Re: Trying to compile a simple C++ program

[Georg Fusz <fusz at ism dot tu-berlin dot de>]

Use 'g++' instaedt of 'gcc'.
Both commands calls the same compiler/linker; but they use different options.


Anton Mochalin wrote:
> 
> Hello.
> 
> I typed a simple program into a file 'a.cpp':
> 
> #include <iostream.h>
> 
> main()
> {
>  cout << "Hi!";
> }
> 
> and then tried to compile it:
> $ gcc -o a.exe a.cpp
> 
> All I got is:
> 
> /c/WINDOWS/TEMP/ccnLFh81.o(.text+0x18):a.cpp: undefined reference to `cout'
> /c/WINDOWS/TEMP/ccnLFh81.o(.text+0x1d):a.cpp: undefined reference to
> `ostream::operator<<(char const *)'
> collect2: ld returned 1 exit status
> 
> What's wrong? It seems that maybe something is wrong with the header files
> (iostream.h maybe) but what should I do to make gcc compile this program?
> My cygwin version is 1.1.8-2 and gcc version is 2.95.2-7
> 
> Anton.
> 
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-- 
Georg Fusz
Technische Universitaet Berlin, Germany


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