Date: Fri, 09 Dec 1994 08:26:25 -0500 (EST)
From: "Martin R. Miller" <MRMILLER AT delphi DOT com>
Subject: Re: Large g++ object files: solution
To: djgpp AT sun DOT soe DOT clarkson DOT edu
Cc: jdp AT polstra DOT com

jdp AT polstra DOT com (John Polstra) writes:
 
> The compiler option is "-fconserve-space".  It was introduced in version
> 2.6.0, which means that it is available in the compiler that comes
> with djgpp112.  From the GNU documentation, under "Options Controlling
> C++ Dialect":
> 
> ===============================================================================
> `-fconserve-space'
>      Put uninitialized or runtime-initialized global variables into the
>      common segment, as C does.  This saves space in the executable at
>      the cost of not diagnosing duplicate definitions.  If your program
>      mysteriously crashes after `main()' has completed, you may have an
>      object that is being destroyed twice because two definitions were
>      merged.
> ===============================================================================
 
This certainly does seem to do the trick -- thanks John.
 
> It's really worth it to browse the compiler documentation.  There are
> options out the wazoo to control just about everything you'd like to
> control.
 
Funny thing, though, it's NOT in any of the 2.6 documentation files
that came with djgpp 1.12 that I have...
 
----
Martin Miller       Enumclaw, Washington        mrmiller AT delphi DOT com
/\/\./\/\.