is this GNAT error message confusing or am I confused or both?

[Robert Dewar]

Georg Bauhaus wrote:

> Still I speculate that there are a few GCC users like me
> who have not managed to known all syntactic RM terms
> by heart yet, so they can become victims of the
> "sounds like" effect that Richard Kenner describes.
> 
> (Sounds like I should be perusing the RM, o.K.)

Well I thought Richard's suggestion of rewording was
a good one, and have filed it away to be done!