bootstrap/3314: --enable-threads does not seem to be working for HP-UX 11.00

[Craig Rodrigues]

The following reply was made to PR bootstrap/3314; it has been noted by GNATS.

From: Craig Rodrigues <rodrigc@mediaone.net>
To: gcc-gnats@gcc.gnu.org
Cc:  
Subject: Re: bootstrap/3314: --enable-threads does not seem to be working for HP-UX 11.00
Date: Mon, 14 Jan 2002 22:09:32 -0500

 On Sat, Jan 05, 2002 at 02:59:26AM -0500, John David Anglin wrote:
 > > I am looking at different PR's in GCC GNATS, and I was
 > > wondering if you had any ideas as to this one:
 > > 
 > > http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view&database=gcc&pr=3314
 > > 
 > > Do you have any idea as to what the correct config.gcc
 > > entry for hpux11 would be for --enable-threads?
 > 
 > Hpux 11 supports posix and optionally dce threads.  The best choice is
 > posix unless backward compatibility is required.
 > 
 > However, simply adding this to config.gcc is not sufficient to get
 > posix or dce threads working under hpux 11.  That's why thread
 > support is commented out in config.gcc.  A few months ago, Rodney
 > Brown developed a patch for the backend which went some distance
 > towards getting threads working under hpux 11.  You may be able
 > to find this patch in the mail archives.
 > 
 > Under hpux 10.X, a multilib implementation was used for single and
 > dce threads.  This configuration isn't ideal and no decision has
 > been made as to what implementation to use for hpux 11.  It may
 > differ for 32 and 64 bits.
 > 
 > In summary, threads are not supported yet under hpux 11.  Possibly,
 > this could be noted in the installation notes.
 > 
 > Dave
 > -- 
 > J. David Anglin                                  dave.anglin@nrc.ca
 > National Research Council of Canada              (613) 990-0752 (FAX: 952-6605)