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Thu, 05 Nov 2020 08:08:42 +0100 From: Laurent Vivier To: qemu-devel@nongnu.org Subject: [PULL 1/4] linux-user/mips/cpu_loop: silence the compiler warnings Date: Thu, 5 Nov 2020 08:08:34 +0100 Message-Id: <20201105070837.558332-2-laurent@vivier.eu> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201105070837.558332-1-laurent@vivier.eu> References: <20201105070837.558332-1-laurent@vivier.eu> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:mB2wYGg5fJmamHxht+mWKsCvbov7nBc+/AkihQD+UANjNMzleP3 5lfScrPwvmH59imx+R+7m2HyXm/wyh5BiqHIj7v0HWMpIlY9omplsLzc42RG66F/oM8iO5T 1Za9+C/icYIu6BtSzFtOc59pY21P1UzhPXFLbg5CFl9c2HxK+302RrioHYnbts/GBt4A1y9 s/dmsOGU9vJxL2twtU4ZQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:cDY63zzMv0E=:n0XDVufOE5aKGnydyB/wmz j3VC8TqXEXKsTVxRT87jIHQJuuLtuxpCIpL97zIH0S9HaRGl5f8WT2lklm6Z2+x0EIDFUpHnh a5i6Izw8RbmshqaHDjvoPx+6p5yRT56+lGvKpFBEJ6CIoa0d70lPr7VTSiK7PTXVFmo3W9g1i 2emKB56OXxqoq5pKh03wMaUvVRzTIS1yCOYgjxa2QO+fDd54HmPYAwsD0VTV961WAhDaRbWqv wYNdMW6AtGIYip5y9Mt+2VM8+ko3HjCHmSA8zl1GJIsfMHXjg9n2NWzhPC1xMxl5Ponzgj0C+ juHCMTMRntoKC0SWTtbkmojdjeFnjnnFNUtsMmqUZruGV2GXGK2k/PvAJKK+rbp/UGWjNYfMG bNAWlTt4PxtMKeuFwQfLI+hqZnyfF7IEhHWfBw4Ggs9nHr/r0lHJ6dTxIQLRG Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=212.227.126.131; envelope-from=laurent@vivier.eu; helo=mout.kundenserver.de X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/05 02:08:48 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Chen Qun , Thomas Huth , Laurent Vivier , Euler Robot Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" From: Chen Qun When using -Wimplicit-fallthrough in our CFLAGS, the compiler showed warnin= g: linux-user/mips/cpu_loop.c: In function =E2=80=98cpu_loop=E2=80=99: linux-user/mips/cpu_loop.c:104:24: warning: this statement may fall through= [-Wimplicit-fallthrough=3D] 104 | if ((ret =3D get_user_ual(arg8, sp_reg + 28)) != =3D 0) { | ^ linux-user/mips/cpu_loop.c:107:17: note: here 107 | case 7: | ^~~~ linux-user/mips/cpu_loop.c:108:24: warning: this statement may fall through= [-Wimplicit-fallthrough=3D] 108 | if ((ret =3D get_user_ual(arg7, sp_reg + 24)) != =3D 0) { | ^ linux-user/mips/cpu_loop.c:111:17: note: here 111 | case 6: | ^~~~ linux-user/mips/cpu_loop.c:112:24: warning: this statement may fall through= [-Wimplicit-fallthrough=3D] 112 | if ((ret =3D get_user_ual(arg6, sp_reg + 20)) != =3D 0) { | ^ linux-user/mips/cpu_loop.c:115:17: note: here 115 | case 5: | ^~~~ Add the corresponding "fall through" comment to fix it. Reported-by: Euler Robot Signed-off-by: Chen Qun Reviewed-by: Thomas Huth Reviewed-by: Laurent Vivier Message-Id: <20201030004046.2191790-5-kuhn.chenqun@huawei.com> Signed-off-by: Laurent Vivier --- linux-user/mips/cpu_loop.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/linux-user/mips/cpu_loop.c b/linux-user/mips/cpu_loop.c index 553e8ca7f576..cfe7ba5c47d8 100644 --- a/linux-user/mips/cpu_loop.c +++ b/linux-user/mips/cpu_loop.c @@ -104,18 +104,22 @@ void cpu_loop(CPUMIPSState *env) if ((ret =3D get_user_ual(arg8, sp_reg + 28)) !=3D 0) { goto done_syscall; } + /* fall through */ case 7: if ((ret =3D get_user_ual(arg7, sp_reg + 24)) !=3D 0) { goto done_syscall; } + /* fall through */ case 6: if ((ret =3D get_user_ual(arg6, sp_reg + 20)) !=3D 0) { goto done_syscall; } + /* fall through */ case 5: if ((ret =3D get_user_ual(arg5, sp_reg + 16)) !=3D 0) { goto done_syscall; } + /* fall through */ default: break; } --=20 2.28.0