X-Git-Url: https://ginac.de/ginac.git//ginac.git?a=blobdiff_plain;ds=sidebyside;f=ginac%2Fptr.h;h=9d76bfeed3ee4ce79317c39a2783467a210d78f5;hb=4be8b22ca5bfa6878bd746383c7e347e5687293b;hp=0f5dae37e752f172ec98759c443dffe3c2db5dfb;hpb=852fb174c43b49a3ce1b568f959d23e8a1959ee1;p=ginac.git

diff --git a/ginac/ptr.h b/ginac/ptr.h
index 0f5dae37..9d76bfee 100644
--- a/ginac/ptr.h
+++ b/ginac/ptr.h
@@ -3,7 +3,7 @@
  *  Reference-counted pointer template. */
 
 /*
- *  GiNaC Copyright (C) 1999-2015 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2016 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
@@ -61,7 +61,7 @@ template <class T> class ptr {
 	// and makewritable() requires locking.
 
 public:
-    // no default ctor: a ptr is never unbound
+	// no default ctor: a ptr is never unbound
 
 	/** Bind ptr to newly created object, start reference counting. */
 	ptr(T *t) noexcept : p(t) { GINAC_ASSERT(p); p->set_refcount(1); }
@@ -155,8 +155,7 @@ namespace std {
 
 /** Specialization of std::less for ptr<T> to enable ordering of ptr<T>
  *  objects (e.g. for the use as std::map keys). */
-template <class T> struct less<GiNaC::ptr<T>>
- : public binary_function<GiNaC::ptr<T>, GiNaC::ptr<T>, bool> {
+template <class T> struct less<GiNaC::ptr<T>> {
 	bool operator()(const GiNaC::ptr<T> &lhs, const GiNaC::ptr<T> &rhs) const
 	{
 		return less<T*>()(lhs.p, rhs.p);