From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 4CB92386F800; Wed, 20 May 2020 11:06:30 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 4CB92386F800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1589972790; bh=ZKFp/ZFKcLgpcxEX4RTN2sOpb3tQd+uG+i/7t4lQk80=; h=From:To:Subject:Date:In-Reply-To:References:From; b=PkD5WlXzHe5C0VScOwqz+WsoW6uNjswcDW1N/kNGlMTYxVhIazVj0CrMMHKejCZ02 y942xSmQEe/UtMtbVaSsI88zAr/fLehd3kjf3vsgcSugCR6LwETwZRoZZYqXhgeiVb FoSNKYD0YLdTb8jbXfFP3bHgF8PQBBr/XS9HpsSk= From: "marxin at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug sanitizer/95137] Sanitizers seem to be missing support for coroutines Date: Wed, 20 May 2020 11:06:30 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: sanitizer X-Bugzilla-Version: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: marxin at gcc dot gnu.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: --- 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, 20 May 2020 11:06:30 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D95137 --- Comment #14 from Martin Li=C5=A1ka --- The original problem: test.cc:3749:5: runtime error: member call on misaligned address 0x000041b5= 8ab3 for type 'struct awaiter', which requires 8 byte alignment 0x000041b58ab3: note: pointer points here @Iain: How do you allocate the awaiter object? @Rafael: Can you please append output with: export UBSAN_OPTIONS=3D"print_stacktrace=3D1"=