re: lib/39986: libmapper_zone.so is trying to call undefined weak symbol

[matthew green <mrg%eterna.com.au@localhost>]

The following reply was made to PR lib/39986; it has been noted by GNATS.

From: matthew green <mrg%eterna.com.au@localhost>
To: Jason Thorpe <thorpej%shagadelic.org@localhost>
Cc: Takehiko NOZAKI <takehiko.nozaki%gmail.com@localhost>, 
gnats-bugs%netbsd.org@localhost,
    lib-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost,
    netbsd-bugs%netbsd.org@localhost, tech-userlevel%netbsd.org@localhost,
    Nick Hudson <nick.hudson%gmx.co.uk@localhost>
Subject: re: lib/39986: libmapper_zone.so is trying to call undefined weak 
symbol
Date: Tue, 05 Jan 2010 11:12:57 +1100

    
    On Jan 2, 2010, at 12:47 AM, Nick Hudson wrote:
    
    >> 
    >>  2. clarify application using dlopen(3) must add -lgcc_s option.
    >> 
    >>    same approach of non ptheaded application loading ptheaded library.
    >>    see following discussion:
    >>    http://mail-index.netbsd.org/pkgsrc-users/2009/01/17/msg009088.html
    > 
    > Without --eh-frame-hdr this is the solution.
    
    If libc.so were linked against libgcc_s, would this be required?
 
 quoting earnshaw from a couple of months ago:
 
 > Libc on Linux does not have a dependency on libgcc_s.so; I'm not sure why
 > NetBSD should need one.
 
 which makes me much prefer --eh-frame-hdr.
 
 
 .mrg.