More evaluation rules: abs(x^n) => abs(x)^n (x > 0, n is real).

[ginac.git] / ginac / fail.h

diff --git a/ginac/fail.h b/ginac/fail.h
index d4826c13731d54272a0a8cea91ea94560610bf2f..025d5841a6084a61974823a6655ff083d92accb2 100644 (file)
--- a/ginac/fail.h
+++ b/ginac/fail.h
@@ -4,7 +4,7 @@
  *  somewhat obsolete (most of this can be replaced by exceptions). */
 
 /*
- *  GiNaC Copyright (C) 1999-2005 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2011 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -21,10 +21,11 @@
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#ifndef __GINAC_FAIL_H__
-#define __GINAC_FAIL_H__
+#ifndef GINAC_FAIL_H
+#define GINAC_FAIL_H
 
 #include "basic.h"
+#include "archive.h"
 
 namespace GiNaC {
 
@@ -40,13 +41,8 @@ protected:
 protected:
        void do_print(const print_context & c, unsigned level) const;
 };
-
-/** Specialization of is_exactly_a<fail>(obj) for fail objects. */
-template<> inline bool is_exactly_a<fail>(const basic & obj)
-{
-       return obj.tinfo()==TINFO_fail;
-}
+GINAC_DECLARE_UNARCHIVER(fail);
 
 } // namespace GiNaC
 
-#endif // ndef __GINAC_FAIL_H__
+#endif // ndef GINAC_FAIL_H