learning c++

Vulpes Velox v.velox at vvelox.net
Mon Oct 18 17:16:45 PDT 2004


On Tue, 19 Oct 2004 02:50:01 +0300
Giorgos Keramidas <keramida at freebsd.org> wrote:

> On 2004-10-18 18:40, Vulpes Velox <v.velox at vvelox.net> wrote:
> > Any one know of any good guides to learning C++, specifically in
> > regards to the newer gcc?
> >
> > Currently been messing with it a bit, but I am figuring that I am
> > doing something wrong... been messing with learning strings and
> > the like and I am getting a a.out that has a obscene size... 142kB
> > in size...
> 
> Is your executable dynamically or statically linked?  The following
> small C++ program builds into an a.out file of about 6 Kb, which is
> rather small -- certainly not hundreds of kilobytes.
> 
>      1  #include <iomanip>
>      2  #include <iostream>
>      3
>      4  using namespace std;
>      5
>      6  int
>      7  main(void)
>      8  {
>      9          cout << "Hello C++ world" << endl;
>     10          return (0);
>     11  }
> giorgos at gothmog[02:45]/home/giorgos$ c++ -W -Wall hello.cc
> giorgos at gothmog[02:46]/home/giorgos$ ls -l a.out
> -rwxrwxr-x  1 giorgos  giorgos  6952 Oct 19 02:46 a.out
> giorgos at gothmog[02:46]/home/giorgos$ ./a.out
> Hello C++ world
> giorgos at gothmog[02:46]/home/giorgos$ ldd a.out
> a.out:
>         libstdc++.so.4 => /usr/lib/libstdc++.so.4 (0x28075000)
>         libm.so.3 => /lib/libm.so.3 (0x28147000)
>         libc.so.6 => /lib/libc.so.6 (0x28161000)

If this is using 2.95, it is not surprising, but I don't get any thing
like this what so ever using c++34.


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