From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5EAC7385DC1C; Wed, 15 Apr 2020 11:50:19 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5EAC7385DC1C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1586951419; bh=oJHUrs2gJCifoZEwcFccRB8Z7P+b74Aur/nd6Qt7+GA=; h=From:To:Subject:Date:In-Reply-To:References:From; b=PS7O7a4KOAmnc3Sa/LpowGzlpCf/rrvBfeiQxO9Ik+nx1ie4nYZRQoKqFE1eOoKxu 5qXHqlQIlnRKRs1AEzrtH7xxjwBxanPrz3S28y6CDsND1EFndRZnoETYz6c/v4wYt5 V1GgNxjWrtpWsWYeV/Y7JrTXLZaQI7hleDobCjf0= From: "schwab@linux-m68k.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/94359] new test case g++.dg/coroutines/torture/symmetric-transfer-00-basic.C fails Date: Wed, 15 Apr 2020 11:50:18 +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: 10.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: schwab@linux-m68k.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: iains at gcc dot gnu.org X-Bugzilla-Target-Milestone: 10.0 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 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: Wed, 15 Apr 2020 11:50:19 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94359 --- Comment #14 from Andreas Schwab --- That completely breaks aarch64 (almost every coroutines test): spawn -ignore SIGHUP /opt/gcc/gcc-20200415/Build/gcc/testsuite/g++/../../xg= ++ -B/opt/gcc/gcc-20200415/Build/gcc/testsuite/g++/../../ /opt/gcc/gcc-20200415/gcc/testsuite/g++.dg/coroutines/pr94528.C -mabi=3Dlp64 -fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers -fdiagnostics-color=3Dnever -fdiagnostics-urls=3Dnever -nostdinc++ -I/opt/gcc/gcc-20200415/Build/aarch64-suse-linux/libstdc++-v3/include/aarch= 64-suse-linux -I/opt/gcc/gcc-20200415/Build/aarch64-suse-linux/libstdc++-v3/include -I/opt/gcc/gcc-20200415/libstdc++-v3/libsupc++ -I/opt/gcc/gcc-20200415/libstdc++-v3/include/backward -I/opt/gcc/gcc-20200415/libstdc++-v3/testsuite/util -fmessage-length=3D0 -pedantic-errors -Wno-long-long -std=3Dc++17 -fcoroutines -std=3Dc++20 -fpreprocessed -w -S -o pr94528.s /opt/gcc/gcc-20200415/gcc/testsuite/g++.dg/coroutines/pr94528.C: In function 'void cppcoro::_ZN7cppcoro16make_shared_taskENS_4taskE.actor(cppcoro::make_shared= _task(cppcoro::task)::_ZN7cppcoro16make_shared_taskENS_4taskE.frame*)': /opt/gcc/gcc-20200415/gcc/testsuite/g++.dg/coroutines/pr94528.C:63:1: inter= nal compiler error: Segmentation fault 0xf2d113 crash_signal ../../gcc/toplev.c:328 0x12ac010 predefined_function_abi::id() const ../../gcc/function-abi.h:39 0x12ac010 aarch64_function_ok_for_sibcall ../../gcc/config/aarch64/aarch64.c:5278 0x70989f build_actor_fn ../../gcc/cp/coroutines.cc:2387 0x70c063 morph_fn_to_coro(tree_node*, tree_node**, tree_node**) ../../gcc/cp/coroutines.cc:3963 0x7682d7 finish_function(bool) ../../gcc/cp/decl.c:16941 0x84778b cp_parser_function_definition_after_declarator ../../gcc/cp/parser.c:28992 0x848653 cp_parser_function_definition_from_specifiers_and_declarator ../../gcc/cp/parser.c:28905 0x848653 cp_parser_init_declarator ../../gcc/cp/parser.c:20667 0x825237 cp_parser_simple_declaration ../../gcc/cp/parser.c:13731 0x853e3f cp_parser_declaration ../../gcc/cp/parser.c:13430 0x853be7 cp_parser_toplevel_declaration ../../gcc/cp/parser.c:13458 0x853be7 cp_parser_declaration_seq_opt ../../gcc/cp/parser.c:13306 0x853be7 cp_parser_namespace_body ../../gcc/cp/parser.c:19714 0x853be7 cp_parser_namespace_definition ../../gcc/cp/parser.c:19692 0x853f6f cp_parser_declaration ../../gcc/cp/parser.c:13410 0x8545bf cp_parser_translation_unit ../../gcc/cp/parser.c:4731 0x8545bf c_parse_file() ../../gcc/cp/parser.c:43961 0x9bfb57 c_common_parse_file() ../../gcc/c-family/c-opts.c:1190=