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Re: linking and iostreams
- To: Greg Miller <firstname.lastname@example.org>
- Subject: Re: linking and iostreams
- From: Mumit Khan <email@example.com.EDU>
- Date: Fri, 12 Mar 1999 18:37:54 -0600
- cc: firstname.lastname@example.org
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- In-reply-to: Your message of "Fri, 12 Mar 1999 16:51:22 CST." <36E99A6A.FC36E7F@classic-games.com>
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Greg Miller <email@example.com> writes:
> Mumit Khan wrote:
> > Greg Miller <firstname.lastname@example.org> writes:
> > > but generates numerous undefined references during linking when compiled
> > > with:
> > >
> > > g++ -mno-cygwin test.c
> Oops.. just noticed an error here... That should have been:
> g++ -mno-cygwin test.c -L //d/cygnus/cygwinb20/mingw-libs
> In any event, is it linking the wrong libstdc++.a despite the "-L"
> switch? or is something else wrong?
I can't tell unless you include some of the undefined symbols. BTW,
I've updated my egcs-1.1.1-mingw-extra package to include both the
required libs and includes (_G_config.h).
The linker has a verbose option that helps. Similarly, the compiler
has a -H option that shows the includes being included.
$ g++ -mno-cygwin -H -c test.c
shows the includes.
$ g++ -mno-cygwin -Wl,--verbose test.o
shows the libraries being linked in (prints loads of output!)..
Both of these switches are very useful for debugging a problem like
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