Added consts to args of pairing heap compare fn

(bzr r64)

3 files changed, 5 insertions, 5 deletions

diff --git a/src/removeoverlap/constraint.h b/src/removeoverlap/constraint.h
index 8760dcdf6..683d66da3 100644
--- a/src/removeoverlap/constraint.h
+++ b/src/removeoverlap/constraint.h
@@ -33,7 +33,7 @@ public:
 };
 #include <float.h>
 #include "block.h"
-static inline bool compareConstraints(Constraint *&l, Constraint *&r) {
+static inline bool compareConstraints(Constraint *const &l, Constraint *const &r) {
 	double const sl = 
 		l->left->block->timeStamp > l->timeStamp
 		||l->left->block==l->right->block
diff --git a/src/removeoverlap/pairingheap/PairingHeap.cpp b/src/removeoverlap/pairingheap/PairingHeap.cpp
index 9c67f44fa..e0db8fdaf 100644
--- a/src/removeoverlap/pairingheap/PairingHeap.cpp
+++ b/src/removeoverlap/pairingheap/PairingHeap.cpp
@@ -28,7 +28,7 @@ using namespace std;
 * Construct the pairing heap.
 */
 template <class T>
-PairingHeap<T>::PairingHeap( bool (*lessThan)(T &lhs, T &rhs) )
+PairingHeap<T>::PairingHeap( bool (*lessThan)(T const &lhs, T const &rhs) )
 {
 	root = NULL;
 	counter=0;
diff --git a/src/removeoverlap/pairingheap/PairingHeap.h b/src/removeoverlap/pairingheap/PairingHeap.h
index 2f68c2b6f..5f57f2f1b 100644
--- a/src/removeoverlap/pairingheap/PairingHeap.h
+++ b/src/removeoverlap/pairingheap/PairingHeap.h
@@ -57,14 +57,14 @@ template <class T>
 class Comparator
 {
 public:
-	virtual bool isLessThan(T &lhs, T &rhs) const = 0;
+	virtual bool isLessThan(T const &lhs, T const &rhs) const = 0;
 };
 
 template <class T>
 class PairingHeap
 {
 public:
-	PairingHeap( bool (*lessThan)(T &lhs, T &rhs) );
+	PairingHeap( bool (*lessThan)(T const &lhs, T const &rhs) );
 	PairingHeap( const PairingHeap & rhs );
 	~PairingHeap( );
 
@@ -99,7 +99,7 @@ protected:
 	}
 private:
 	PairNode<T> *root;
-	bool (*lessThan)(T &lhs, T &rhs);
+	bool (*lessThan)(T const &lhs, T const &rhs);
 	int counter;
 	void reclaimMemory( PairNode<T> *t ) const;
 	void compareAndLink( PairNode<T> * & first, PairNode<T> *second ) const;