From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.org/gmane.linux.lib.musl.general/4810 Path: news.gmane.org!not-for-mail From: Jens Gustedt Newsgroups: gmane.linux.lib.musl.general Subject: Re: build with clang-3.4 warnings report Date: Sun, 06 Apr 2014 00:08:23 +0200 Message-ID: <1396735703.11744.355.camel@eris.loria.fr> References: <533F0F1A.6040707@embtoolkit.org> <20140404204701.GO26358@brightrain.aerifal.cx> <533F56FB.8060509@embtoolkit.org> <20140405015443.GU26358@brightrain.aerifal.cx> <1396688698.11744.258.camel@eris.loria.fr> <20140405130700.GV26358@brightrain.aerifal.cx> <1396708669.11744.314.camel@eris.loria.fr> <20140405163512.GW26358@brightrain.aerifal.cx> Reply-To: musl@lists.openwall.com NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-6CSbMGpJUfsQ+DRutD4O" X-Trace: ger.gmane.org 1396735724 27206 80.91.229.3 (5 Apr 2014 22:08:44 GMT) X-Complaints-To: 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Cj15cu23XZI4/826Px/xqB37z547sPH374oOvnKTsOb+1zuCoImZARM8ZiLlKkXcWOcoFRJ+Do/CwFO4e2DEe+9Ti+ZXA8ny/cU+X4bMKRZxZIVEiqXI6/+NKuUzPHb7z40ovnX3zx+Ctuq38HyuqWG7Tu+A0AAAAASUVORK5CYII= X-Mailer: Evolution 3.2.3-0ubuntu6 Xref: news.gmane.org gmane.linux.lib.musl.general:4810 Archived-At: --=-6CSbMGpJUfsQ+DRutD4O Content-Type: multipart/mixed; boundary="=-XgHXz5sAzKOLEcGjmEDN" --=-XgHXz5sAzKOLEcGjmEDN Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Am Samstag, den 05.04.2014, 12:35 -0400 schrieb Rich Felker: > I'd be interested in seeing what you mean by some of these, but note > that these are all +'s and don't seem to have any concrete advantages > over the current code. I attach the cleanest and simplest version. (forget about the handling of the historic mips case, if you don't like it) > I was talking about the approach with designated initializers, which I > assumed would look something like: >=20 > { > [EBADF] =3D "Bad file descriptor", > [EILSEQ] =3D "Illegal sequence", > ... > } sorry I wasn't clear enough, yes the one you had in mind would need an array of pointers, instead of "unsigned char". I was thinking of using designated initializers to compute offsets. In the example that is joint, the main change in size is due to the change from "unsigned char" to "unsigned short" for the table and because there are some holes. (+200) When placing the default entry in front instead of last, this shaves of about 50, again. (so +150 in total) Jens --=20 :: INRIA Nancy Grand Est :: http://www.loria.fr/~gustedt/ :: :: AlGorille ::::::::::::::: office Nancy : +33 383593090 :: :: ICube :::::::::::::: office Strasbourg : +33 368854536 :: :: ::::::::::::::::::::::::::: gsm France : +33 651400183 :: :: :::::::::::::::::::: gsm international : +49 15737185122 :: --=-XgHXz5sAzKOLEcGjmEDN Content-Disposition: attachment; filename="strerror.c" Content-Type: text/x-csrc; name="strerror.c"; charset="UTF-8" Content-Transfer-Encoding: base64 I2luY2x1ZGUgPGVycm5vLmg+DQojaW5jbHVkZSA8c3RyaW5nLmg+DQojaW5jbHVkZSA8c3RkZGVm Lmg+DQoNCi8qIG1pcHMgaGFzIG9uZSBlcnJvciBjb2RlIG91dHNpZGUgb2YgdGhlIDgtYml0IHJh bmdlIGR1ZSB0byBhDQogKiBoaXN0b3JpY2FsIHR5cG8sIHNvIHdlIGp1c3QgcmVtYXAgaXQuICov DQojZGVmaW5lIE1JUFNBQ0NJREVOVCAxMTMzDQoNCiNpZiBFRFFVT1Q9PU1JUFNBQ0NJREVOVA0K IyBkZWZpbmUgTUlQU1NQRUNJQUwgKE1JUFNBQ0NJREVOVCYweEZGKQ0KIyB1bmRlZiBFRFFVT1QN CiMgZGVmaW5lIEVEUVVPVCBNSVBTU1BFQ0lBTA0KI2Vsc2UNCiMgZGVmaW5lIE1JUFNTUEVDSUFM IDANCiNlbmRpZg0KDQoNCiNkZWZpbmUgRShhLGIpIGNoYXIgX2VyciAjIyBhW3NpemVvZiBiXTsN CnN0cnVjdCBlcnJzdHJ1Y3Qgew0KI2luY2x1ZGUgIl9fc3RyZXJyb3IuaCINCn07DQoNCiN1bmRl ZiBFDQojZGVmaW5lIEUoYSxiKSAuX2VyciAjIyBhID0geyBiIH0sDQpzdGF0aWMgY29uc3Qgc3Ry dWN0IGVycnN0cnVjdCBlcnJtc2cgPSB7DQojaW5jbHVkZSAiX19zdHJlcnJvci5oIg0KfTsNCg0K I3VuZGVmIEUNCiNkZWZpbmUgRShhLGIpIFthXSA9IG9mZnNldG9mKHN0cnVjdCBlcnJzdHJ1Y3Qs IF9lcnIgIyMgYSksDQpzdGF0aWMgY29uc3QgdW5zaWduZWQgc2hvcnQgZXJyb2Zmc2V0W10gPSB7 DQojaW5jbHVkZSAiX19zdHJlcnJvci5oIg0KfTsNCg0KZW51bSB7IGVycm1heCA9IChzaXplb2Yg ZXJyb2Zmc2V0KS8oc2l6ZW9mIGVycm9mZnNldFswXSksIH07DQoNCmNoYXIgKnN0cmVycm9yKGlu dCBlKQ0Kew0KICAgICAgICBpZiAoTUlQU1NQRUNJQUwpIHsNCiAgICAgICAgICBzd2l0Y2ggKGUp IHsNCiAgICAgICAgICAgIC8qIHdvdWxkIGJlIHNpbXBsZXIgaWYgX2VycjAgd291bGQgYmUgZmly c3QgZmllbGQgKi8NCiAgICAgICAgICBjYXNlIE1JUFNTUEVDSUFMOiByZXR1cm4gKGNoYXIqKWVy cm1zZy5fZXJyMDsNCiAgICAgICAgICBjYXNlIE1JUFNBQ0NJREVOVDogZT1NSVBTU1BFQ0lBTDsg YnJlYWs7DQogICAgICAgICAgfQ0KICAgICAgICB9DQogICAgICAgIC8qIHdvdWxkIGJlIHNpbXBs ZXIgaWYgX2VycjAgd291bGQgYmUgZmlyc3QgZmllbGQgKi8NCiAgICAgICAgaWYgKCgodW5zaWdu ZWQpZSA+PSAodW5zaWduZWQpZXJybWF4KSB8fCAhZXJyb2Zmc2V0W2VdKSBlID0gMDsNCiAgICAg ICAgcmV0dXJuIGVycm9mZnNldFtlXSArIChjaGFyKikmZXJybXNnOw0KfQ0K --=-XgHXz5sAzKOLEcGjmEDN-- --=-6CSbMGpJUfsQ+DRutD4O Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iEYEABECAAYFAlNAftcACgkQD9PoadrVN+JBOACggINZJfdwI0ZJ/MsHs15KSfDU HVsAoI536+m0cARgFulswnYkbFHZcTIR =X0rQ -----END PGP SIGNATURE----- --=-6CSbMGpJUfsQ+DRutD4O--