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stupid g++ question



Interesting. I just copied over to a Red Hat system and it built fine. 
I have verified that the code does pick up the header files from the 
correct place. (On Tru64 /usr/local/include/g++-v3). I think the issue 
might have to do with one of the compile time switches. 

On 14 Mar 2002 at 13:09, Paul Iadonisi wrote:

>   This code still compiles for me.  I'm using Red Hat 7.2 with all updates.
> BTW: I find it amazing that people are still referring to Red Hat's 2.96
> release of GCC as 'bastardized' and other sometimes derogatory terms.  I
> guarantee you that things like this will keep cropping with 2.95 and some 3.0
> releases.  That's not to say that this can't be fixed or isn't some genuine
> installation problem, just that a stock Red Hat 7.2 + updates compiles it
> fine.  For further information on Red Hat's 2.96 release of GCC, read
> http://www.bero.org/gcc296.html.
>   What distribution and compiler/library version are you using again?
> 
> On Thu, Mar 14, 2002 at 12:59:44PM -0500, Jerry Feldman wrote:
> > You are right, here is the source I am concerned about:
> > #include <iostream.h>
> > #include <string>
> > int main()
> > {
> >         string s;
> >         s = "Hello, world!";
> >         cout << s << "\n";
> > }
> > It was a cut/paste error, and I didn't catch it. 
> > On 14 Mar 2002 at 11:45, John Jannotti wrote:
> > 
> > > 
> > > I don't know the exact problem, but the error output you show is probably
> > > not from the shortened source that you show.  It is complaining about
> > > identifiers (and line numbers) that don't exist in your source.  Perhaps
> > > you shortened the source after generating the error?
> > > 
> > > Certainly the source you show compiles fine for me under g++.
> > > 
> > > shrub:~> cat hello.cc
> > > #include <iostream.h>
> > > int main()
> > > {
> > >         cout << "Hello, world!" << "\n";
> > > }
> > > shrub:~> g++ hello.cc
> > > shrub:~> ./a.out 
> > > Hello, world!
> > > shrub:~> g++ -v
> > > Reading specs from /usr/lib/gcc-lib/i386-redhat-linux/2.96/specs
> > > gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)
> > > 
> > >   jj
> > > 
> > > 
> > > "Jerry Feldman" <gerry.feldman at compaq.com> writes:
> > > > I have a simple hello world program that uses the string class. This 
> > > > compiles and runs ok on some commercial c++ compilers but not on g++ (2.95 
> > > > and 3.03). This is just one sanitized issue with a larger system.
> > > > #include <iostream.h>
> > > > int main()
> > > > {
> > > >         cout << "Hello, world!" << "\n";
> > > > }
> > > > phbs.gf:src [158%] g++ hello.cc -o hello
> > > > hello.cc: In function `int main()':
> > > > hello.cc:5: `string' undeclared (first use this function)
> > > > hello.cc:5: (Each undeclared identifier is reported only once for each 
> > > > function it appears in.)
> > > > hello.cc:5: parse error before `;' token
> > > > hello.cc:6: `s' undeclared (first use this function)
> > > > 
> > > > phbs.gf:src [159%] cxx hello.cc -o hello
> > > > phbs.gf:src [160%] hello
> > > > Hello, world!
> > > > 
> > > > 
> > > > --
> > > > Jerry Feldman
> > > > Portfolio Partner Engineering   
> > > > 508-467-4315 http://www.testdrive.compaq.com/linux/
> > > > 
> > > > Compaq Computer Corp.
> > > > 200 Forest Street MRO1-3/F1
> > > > Marlboro, Ma. 01752
> > > > 
> > > > _______________________________________________
> > > > Discuss mailing list
> > > > Discuss at blu.org
> > > > http://www.blu.org/mailman/listinfo/discuss
> > 
> > Jerry Feldman <gaf at blu.org>
> > Associate Director
> > Boston Linux and Unix user group
> > http://www.blu.org PGP key id:C5061EA9
> > PGP Key fingerprint:053C 73EC 3AC1 5C44 3E14 9245 FB00 3ED5 C506 1EA9
> > 
> > _______________________________________________
> > Discuss mailing list
> > Discuss at blu.org
> > http://www.blu.org/mailman/listinfo/discuss
> > 
> 
> -- 
> -Paul Iadonisi
>  Senior System Administrator
>  Red Hat Certified Engineer / Local Linux Lobbyist
>  Ever see a penguin fly?  --  Try Linux.
>  GPL all the way: Sell services, don't lease secrets

--
Jerry Feldman
Portfolio Partner Engineering   
508-467-4315 http://www.testdrive.compaq.com/linux/

Compaq Computer Corp.
200 Forest Street MRO1-3/F1
Marlboro, Ma. 01752





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