- added documentation for the idx, coloridx and lorentzidx classes

[ginac.git] / ginac / symbol.h

diff --git a/ginac/symbol.h b/ginac/symbol.h
index d547b1d6c996da49a815fc94bc8034ed649422df..927e0b534d66a6761ed13cb9463789595430a9b6 100644 (file)
--- a/ginac/symbol.h
+++ b/ginac/symbol.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's symbolic objects. */
 
 /*
- *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2001 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
@@ -115,7 +115,7 @@ private:
 // global constants
 
 extern const symbol some_symbol;
-extern const type_info & typeid_symbol;
+extern const std::type_info & typeid_symbol;
 
 // utility functions
 inline const symbol &ex_to_symbol(const ex &e)
@@ -125,7 +125,7 @@ inline const symbol &ex_to_symbol(const ex &e)
 
 // wrapper functions around member functions
 inline void unassign(symbol & symarg)
-{ return symarg.unassign(); }
+{ symarg.unassign(); }
 
 inline int degree(const symbol & a, const symbol & s)
 { return a.degree(s); }