Changed regtest to use move semantics

regtest/basic/rt-make-mw/main.cpp

@@ -4,7 +4,7 @@
 
 using namespace PLMD;
 
-void go(Plumed* p,int natoms,unsigned iw,unsigned is){
+void go(Plumed& p,int natoms,unsigned iw,unsigned is){
   std::vector<double> positions(3*natoms,0.0);
   for(unsigned i=0;i<natoms;i++) positions[i]=i+iw+is;
   std::vector<double> masses(natoms,1.0);
@@ -12,38 +12,41 @@ void go(Plumed* p,int natoms,unsigned iw,unsigned is){
   std::vector<double> box(9,0.0);
   std::vector<double> virial(9,0.0);
 
-  p->cmd("setStep",&is);
-  p->cmd("setPositions",&positions[0]);
-  p->cmd("setBox",&box[0]);
-  p->cmd("setForces",&forces[0]);
-  p->cmd("setVirial",&virial[0]);
-  p->cmd("setMasses",&masses[0]);
-  p->cmd("calc");
+  p.cmd("setStep",&is);
+  p.cmd("setPositions",&positions[0]);
+  p.cmd("setBox",&box[0]);
+  p.cmd("setForces",&forces[0]);
+  p.cmd("setVirial",&virial[0]);
+  p.cmd("setMasses",&masses[0]);
+  p.cmd("calc");
 }
 
 int main(){
-  std::vector<Plumed*> p;
+/*
+  This regtest uses a STL containing Plumed objects.
+  This is only possible with a c++11 compiler that implements move semantics.
+*/
+  std::vector<Plumed> p;
 
   unsigned nwalkers=3;
   unsigned nsteps=10;
 
   p.resize(nwalkers);
-  for(unsigned iw=0;iw<nwalkers;iw++) p[iw]=new Plumed;
 
   int natoms=10;
 
   for(unsigned iw=0;iw<nwalkers;iw++){
 
-    p[iw]->cmd("setNatoms",&natoms);
+    p[iw].cmd("setNatoms",&natoms);
 
     std::ostringstream iwss;
     iwss<<iw;
     std::string file;
     file="test." + iwss.str() + ".log";
-    p[iw]->cmd("setLogFile",file.c_str());
+    p[iw].cmd("setLogFile",file.c_str());
     file="plumed." + iwss.str() + ".dat";
-    p[iw]->cmd("setPlumedDat",file.c_str());
-    p[iw]->cmd("init");
+    p[iw].cmd("setPlumedDat",file.c_str());
+    p[iw].cmd("init");
   }
 
 // half steps for each walker
@@ -52,7 +55,5 @@ int main(){
 // other half steps for each walker
   for(unsigned iw=0;iw<nwalkers;iw++) for(unsigned is=nsteps/2;is<nsteps;is++) go(p[iw],natoms,iw,is);
 
-  for(unsigned iw=0;iw<nwalkers;iw++) delete p[iw];
-
   return 0;
 }