Date: Sat, 10 Nov 2012 23:43:45 +0200 From: Konstantin Belousov <kostikbel@gmail.com> To: Dimitry Andric <dim@freebsd.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r242879 - in head/lib: libc/gen msun/src Message-ID: <20121110214345.GT73505@kib.kiev.ua> In-Reply-To: <201211102122.qAALMAnO014246@svn.freebsd.org> References: <201211102122.qAALMAnO014246@svn.freebsd.org>
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--99MdDuYC93zIKUQv Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Nov 10, 2012 at 09:22:10PM +0000, Dimitry Andric wrote: > Author: dim > Date: Sat Nov 10 21:22:10 2012 > New Revision: 242879 > URL: http://svnweb.freebsd.org/changeset/base/242879 >=20 > Log: > Only define isnan, isnanf, __isnan and __isnanf in libc.so, not in > libc.a and libc_p.a. In addition, define isnan in libm.a and libm_p.a, > but not in libm.so. > =20 > This makes it possible to statically link executables using both isnan > and isnanf with libc and libm. > =20 > Tested by: kargl > MFC after: 1 week >=20 > Modified: > head/lib/libc/gen/isnan.c > head/lib/msun/src/s_isnan.c >=20 > Modified: head/lib/libc/gen/isnan.c > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D > --- head/lib/libc/gen/isnan.c Sat Nov 10 21:09:17 2012 (r242878) > +++ head/lib/libc/gen/isnan.c Sat Nov 10 21:22:10 2012 (r242879) > @@ -35,6 +35,7 @@ > * binary compat until we can bump libm's major version number. > */ > =20 > +#ifdef PIC > __weak_reference(__isnan, isnan); > __weak_reference(__isnanf, isnanf); > =20 > @@ -55,3 +56,4 @@ __isnanf(float f) > u.f =3D f; > return (u.bits.exp =3D=3D 255 && u.bits.man !=3D 0); > } > +#endif /* PIC */ >=20 > Modified: head/lib/msun/src/s_isnan.c > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D > --- head/lib/msun/src/s_isnan.c Sat Nov 10 21:09:17 2012 (r242878) > +++ head/lib/msun/src/s_isnan.c Sat Nov 10 21:22:10 2012 (r242879) > @@ -30,8 +30,9 @@ > =20 > #include "fpmath.h" > =20 > -/* Provided by libc */ > -#if 0 > +/* Provided by libc.so */ > +#ifndef PIC > +#undef isnan > int > isnan(double d) > { > @@ -40,7 +41,7 @@ isnan(double d) > u.d =3D d; > return (u.bits.exp =3D=3D 2047 && (u.bits.manl !=3D 0 || u.bits.manh != =3D 0)); > } > -#endif > +#endif /* !PIC */ > =20 > int > __isnanf(float f) So you broke ABI for libm ? --99MdDuYC93zIKUQv Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iEYEARECAAYFAlCeypAACgkQC3+MBN1Mb4gQBACfX3Lbm8p1JdV2Sn8achQSsHEO dxwAn1K1VSurCuOH3Y8Z4yxwxPh/QaaZ =o0Bs -----END PGP SIGNATURE----- --99MdDuYC93zIKUQv--
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