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Re: changing "configure" to default to "gcc -g -O2 -fwrapv ..."

From: Laurent GUERBY
Subject: Re: changing "configure" to default to "gcc -g -O2 -fwrapv ..."
Date: Wed, 03 Jan 2007 19:02:13 +0100

On Sun, 2006-12-31 at 12:04 -0500, Robert Dewar wrote:
> Duncan Sands wrote:
> > The C front-end performs this transformation too.  I'm not claiming that the
> > back-end optimizers would actually do something sensible if the front-end
> > didn't transform this code (in fact they don't seem too), but since the
> > optimal way of doing the check presumably depends on the target, wouldn't
> > it make sense if the backend took care of it?
> Remember that not all GNAT backends use GCC, so sometimes we do
> optimizations in the front end rather than duplicate the code in
> each of our back ends (JGNAT, Dotgnat (the .Net version), AAMP,
> and maybe more in the future, who knows?)

Is the AAMP backend available somewhere?


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