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Mail Archives: djgpp/2002/04/10/07:46:07

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Subject: Re: making dxe2gen with clio.rice.edu binaries -or- "undefined reference to 'operator'"?
Date: Wed, 10 Apr 2002 13:46:32 +0200
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To: djgpp AT delorie DOT com
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Reply-To: djgpp AT delorie DOT com

> Richard Dawe wrote:
> : "gcc knows it should link in the standard C++ library, because it knows
> : C++ from the file extension"
> MartinS wrote:
> gcc don't know that (unless that has changed). gpp and gxx should know
> that.

So, my original question was:
> I was hoping for a way that DJGPP could see the difference and adapt
> 'on-the-fly' as they say.

> Some compilers know, for instance, that they should automaticly try a full
> C++ convention with source files that have the .cpp file extension, and an
> ANSI C convention when they end with .c

The answer is:
It can't.

> I think there's a confusion between compilation and linking.  `gcc' knows
> friom the file-name extension it's a C++ program, so it compiles it as
> such; but it does _not_ instruct the linker to scan the C++ libraries.
> `gpp' does the latter.

Nothing like a half-job.

I found out what I wanted to know, anyhow.

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