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Message-ID: <008501bfcb53$27bac960$a8a11dcb@ihug.co.nz>
From: "Ross Smith" <ross DOT s AT ihug DOT co DOT nz>
To: "Parker, Ron" <rdparker AT butlermfg DOT com>, <cygwin AT sourceware DOT cygnus DOT com>
References: <E12xGdc-0002uy-00 AT mx1 DOT ihug DOT co DOT nz>
Subject: Re: Major bug -- Exception handling broken
Date: Thu, 1 Jun 2000 10:54:13 +1200
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From: "Parker, Ron" <rdparker AT butlermfg DOT com>
> 
> My hunch about the specs file was wrong.  There are no entries related to
> g++.  However I did track this down to a problem with g++ using libm.a.
> 
> [snip]
> 
> gcc -v foo.cpp -o foo -lstd++ (OKAY)
> gcc -v foo.cpp -o foo -lstd++ -lm(BAD)
> gcc -v foo.cpp -o foo -lm (BAD)
> 
> So the problem seems to be with libm.a.  

Cygwin's libm.a is a symlink to libcygwin.a. I'll try replacing it
with a dummy stub library ... <tries it> ... nope, that made ld crash.

> I did a little more looking around and discovered that g++ should not be
> linking against -lm.  So, I came up with the following patch that at least
> make g++ able to compile a working version of the trivial test listed above.
> It looks like a previous patch of Mumit's may have gotten dropped.
> 
> If you cannot rebuild gcc, I can email a stripped and gzip'd version of the
> fixed g++. It is only 29,995 bytes.

That would be good. Thanks for all your help!

-- 
Ross Smith <ross DOT s AT ihug DOT co DOT nz> The Internet Group, Auckland, New Zealand
========================================================================
   "So that's 2 T-1s and a newsfeed ... would you like clues with that?"
                                                       -- Peter Da Silva




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