From 31a734b03d620c9aef0ecacb53f2d251ca13e55e Mon Sep 17 00:00:00 2001
From: Axel Kohlmeyer <akohlmey@gmail.com>
Date: Wed, 7 Jun 2017 17:10:33 -0400
Subject: [PATCH] sbmask function should be flagged as const indicating no side
 effects

---
 src/compute.h      | 2 +-
 src/create_bonds.h | 2 +-
 src/delete_atoms.h | 2 +-
 src/pair.h         | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/compute.h b/src/compute.h
index 7f12cd97e2..279f71829b 100644
--- a/src/compute.h
+++ b/src/compute.h
@@ -152,7 +152,7 @@ class Compute : protected Pointers {
   double **vbiasall;           // stored velocity bias for all atoms
   int maxbias;                 // size of vbiasall array
 
-  inline int sbmask(int j) {
+  inline int sbmask(int j) const {
     return j >> SBBITS & 3;
   }
 
diff --git a/src/create_bonds.h b/src/create_bonds.h
index 2936506b3f..24b1596e37 100644
--- a/src/create_bonds.h
+++ b/src/create_bonds.h
@@ -30,7 +30,7 @@ class CreateBonds : protected Pointers {
   void command(int, char **);
 
  private:
-  inline int sbmask(int j) {
+  inline int sbmask(int j) const {
     return j >> SBBITS & 3;
   }
 };
diff --git a/src/delete_atoms.h b/src/delete_atoms.h
index 62ba47d715..72cf44285f 100644
--- a/src/delete_atoms.h
+++ b/src/delete_atoms.h
@@ -45,7 +45,7 @@ class DeleteAtoms : protected Pointers {
   void recount_topology();
   void options(int, char **);
 
-  inline int sbmask(int j) {
+  inline int sbmask(int j) const {
     return j >> SBBITS & 3;
   }
 
diff --git a/src/pair.h b/src/pair.h
index dd859e5f2a..b57004d965 100644
--- a/src/pair.h
+++ b/src/pair.h
@@ -245,7 +245,7 @@ class Pair : protected Pointers {
     ubuf(int arg) : i(arg) {}
   };
 
-  inline int sbmask(int j) {
+  inline int sbmask(int j) const {
     return j >> SBBITS & 3;
   }
 };