Re: problem with string class (not string.h vs. String.h)

[Earnie Boyd <earnie_boyd at yahoo dot com>]

  Please see the IMPORTANT UPGRADE NOTICE at the end if this note.


---Steve Lane <mrsteve@nature.berkeley.edu> wrote:
>
> I just downloaded and installed beta 19.1.  No problems, everything
> went fine.  I've been using it to work through "C++ Primer", 3/e (good
> book, LOTS of misprints this edition), generally without problems
> (i.e. templates, etc. work fine).
> 
> However...
> 
> This won't work, and it works fine on other compilers (i.e. g++ v.
2.8.1
> running
> on a DEC Alpha):
> 
> in file test.cc:
> 
> #include <string>
> 
> int main()
> {
>    string str( "string" );
>    return 0;
> }
> 
> I get a whole list of errors that look like the following:
> 
> mrsteve >> g++ -lg++ -I/Cygnus/b19/include/g++ -o test test.cc
>
C:\Cygnus\B19\H-i386-cygwin32\lib\gcc-lib\i386-cygwin32\2.7-B19\../../../libstdc
> 
> ++.a(cstrmain.o): In function
> `$_t12basic_string2ZcZt18string_char_traits1Zc':
> /home/noer/src/97r2/devo/libstdc++/std/bastring.h:163: multiple
definition
> of `b
> asic_string<char, string_char_traits<char> >::~basic_string(void)'
>
C:\TEMP\cc0010361.o(.text$_$_t12basic_string2ZcZt18string_char_traits1Zc+0x0):te
> 
> st.cc: first defined here
> 
> (plus about nine more multiply defined class methods, constructors,
etc.)
> 
> As can be seen from the command line above, this problem is not
solved by
> linking against the g++ library, or by explicitly including the g++
include
> directory.  I would LOVE to know what the problem is.   The error
messages
> seem to indicate that something is being multiply defined/included,
but I've
> been
> through the header files some (the #include recursions get pretty
hairy
> after a bit),
> and I couldn't find any obvious problems.
> 
> The version info is
> 
> mrsteve >> g++ -v
> Reading specs from
> C:\Cygnus\B19\H-i386-cygwin32\lib\gcc-lib\i386-cygwin32\2.7-B
> 19\specs
> gcc driver version 2.7-B19 executing gcc version 2.7-97r2aBeta
> 
> and
> 
> mrsteve >> uname -a
> CYGWIN32_NT CROAKER 4.0 19.1 i686 unknown
> 
> Any help would be much appreciated -- thanks in advance!
> 
> -Steve Lane
> 


-        \\||//
---o0O0--Earnie--0O0o----
--earnie_boyd@yahoo.com--
------ooo0O--O0ooo-------

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-------------------- IMPORTANT UPGRADE NOTICE ------------------------
You should get the following to update your cygwinb19 package:

Sergey Okhapkin's coolview package which contains an updated 
cygwinb19.dll.  (Yes, even if you've already downloaded the b19.1 
update from the Cygnus Site).

Mumit Khan's compilation of EGCS for the cygwinb19.dll; especially if 
your using the C++ compiler.  The current version of the compiler that 
comes with the tools have lots of problems that have been fixed with 
the EGCS version.  This is a drop-in replacement for the GCC toolset.

URL's are listed above.
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