/usr/include/CGAL/FPU_gcc_i386.h is in libcgal-dev 4.5-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | // Copyright (c) 2010-2011 GeometryFactory Sarl (France)
//
// This file is part of CGAL (www.cgal.org); 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.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// $URL$
// $Id$
//
//
// Author(s) : Laurent Rineau
extern "C" {
#include <fenv.h>
}
namespace CGAL {
// brute-force replacement for C99 (which does not require an inline-function)
inline int
feclearexcept(int exceptions) {
// TODO: clear only given exceptions
asm volatile("fnclex");
return 0;
}
inline int
fetestexcept(int exceptions) {
int status;
asm volatile("fnstsw %0" : "=m" (status));
return status & exceptions;
}
} // end namespace CGAL
|