1 files changed, 85 insertions, 0 deletions
diff --git a/contrib/libg++/libstdc++/std/fcomplex.h b/contrib/libg++/libstdc++/std/fcomplex.h
new file mode 100644
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+++ b/contrib/libg++/libstdc++/std/fcomplex.h
@@ -0,0 +1,85 @@
+// The -*- C++ -*- float_complex class.
+// Copyright (C) 1994 Free Software Foundation
+
+// This file is part of the GNU ANSI C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, 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
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+// As a special exception, if you link this library with files
+// compiled with a GNU compiler to produce an executable, this does not cause
+// the resulting executable to be covered by the GNU General Public License.
+// This exception does not however invalidate any other reasons why
+// the executable file might be covered by the GNU General Public License.
+
+// Written by Jason Merrill based upon the specification in the 27 May 1994
+// C++ working paper, ANSI document X3J16/94-0098.
+
+#ifndef __FCOMPLEX__
+#define __FCOMPLEX__
+
+#ifdef __GNUG__
+#pragma interface "fcomplex"
+#endif
+
+extern "C++" {
+class complex<float>
+{
+public:
+  complex (float r = 0, float i = 0): re (r), im (i) { }
+  explicit complex (const complex<double>& r);
+  explicit complex (const complex<long double>& r);
+
+  complex& operator+= (const complex&);
+  complex& operator-= (const complex&);
+  complex& operator*= (const complex&);
+  complex& operator/= (const complex&);
+
+  float real () const { return re; }
+  float imag () const { return im; }
+private:
+  float re, im;
+
+  // These functions are specified as friends for purposes of name injection;
+  // they do not actually reference private members.
+  friend float real (const complex& x) { return x.real (); }
+  friend float imag (const complex& x) { return x.imag (); }
+  friend complex operator + (const complex&, const complex&) __attribute__ ((const));
+  friend complex operator + (const complex&, float) __attribute__ ((const));
+  friend complex operator + (float, const complex&) __attribute__ ((const));
+  friend complex operator - (const complex&, const complex&) __attribute__ ((const));
+  friend complex operator - (const complex&, float) __attribute__ ((const));
+  friend complex operator - (float, const complex&) __attribute__ ((const));
+  friend complex operator * (const complex&, const complex&) __attribute__ ((const));
+  friend complex operator * (const complex&, float) __attribute__ ((const));
+  friend complex operator * (float, const complex&) __attribute__ ((const));
+  friend complex operator / (const complex&, const complex&) __attribute__ ((const));
+  friend complex operator / (const complex&, float) __attribute__ ((const));
+  friend complex operator / (float, const complex&) __attribute__ ((const));
+  friend bool operator == (const complex&, const complex&) __attribute__ ((const));
+  friend bool operator == (const complex&, float) __attribute__ ((const));
+  friend bool operator == (float, const complex&) __attribute__ ((const));
+  friend bool operator != (const complex&, const complex&) __attribute__ ((const));
+  friend bool operator != (const complex&, float) __attribute__ ((const));
+  friend bool operator != (float, const complex&) __attribute__ ((const));
+  friend complex polar (float, float) __attribute__ ((const));
+  friend complex pow (const complex&, const complex&) __attribute__ ((const));
+  friend complex pow (const complex&, float) __attribute__ ((const));
+  friend complex pow (const complex&, int) __attribute__ ((const));
+  friend complex pow (float, const complex&) __attribute__ ((const));
+  friend istream& operator>> (istream&, complex&);
+  friend ostream& operator<< (ostream&, const complex&);
+};
+} // extern "C++"
+
+#endif