Merge pull request #253 from e-kwsm/rm-unary_function

refactor: remove deprecated `std::unary_function`
evaleev · Dec 29, 2022 · 8405701 · 8405701
2 parents 3ef3924 + a985bf2
commit 8405701
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Showing 3 changed files with 5 additions and 5 deletions.
diff --git a/src/bin/libint/dg.cc b/src/bin/libint/dg.cc
@@ -2331,7 +2331,7 @@ namespace libint2 {
   namespace {
 #if USE_ASSOCCONTAINER_BASED_DIRECTEDGRAPH
     typedef DirectedGraph::targets::value_type value_type;
-    struct __NotUnrolledIntegralSet : public std::unary_function<const value_type&,bool> {
+    struct __NotUnrolledIntegralSet {
       bool operator()(const value_type& v) {
         return NotUnrolledIntegralSet()(v);
       }

diff --git a/src/bin/libint/dgvertex.h b/src/bin/libint/dgvertex.h
@@ -305,15 +305,15 @@ namespace libint2 {
   // Nonmember predicates
   //
   /// return true if V is an unrolled IntegralSet
-  struct UnrolledIntegralSet : public std::unary_function<const SafePtr<DGVertex>&,bool> {
+  struct UnrolledIntegralSet {
     bool operator()(const SafePtr<DGVertex>& V);
   };
   /// return false if V is an unrolled IntegralSet
-  struct NotUnrolledIntegralSet : public std::unary_function<const SafePtr<DGVertex>&,bool> {
+  struct NotUnrolledIntegralSet {
     bool operator()(const SafePtr<DGVertex>& V);
   };
   /// return true if V is an Integral in an unrolled target IntegralSet
-  struct IntegralInTargetIntegralSet : public std::unary_function<const SafePtr<DGVertex>&,bool> {
+  struct IntegralInTargetIntegralSet {
     bool operator()(const SafePtr<DGVertex>& V);
   };
 

diff --git a/src/bin/libint/uncontract.h b/src/bin/libint/uncontract.h
@@ -192,7 +192,7 @@ namespace libint2 {
   }
 
   /// return true if V is a decontracted IntegralSet
-  struct DecontractedIntegralSet : public std::unary_function<const SafePtr<DGVertex>&,bool> {
+  struct DecontractedIntegralSet {
     bool operator()(const SafePtr<DGVertex>& V) {
       const unsigned int outdegree = V->num_exit_arcs();
       if (outdegree == 0) return false;