From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 825D33857C5D; Thu, 3 Mar 2022 14:20:28 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 825D33857C5D From: "dmalcolm at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug analyzer/104680] identical inner condition not detected Date: Thu, 03 Mar 2022 14:20:28 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: analyzer X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: diagnostic X-Bugzilla-Severity: enhancement X-Bugzilla-Who: dmalcolm at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: dmalcolm 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: Thu, 03 Mar 2022 14:20:28 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104680 --- Comment #6 from David Malcolm --- > trunk.git/liboffloadmic/runtime/offload_engine.cpp:113:13: warning: Ident= ical inner 'if' condition is always true. [identicalInnerCondition] 108 =E2=94=82 void Engine::init(void) 109 =E2=94=82 { 110 =E2=94=82 if (!m_ready) { 111 =E2=94=82 mutex_locker_t locker(m_lock); 112 =E2=94=82=20 113 =E2=94=82 if (!m_ready) { Possible false positive? (multithreaded code?)=