2125 #39 0x0000000001980eb5 in toplev::main (this=3D0x7fffffffdd62, argc=3D5, argv=3D0x7fffffffde68) at /home/apinski/src/upstream-gcc/gcc/gcc/toplev.cc:= 2277 #40 0x0000000003293c49 in main (argc=3D5, argv=3D0x7fffffffde68) at /home/apinski/src/upstream-gcc/gcc/gcc/main.cc:39=