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(**
This file is part of the Flocq formalization of floating-point
arithmetic in Coq: http://flocq.gforge.inria.fr/
Copyright (C) 2011 Sylvie Boldo
#<br />#
Copyright (C) 2011 Guillaume Melquiond
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
COPYING file for more details.
*)
(** Helper for detecting the version of Flocq *)
Require Import BinNat.
Require Import Ascii String.
Definition Flocq_version := Eval vm_compute in
let fix parse s major minor :=
match s with
| String "."%char t => parse t (major * 100 + minor)%N N0
| String h t => parse t major (minor + N_of_ascii h - N_of_ascii "0"%char)%N
| Empty_string => (major * 100 + minor)%N
end in
parse "2.1.0"%string N0 N0.
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