From: Jason Green <news AT jgreen4 DOT fsnet DOT co DOT uk>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Whats up with sqrt?
Date: Tue, 20 Mar 2001 22:37:36 +0000
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To: djgpp AT delorie DOT com
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"Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il> wrote:

> > > What arguments would cause the library function to be called?
> > 
> > -fno-builtins, IIRC.
> 
> I believe this is an answer to a different question: how to prevent
> GCC from not calling the library for some of the math functions.  I
> think Jason was asking about the function arguments that would cause
> GCC to call the library.

Yes, I was trying to put together a simple example to demonstrate this
behaviour in gcc.  Not tried it yet, but I'm assuming sqrt(-1) would
do the trick.