[Bug c++/37671] can't use iostream library

[pinskia at gmail dot com]

------- Comment #1 from pinskia at gmail dot com  2008-09-29 02:56 -------
Subject: Re:   New: can't use iostream library



Sent from my iPhone

On Sep 28, 2008, at 7:44 PM, "hadmanysons at gmail dot com"
<gcc-bugzilla@gcc.gnu.org 
 > wrote:

> Whenever I try to compile something using the iostream library, gcc  
> pumps out a
> lot of errors. Here's the gcc -v -save-temps screen:
> Using built-in specs.
> Target: i386-redhat-linux
> Configured with: ../configure --prefix=/usr --mandir=/usr/share/man
> --infodir=/usr/share/info --with-bugurl=http://bugzilla.redhat.com/bugzilla
> --enable-bootstrap --enable-shared --enable-threads=posix
> --enable-checking=release --with-system-zlib --enable-__cxa_atexit
> --disable-libunwind-exceptions
> --enable-languages=c,c++,objc,obj-c++,java,fortran,ada --enable-java- 
> awt=gtk
> --disable-dssi --enable-plugin
> --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-1.5.0.0/jre
> --enable-libgcj-multifile --enable-java-maintainer-mode
> --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --disable-libjava- 
> multilib
> --with-cpu=generic --build=i386-redhat-linux
> Thread model: posix
> gcc version 4.3.0 20080428 (Red Hat 4.3.0-8) (GCC)
>
> Here's the errors i get get when compile (gcc src/mycode.cpp -o bin/ 
> myprog):
> gcc src/reg.cpp -o bin/reg

Use g++ to link instead of gcc.

>
> /tmp/cc8kjHpW.o: In function `main':
> reg.cpp:(.text+0x1c): undefined reference to `std::cout'
> reg.cpp:(.text+0x21): undefined reference to `std::basic_ostream<char,
> std::char_traits<char> >& std::operator<< <std::char_traits<char>
>> (std::basic_ostream<char, std::char_traits<char> >&, char const*)'
> reg.cpp:(.text+0x29): undefined reference to `std::basic_ostream<char,
> std::char_traits<char> >& std::endl<char, std::char_traits<char>
>> (std::basic_ostream<char, std::char_traits<char> >&)'
> reg.cpp:(.text+0x31): undefined reference to `std::basic_ostream<char,
> std::char_traits<char> >::operator<<(std::basic_ostream<char,
> std::char_traits<char> >& (*)(std::basic_ostream<char,  
> std::char_traits<char>
>> &))'
> /tmp/cc8kjHpW.o: In function  
> `__static_initialization_and_destruction_0(int,
> int)':
> reg.cpp:(.text+0x60): undefined reference to  
> `std::ios_base::Init::Init()'
> reg.cpp:(.text+0x65): undefined reference to  
> `std::ios_base::Init::~Init()'
> /tmp/cc8kjHpW.o:(.eh_frame+0x11): undefined reference to  
> `__gxx_personality_v0'
> collect2: ld returned 1 exit status
>
> I know your page said you didn't want a code snippet but I can't  
> help but think
> it's relevant (I might just be overlooking something):
>
> #include <iostream>
>
> using namespace std;
>
> int main(int argc, char *argv[])
> {
>  std::cout<<"asdf"<<endl;
>  return 0;
> }
>
>
> Even something that simple won't work.
>
>
> -- 
>           Summary: can't use iostream library
>           Product: gcc
>           Version: 4.3.0
>            Status: UNCONFIRMED
>          Severity: major
>          Priority: P3
>         Component: c++
>        AssignedTo: unassigned at gcc dot gnu dot org
>        ReportedBy: hadmanysons at gmail dot com
>
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37671
>


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37671