Date: Thu, 18 Apr 2013 09:43:35 -0500 From: Diane Bruce <db@db.net> To: freebsd-numerics@FreeBSD.org Subject: [db@db.net: libstdc++ fun] Message-ID: <20130418144335.GA17561@night.db.net>
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----- Forwarded message from Diane Bruce <db@db.net> -----
Date: Wed, 17 Apr 2013 18:43:19 -0500
From: Diane Bruce <db@db.net>
To: theraven@FreeBSD.org, portmgr@FreeBSD.org
Subject: libstdc++ fun
User-Agent: Mutt/1.5.21 (2010-09-15)
Hey,
libstdc++ no longer exports expl
This function _is_ exported by libm in FreeBSD-HEAD (10) but not
in 9-STABLE
so ports that used to compile on 9-STABLE are now failing. Perhaps
expl needs to be MFC to libm as well?
==
from include/sys/param.h
#define __FreeBSD_version 901504 /* Master, propagated to newvers */
FreeBSD night.db.net 9.1-STABLE FreeBSD 9.1-STABLE #13 r248878: Fri Mar 29 14:35:31 EST 2013 root@night.db.net:/usr/obj/usr/src/sys/GENERIC amd64
grep expl libmath/*
libmath/stubs.c:expl(long double x)
libmath/stubs.c:frexpl(long double x, int *exp)
libmath/stubs.c:ldexpl(long double x, int exp)
night% /usr/lib/libm.a |grep expl
U frexpl
U ldexpl
0000000000000000 T ldexpl
s_frexpl.o:
0000000000000000 T frexpl
0000000000000000 a s_frexpl.c
night% nm -na /usr/lib/libstdc++.a |grep expl
{Nothing}
On HEAD
#define __FreeBSD_version 1000030 /* Master, propagated to newvers */
FreeBSD odyssey 10.0-CURRENT FreeBSD 10.0-CURRENT #79 r249529M: Mon Apr 15 19:00:03 EDT 2013 root@odyssey:/usr/obj/home/db/svn/system/head/sys/GENERIC amd64
# nm -na /usr/lib/libm.a |grep expl
U frexpl
U ldexpl
s_expl.o:
0000000000000000 a /home/db/svn/system/head/lib/msun/ld80/s_expl.c
0000000000000000 T expl
0000000000000000 T ldexpl
s_frexpl.o:
0000000000000000 a /home/db/svn/system/head/lib/msun/src/s_frexpl.c
0000000000000000 T frexpl
odyssey# nm -na /usr/lib/libstdc++.a|grep expl
{nothing}
- Diane
--
- db@FreeBSD.org db@db.net http://www.db.net/~db
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