Date: Sat, 8 Feb 2003 16:19:35 -0500 From: "Matthew Emmerton" <matt@gsicomp.on.ca> To: "Brent Verner" <brent@rcfile.org> Cc: <freebsd-current@FreeBSD.ORG> Subject: Re: gcc-3.2.1 and c++ headers Message-ID: <005201c2cfb7$c81e29e0$1200a8c0@gsicomp.on.ca> References: <20030208181736.GA14066@rcfile.org> <002001c2cfb4$93443960$1200a8c0@gsicomp.on.ca> <20030208211503.GA15069@rcfile.org>
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It compiled on -CURRENT and -STABLE using this:
#include <iostream>
You've got #include <iostream.h> in your example below.
Matt
----- Original Message -----
From: "Brent Verner" <brent@rcfile.org>
To: "Matthew Emmerton" <matt@gsicomp.on.ca>
Cc: <freebsd-current@FreeBSD.ORG>
Sent: Saturday, February 08, 2003 4:15 PM
Subject: Re: gcc-3.2.1 and c++ headers
> [2003-02-08 15:56] Matthew Emmerton said:
> | Your working example below compiles without error using gcc 2.95.x
(FreeBSD
> | 4.x) and gcc 3.2.x (FreeBSD 5.x), which is expected since it's compliant
> | C++. (See Stroustrup's The C++ Programming Language, section 9.2.2,
which
> | indicates that the proper way to include C++ standard library headers
such
> | as iostream, string, etc. is using angle brackets and no dot-h.)
>
> You compiled it on a -current (gcc-3.2.1) system? It does will not
> compile on mine, current as of 6 Feb. I noticed the problem
> with -current from 2 Feb, so I can't comment on anything before
> that date.
>
> brent@scratch$ cat test.cc
> #include <iostream.h>
> int main(){
> return 1;
> }
> void xxx (ostream& os) {
> os << ' ';
> os << "out\n";
> }
> brent@scratch$ g++ test.cc -o test
> /var/tmp//ccuRnfCI.o: In function `xxx(ostream&)':
> /var/tmp//ccuRnfCI.o(.text+0x27): undefined reference to
`ostream::operator<<(char)'
> /var/tmp//ccuRnfCI.o(.text+0x3a): undefined reference to
`ostream::operator<<(char const*)'
> brent@scratch$ uname -a
> FreeBSD scratch.rcfile.org 5.0-CURRENT FreeBSD 5.0-CURRENT #0: Thu Feb 6
13:39:46 EST 2003
root@scratch.rcfile.org:/jail/.usr.obj/jail/.cvsup/src/sys/SCRATCH i386
> brent@scratch$ g++ -v
> Using built-in specs.
> Configured with: FreeBSD/i386 system compiler
> Thread model: posix
> gcc version 3.2.1 [FreeBSD] 20021119 (release)
>
> | Be glad that the gcc maintainers have finally updated their C++ compiler
to
> | be more standards-compliant.
>
> agreed :-)
>
> | I'd suggest feeding back patches to the jdk maintainer.
>
> the jdk code uses the <iostream.h> header, and will not compile on
> my system w/o some tweaks.
>
> cheers.
> brent
>
> --
> "Develop your talent, man, and leave the world something. Records are
> really gifts from people. To think that an artist would love you enough
> to share his music with anyone is a beautiful thing." -- Duane Allman
>
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