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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Re: GPS Compiler options
Date: Fri, 09 Apr 2010 18:20:57 +0100
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Ludovic Brenta <ludovic@ludovic-brenta.org> writes:

> I think gnatmake -m corrects this problem. With this option, gnatmake
> no longer relies on the timestamps but only on the CRC32 values in
> the .ali files.

I believe that it first compares the timestamps: if the same, no change,
but if different, does the ali check.