----------------------------------------------------------------------------- -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- S Y S T E M . L I B M _ D O U B L E . S Q R T -- -- -- -- S p e c -- -- -- -- Copyright (C) 2014, Free Software Foundation, Inc. -- -- -- -- GNAT is free software; you can redistribute it and/or modify it under -- -- terms of the GNU General Public License as published by the Free Soft- -- -- ware Foundation; either version 3, or (at your option) any later ver- -- -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- -- or FITNESS FOR A PARTICULAR PURPOSE. -- -- -- -- -- -- -- -- -- -- -- -- You should have received a copy of the GNU General Public License and -- -- a copy of the GCC Runtime Library Exception along with this program; -- -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- -- . -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ -- This is the Ada Cert Math specific implementation of sqrt for IEEE 64 bit package System.Libm_Double.Squareroot is function Sqrt (X : Long_Float) return Long_Float with Export, Convention => C, External_Name => "sqrt"; -- The Sqrt function returns the following special values: -- C99 special values: -- Sqrt (+-0) = +-0 -- Sqrt (INF) = INF -- Sqrt (X) = NaN, for X < 0.0 end System.Libm_Double.Squareroot;