From: Eugeny MALTCHIKOV <emv@salomex.nnov.opencascade.com>
Date: Thu, 17 Oct 2019 13:44:35 +0000 (+0300)
Subject: Eliminating Wsign-compare warnings in medcouplingcpp
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=146ade1f8a37888735f3f479c9d1e8bb1ac77bda;p=tools%2Fmedcoupling.git

Eliminating Wsign-compare warnings in medcouplingcpp
---

diff --git a/src/MEDCoupling/MEDCouplingCartesianAMRMesh.cxx b/src/MEDCoupling/MEDCouplingCartesianAMRMesh.cxx
old mode 100644
new mode 100755
index dd396fd65..743948d7a
--- a/src/MEDCoupling/MEDCouplingCartesianAMRMesh.cxx
+++ b/src/MEDCoupling/MEDCouplingCartesianAMRMesh.cxx
@@ -940,7 +940,7 @@ bool FindInflection(const INTERP_KERNEL::BoxSplittingOptions& bso, const Interna
             if (edge[i]==max_cross)
               max_cross_list.push_back(zero_cross[i]+1) ;
 
-          double center((signature.size()/2.0));
+          double center(static_cast<double>(signature.size())/2.0);
           for (unsigned int i=0;i<max_cross_list.size();i++)
             distance.push_back(fabs(max_cross_list[i]+1-center));
 
diff --git a/src/MEDCoupling/MEDCouplingCurveLinearMesh.cxx b/src/MEDCoupling/MEDCouplingCurveLinearMesh.cxx
old mode 100644
new mode 100755
index 9facea4f6..8af048b79
--- a/src/MEDCoupling/MEDCouplingCurveLinearMesh.cxx
+++ b/src/MEDCoupling/MEDCouplingCurveLinearMesh.cxx
@@ -193,7 +193,7 @@ void MEDCouplingCurveLinearMesh::checkConsistencyLight() const
     throw INTERP_KERNEL::Exception("MEDCouplingCurveLinearMesh::checkConsistencyLight : the array is not allocated !");
   if(_coords->getNumberOfComponents()<1)
     throw INTERP_KERNEL::Exception("MEDCouplingCurveLinearMesh::checkConsistencyLight : the array should have >= 1 components !");
-  if(_coords->getNumberOfTuples()!=(int)nbOfNodes)
+  if(_coords->getNumberOfTuples()!=nbOfNodes)
     {
       std::ostringstream oss; oss << "MEDCouplingCurveLinearMesh::checkConsistencyLight : structure said that number of nodes should be equal to " << nbOfNodes << " but number of tuples in array is equal to " << _coords->getNumberOfTuples() << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -240,7 +240,7 @@ void MEDCouplingCurveLinearMesh::getCoordinatesOfNode(int nodeId, std::vector<do
   if(!((const DataArrayDouble *)_coords))
     throw INTERP_KERNEL::Exception("MEDCouplingCurveLinearMesh::getCoordinatesOfNode : Coordinates not set !");
   mcIdType nbOfCompo=ToIdType(_coords->getNumberOfComponents());
-  if(nodeId>=0 && nodeId<_coords->getNumberOfTuples())
+  if(nodeId>=0 && nodeId<(ToIdType(_coords->getNumberOfTuples())))
     coo.insert(coo.end(),_coords->begin()+nodeId*nbOfCompo,_coords->begin()+(nodeId+1)*nbOfCompo);
   else
     { std::ostringstream oss; oss << "MEDCouplingCurveLinearMesh::getCoordinatesOfNode : nodeId has to be in [0," << _coords->getNumberOfTuples() << ") !"; throw INTERP_KERNEL::Exception(oss.str().c_str()); }
diff --git a/src/MEDCoupling/MEDCouplingFieldDiscretization.cxx b/src/MEDCoupling/MEDCouplingFieldDiscretization.cxx
old mode 100644
new mode 100755
index 811015bce..525987d3c
--- a/src/MEDCoupling/MEDCouplingFieldDiscretization.cxx
+++ b/src/MEDCoupling/MEDCouplingFieldDiscretization.cxx
@@ -2875,7 +2875,7 @@ DataArrayDouble *MEDCouplingFieldDiscretizationKriging::getValueOnMulti(const Da
   if(!arr || !arr->isAllocated())
     throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::getValueOnMulti : input array is null or not allocated !");
   mcIdType nbOfRows=ToIdType(getNumberOfMeshPlaces(mesh));
-  if(arr->getNumberOfTuples()!=nbOfRows)
+  if(ToIdType(arr->getNumberOfTuples())!=nbOfRows)
     {
       std::ostringstream oss; oss << "MEDCouplingFieldDiscretizationKriging::getValueOnMulti : input array does not have correct number of tuples ! Excepted " << nbOfRows << " having " << arr->getNumberOfTuples() << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -3112,7 +3112,7 @@ DataArrayDouble *MEDCouplingFieldDiscretizationKriging::performDrift(const DataA
   mcIdType spaceDimension=ToIdType(arr->getNumberOfComponents());
   delta=spaceDimension+1;
   mcIdType szOfMatrix=ToIdType(arr->getNumberOfTuples());
-  if(szOfMatrix*szOfMatrix!=matr->getNumberOfTuples())
+  if(szOfMatrix*szOfMatrix!=ToIdType(matr->getNumberOfTuples()))
     throw INTERP_KERNEL::Exception("MEDCouplingFieldDiscretizationKriging::performDrift : invalid size");
   MCAuto<DataArrayDouble> ret=DataArrayDouble::New();
   ret->alloc((szOfMatrix+delta)*(szOfMatrix+delta),1);
diff --git a/src/MEDCoupling/MEDCouplingFieldDouble.cxx b/src/MEDCoupling/MEDCouplingFieldDouble.cxx
old mode 100644
new mode 100755
index 85632075d..506b04fe2
--- a/src/MEDCoupling/MEDCouplingFieldDouble.cxx
+++ b/src/MEDCoupling/MEDCouplingFieldDouble.cxx
@@ -2943,7 +2943,7 @@ MCAuto<MEDCouplingFieldDouble> MEDCouplingFieldDouble::voronoizeGen(const Voroni
         ptsInReal=gl.localizePtsInRefCooForEachCell(vorCellsForCurDisc->getCoords(),subMesh);
       }
       int nbPtsPerCell(vorCellsForCurDisc->getNumberOfNodes());
-      for(mcIdType j=0;j<ids.size();j++)
+      for(mcIdType j=0;j<ToIdType(ids.size());j++)
         {
           MCAuto<MEDCouplingUMesh> elt(vorCellsForCurDisc->clone(false));
           MCAuto<DataArrayDouble> coo4(ptsInReal->selectByTupleIdSafeSlice(j*nbPtsPerCell,(j+1)*nbPtsPerCell,1));
diff --git a/src/MEDCoupling/MEDCouplingIMesh.cxx b/src/MEDCoupling/MEDCouplingIMesh.cxx
old mode 100644
new mode 100755
index 9c51ac09c..0a2f2c33f
--- a/src/MEDCoupling/MEDCouplingIMesh.cxx
+++ b/src/MEDCoupling/MEDCouplingIMesh.cxx
@@ -287,13 +287,14 @@ void MEDCouplingIMesh::CondenseFineToCoarse(const std::vector<int>& coarseSt, co
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarse : All input vectors (dimension) must have the same size !");
   if(!coarseDA || !coarseDA->isAllocated() || !fineDA || !fineDA->isAllocated())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarse : the parameters 1 or 3 are NULL or not allocated !");
-  int meshDim((int)coarseSt.size()),nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseSt)),nbOfTuplesInFineExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt(fineLocInCoarse));
+  std::size_t meshDim(coarseSt.size());
+  mcIdType nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseSt)),nbOfTuplesInFineExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt(fineLocInCoarse));
   mcIdType nbCompo=ToIdType(fineDA->getNumberOfComponents());
-  if((int)coarseDA->getNumberOfComponents()!=nbCompo)
+  if(ToIdType(coarseDA->getNumberOfComponents())!=nbCompo)
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarse : the number of components of fine DA and coarse one mismatches !");
-  if(meshDim!=(int)fineLocInCoarse.size() || meshDim!=(int)facts.size())
+  if(meshDim!=fineLocInCoarse.size() || meshDim!=facts.size())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarse : the size of fineLocInCoarse (4th param) and facts (5th param) must be equal to the sier of coarseSt (2nd param) !");
-  if(coarseDA->getNumberOfTuples()!=nbOfTuplesInCoarseExp)
+  if(ToIdType(coarseDA->getNumberOfTuples())!=nbOfTuplesInCoarseExp)
     {
       std::ostringstream oss; oss << "MEDCouplingIMesh::CondenseFineToCoarse : Expecting " << nbOfTuplesInCoarseExp << " tuples having " << coarseDA->getNumberOfTuples() << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -417,13 +418,14 @@ void MEDCouplingIMesh::CondenseFineToCoarseGhost(const std::vector<int>& coarseS
   if(!coarseDA || !coarseDA->isAllocated() || !fineDA || !fineDA->isAllocated())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarseGhost : the parameters 1 or 3 are NULL or not allocated !");
   std::vector<int> coarseStG(coarseSt.size()); std::transform(coarseSt.begin(),coarseSt.end(),coarseStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
-  int meshDim((int)coarseSt.size()),nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseStG));
+  std::size_t meshDim(coarseSt.size());
+  mcIdType nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseStG));
   mcIdType nbCompo=ToIdType(fineDA->getNumberOfComponents());
-  if((int)coarseDA->getNumberOfComponents()!=nbCompo)
+  if(ToIdType(coarseDA->getNumberOfComponents())!=nbCompo)
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarseGhost : the number of components of fine DA and coarse one mismatches !");
-  if(meshDim!=(int)fineLocInCoarse.size() || meshDim!=(int)facts.size())
+  if(meshDim!=fineLocInCoarse.size() || meshDim!=facts.size())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::CondenseFineToCoarseGhost : the size of fineLocInCoarse (4th param) and facts (5th param) must be equal to the sier of coarseSt (2nd param) !");
-  if(coarseDA->getNumberOfTuples()!=nbOfTuplesInCoarseExp)
+  if(ToIdType(coarseDA->getNumberOfTuples())!=nbOfTuplesInCoarseExp)
     {
       std::ostringstream oss; oss << "MEDCouplingIMesh::CondenseFineToCoarseGhost : Expecting " << nbOfTuplesInCoarseExp << " tuples in coarse DataArray having " << coarseDA->getNumberOfTuples() << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -433,7 +435,7 @@ void MEDCouplingIMesh::CondenseFineToCoarseGhost(const std::vector<int>& coarseS
   std::transform(fineStG.begin(),fineStG.end(),facts.begin(),fineStG.begin(),std::multiplies<int>());
   std::transform(fineStG.begin(),fineStG.end(),fineStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
   mcIdType nbTuplesFine(ToIdType(fineDA->getNumberOfTuples())),nbTuplesFineExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(fineStG));
-  if(fineDA->getNumberOfTuples()!=nbTuplesFineExp)
+  if(ToIdType(fineDA->getNumberOfTuples())!=nbTuplesFineExp)
     {
       std::ostringstream oss; oss << "MEDCouplingIMesh::CondenseFineToCoarseGhost : Expecting " << nbTuplesFineExp << " tuples in fine DataArray having " << nbTuplesFine << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -546,13 +548,14 @@ void MEDCouplingIMesh::SpreadCoarseToFine(const DataArrayDouble *coarseDA, const
       throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFine : All input vectors (dimension) must have the same size !");
   if(!coarseDA || !coarseDA->isAllocated() || !fineDA || !fineDA->isAllocated())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFine : the parameters 1 or 3 are NULL or not allocated !");
-  int meshDim((int)coarseSt.size()),nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseSt)),nbOfTuplesInFineExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt(fineLocInCoarse));
+  std::size_t meshDim(coarseSt.size());
+  mcIdType nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseSt)),nbOfTuplesInFineExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenRangeInCompactFrmt(fineLocInCoarse));
   mcIdType nbCompo=ToIdType(fineDA->getNumberOfComponents());
   if(ToIdType(coarseDA->getNumberOfComponents())!=nbCompo)
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFine : the number of components of fine DA and coarse one mismatches !");
-  if(meshDim!=(int)fineLocInCoarse.size() || meshDim!=(int)facts.size())
+  if(meshDim!=fineLocInCoarse.size() || meshDim!=facts.size())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFine : the size of fineLocInCoarse (4th param) and facts (5th param) must be equal to the sier of coarseSt (2nd param) !");
-  if(coarseDA->getNumberOfTuples()!=nbOfTuplesInCoarseExp)
+  if(ToIdType(coarseDA->getNumberOfTuples())!=nbOfTuplesInCoarseExp)
     {
       std::ostringstream oss; oss << "MEDCouplingIMesh::SpreadCoarseToFine : Expecting " << nbOfTuplesInCoarseExp << " tuples having " << coarseDA->getNumberOfTuples() << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -652,13 +655,14 @@ void MEDCouplingIMesh::SpreadCoarseToFineGhost(const DataArrayDouble *coarseDA,
   if(!coarseDA || !coarseDA->isAllocated() || !fineDA || !fineDA->isAllocated())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhost : the parameters 1 or 3 are NULL or not allocated !");
   std::vector<int> coarseStG(coarseSt.size()); std::transform(coarseSt.begin(),coarseSt.end(),coarseStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
-  int meshDim((int)coarseSt.size()),nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseStG));
+  std::size_t meshDim(coarseSt.size());
+  mcIdType nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseStG));
   mcIdType nbCompo=ToIdType(fineDA->getNumberOfComponents());
-  if((int)coarseDA->getNumberOfComponents()!=nbCompo)
+  if(ToIdType(coarseDA->getNumberOfComponents())!=nbCompo)
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhost : the number of components of fine DA and coarse one mismatches !");
-  if(meshDim!=(int)fineLocInCoarse.size() || meshDim!=(int)facts.size())
+  if(meshDim!=fineLocInCoarse.size() || meshDim!=facts.size())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhost : the size of fineLocInCoarse (4th param) and facts (5th param) must be equal to the sier of coarseSt (2nd param) !");
-  if(coarseDA->getNumberOfTuples()!=nbOfTuplesInCoarseExp)
+  if(ToIdType(coarseDA->getNumberOfTuples())!=nbOfTuplesInCoarseExp)
     {
       std::ostringstream oss; oss << "MEDCouplingIMesh::SpreadCoarseToFineGhost : Expecting " << nbOfTuplesInCoarseExp << " tuples having " << coarseDA->getNumberOfTuples() << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -668,7 +672,7 @@ void MEDCouplingIMesh::SpreadCoarseToFineGhost(const DataArrayDouble *coarseDA,
   std::transform(fineStG.begin(),fineStG.end(),facts.begin(),fineStG.begin(),std::multiplies<int>());
   std::transform(fineStG.begin(),fineStG.end(),fineStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
   mcIdType nbTuplesFine=ToIdType(fineDA->getNumberOfTuples()),nbTuplesFineExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(fineStG));
-  if(fineDA->getNumberOfTuples()!=nbTuplesFineExp)
+  if(ToIdType(fineDA->getNumberOfTuples())!=nbTuplesFineExp)
     {
       std::ostringstream oss; oss << "MEDCouplingIMesh::SpreadCoarseToFineGhost : Expecting " << nbTuplesFineExp << " tuples in fine DataArray having " << nbTuplesFine << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -744,13 +748,14 @@ void MEDCouplingIMesh::SpreadCoarseToFineGhostZone(const DataArrayDouble *coarse
   if(!coarseDA || !coarseDA->isAllocated() || !fineDA || !fineDA->isAllocated())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhostZone : the parameters 1 or 3 are NULL or not allocated !");
   std::vector<int> coarseStG(coarseSt.size()); std::transform(coarseSt.begin(),coarseSt.end(),coarseStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
-  int meshDim((int)coarseSt.size()),nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseStG));
+  std::size_t meshDim(coarseSt.size());
+  mcIdType nbOfTuplesInCoarseExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(coarseStG));
   mcIdType nbCompo=ToIdType(fineDA->getNumberOfComponents());
-  if((int)coarseDA->getNumberOfComponents()!=nbCompo)
+  if(ToIdType(coarseDA->getNumberOfComponents())!=nbCompo)
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhostZone : the number of components of fine DA and coarse one mismatches !");
-  if(meshDim!=(int)fineLocInCoarse.size() || meshDim!=(int)facts.size())
+  if(meshDim!=fineLocInCoarse.size() || meshDim!=facts.size())
     throw INTERP_KERNEL::Exception("MEDCouplingIMesh::SpreadCoarseToFineGhostZone : the size of fineLocInCoarse (4th param) and facts (5th param) must be equal to the sier of coarseSt (2nd param) !");
-  if(coarseDA->getNumberOfTuples()!=nbOfTuplesInCoarseExp)
+  if(ToIdType(coarseDA->getNumberOfTuples())!=nbOfTuplesInCoarseExp)
     {
       std::ostringstream oss; oss << "MEDCouplingIMesh::SpreadCoarseToFineGhostZone : Expecting " << nbOfTuplesInCoarseExp << " tuples having " << coarseDA->getNumberOfTuples() << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -760,7 +765,7 @@ void MEDCouplingIMesh::SpreadCoarseToFineGhostZone(const DataArrayDouble *coarse
   std::transform(fineStG.begin(),fineStG.end(),facts.begin(),fineStG.begin(),std::multiplies<int>());
   std::transform(fineStG.begin(),fineStG.end(),fineStG.begin(),std::bind2nd(std::plus<int>(),2*ghostSize));
   mcIdType nbTuplesFine=ToIdType(fineDA->getNumberOfTuples()),nbTuplesFineExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(fineStG));
-  if(fineDA->getNumberOfTuples()!=nbTuplesFineExp)
+  if(ToIdType(fineDA->getNumberOfTuples())!=nbTuplesFineExp)
     {
       std::ostringstream oss; oss << "MEDCouplingIMesh::SpreadCoarseToFineGhostZone : Expecting " << nbTuplesFineExp << " tuples in fine DataArray having " << nbTuplesFine << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
diff --git a/src/MEDCoupling/MEDCouplingMatrix.cxx b/src/MEDCoupling/MEDCouplingMatrix.cxx
old mode 100644
new mode 100755
index 1709952d7..de0de88d4
--- a/src/MEDCoupling/MEDCouplingMatrix.cxx
+++ b/src/MEDCoupling/MEDCouplingMatrix.cxx
@@ -177,7 +177,7 @@ DataArrayDouble *DenseMatrix::MatVecMult(const DenseMatrix *mat, const DataArray
   vec->checkAllocated();
   if(vec->getNumberOfComponents()!=1)
     throw INTERP_KERNEL::Exception("DenseMatrix::MatVecMult : input vector must have only one component !");
-  if(vec->getNumberOfTuples()!=mat->getNumberOfCols())
+  if(ToIdType(vec->getNumberOfTuples())!=mat->getNumberOfCols())
     throw INTERP_KERNEL::Exception("DenseMatrix::MatVecMult : Number of columns of this must be equal to number of tuples of vec !");
   MCAuto<DataArrayDouble> ret(DataArrayDouble::New()); ret->alloc(mat->getNumberOfRows(),1);
   INTERP_KERNEL::matrixProduct(mat->getData()->begin(),mat->getNumberOfRows(),mat->getNumberOfCols(),vec->begin(),ToIdType(vec->getNumberOfTuples()),1,ret->getPointer());
diff --git a/src/MEDCoupling/MEDCouplingMemArray.cxx b/src/MEDCoupling/MEDCouplingMemArray.cxx
old mode 100644
new mode 100755
index d79fe7c2e..77d6320fc
--- a/src/MEDCoupling/MEDCouplingMemArray.cxx
+++ b/src/MEDCoupling/MEDCouplingMemArray.cxx
@@ -1067,7 +1067,7 @@ bool DataArrayDouble::areIncludedInMe(const DataArrayDouble *other, double prec,
   MCAuto<DataArrayInt> ids=DataArrayInt::ConvertIndexArrayToO2N(ToIdType(a->getNumberOfTuples()),c->begin(),ci->begin(),ci->end(),newNbOfTuples);
   MCAuto<DataArrayInt> ret1=ids->selectByTupleIdSafeSlice(ToIdType(getNumberOfTuples()),ToIdType(a->getNumberOfTuples()),1);
   tupleIds=ret1.retn();
-  return newNbOfTuples==getNumberOfTuples();
+  return newNbOfTuples==ToIdType(getNumberOfTuples());
 }
 
 /*!
@@ -4482,7 +4482,7 @@ DataArrayInt *DataArrayInt::findIdsEqualTuple(const int *tupleBg, const int *tup
 {
   mcIdType nbOfCompoExp=ToIdType(std::distance(tupleBg,tupleEnd));
   checkAllocated();
-  if(getNumberOfComponents()!=nbOfCompoExp)
+  if(ToIdType(getNumberOfComponents())!=nbOfCompoExp)
     {
       std::ostringstream oss; oss << "DataArrayInt::findIdsEqualTuple : mismatch of number of components. Input tuple has " << nbOfCompoExp << " whereas this array has " << getNumberOfComponents() << " components !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
diff --git a/src/MEDCoupling/MEDCouplingMemArray.txx b/src/MEDCoupling/MEDCouplingMemArray.txx
old mode 100644
new mode 100755
index 59481f8ad..7fae25881
--- a/src/MEDCoupling/MEDCouplingMemArray.txx
+++ b/src/MEDCoupling/MEDCouplingMemArray.txx
@@ -664,7 +664,7 @@ namespace MEDCoupling
   T DataArrayTemplate<T>::getIJSafe(int tupleId, int compoId) const
   {
     checkAllocated();
-    if(tupleId<0 || tupleId>=getNumberOfTuples())
+    if(tupleId<0 || tupleId>=ToIdType(getNumberOfTuples()))
       {
         std::ostringstream oss; oss << Traits<T>::ArrayTypeName << "::getIJSafe : request for tupleId " << tupleId << " should be in [0," << getNumberOfTuples() << ") !";
         throw INTERP_KERNEL::Exception(oss.str().c_str());
@@ -1331,7 +1331,7 @@ namespace MEDCoupling
     checkAllocated();
     MCAuto<DataArray> ret0(buildNewEmptyInstance());
     MCAuto< typename Traits<T>::ArrayType > ret(DynamicCastSafe<DataArray,typename Traits<T>::ArrayType>(ret0));
-    mcIdType newNbOfCompo=ToIdType(compoIds.size());
+    std::size_t newNbOfCompo=ToIdType(compoIds.size());
     mcIdType oldNbOfCompo=ToIdType(getNumberOfComponents());
     for(std::vector<int>::const_iterator it=compoIds.begin();it!=compoIds.end();it++)
       if((*it)<0 || (*it)>=oldNbOfCompo)
@@ -3196,14 +3196,14 @@ struct NotInRange
     this->checkAllocated();
     other->checkAllocated();
     mcIdType nbOfTuples=ToIdType((this->getNumberOfTuples()));
-    if(nbOfTuples!=other->getNumberOfTuples())
+    if(nbOfTuples!=ToIdType(other->getNumberOfTuples()))
       throw INTERP_KERNEL::Exception("DataArrayDouble::meldWith : mismatch of number of tuples !");
     mcIdType nbOfComp1=ToIdType(this->getNumberOfComponents());
     mcIdType nbOfComp2=ToIdType(other->getNumberOfComponents());
     T *newArr=(T *)malloc((nbOfTuples*(nbOfComp1+nbOfComp2))*sizeof(T));
     T *w=newArr;
     const T *inp1(this->begin()),*inp2(other->begin());
-    for(std::size_t i=0;i<nbOfTuples;i++,inp1+=nbOfComp1,inp2+=nbOfComp2)
+    for(mcIdType i=0;i<nbOfTuples;i++,inp1+=nbOfComp1,inp2+=nbOfComp2)
       {
         w=std::copy(inp1,inp1+nbOfComp1,w);
         w=std::copy(inp2,inp2+nbOfComp2,w);
@@ -3608,7 +3608,7 @@ struct NotInRange
       throw INTERP_KERNEL::Exception("DataArrayInt::buildPermutationArr : 'this' and 'other' have to have exactly ONE component !");
     mcIdType nbTuple=ToIdType(this->getNumberOfTuples());
     other.checkAllocated();
-    if(nbTuple!=other.getNumberOfTuples())
+    if(nbTuple!=ToIdType(other.getNumberOfTuples()))
       throw INTERP_KERNEL::Exception("DataArrayInt::buildPermutationArr : 'this' and 'other' must have the same number of tuple !");
     MCAuto<DataArrayIdType> ret(DataArrayIdType::New());
     ret->alloc(nbTuple,1);
@@ -3619,7 +3619,7 @@ struct NotInRange
       mm[ToIdType(pt[i])]=i;
     pt=other.begin();
     mcIdType *retToFill(ret->getPointer());
-    for(std::size_t i=0;i<nbTuple;i++)
+    for(mcIdType i=0;i<nbTuple;i++)
       {
         std::map<mcIdType,mcIdType>::const_iterator it=mm.find(ToIdType(pt[i]));
         if(it==mm.end())
@@ -3651,7 +3651,7 @@ struct NotInRange
     if(this->getNumberOfComponents()!=1 || partOfThis.getNumberOfComponents()!=1)
       throw INTERP_KERNEL::Exception("DataArrayInt::indicesOfSubPart : this and input array must be one component array !");
     this->checkAllocated(); partOfThis.checkAllocated();
-    std::size_t thisNbTuples(this->getNumberOfTuples()),nbTuples(partOfThis.getNumberOfTuples());
+    mcIdType thisNbTuples=ToIdType(this->getNumberOfTuples()),nbTuples=ToIdType(partOfThis.getNumberOfTuples());
     const T *thisPt(this->begin()),*pt(partOfThis.begin());
     MCAuto<DataArrayIdType> ret(DataArrayIdType::New());
     ret->alloc(nbTuples,1);
@@ -3659,9 +3659,9 @@ struct NotInRange
     std::map<mcIdType,mcIdType> m;
     for(mcIdType i=0;i<thisNbTuples;i++,thisPt++)
       m[ToIdType(*thisPt)]=i;
-    if(m.size()!=thisNbTuples)
+    if(ToIdType(m.size())!=thisNbTuples)
       throw INTERP_KERNEL::Exception("DataArrayInt::indicesOfSubPart : some elements appears more than once !");
-    for(std::size_t i=0;i<nbTuples;i++,retPt++,pt++)
+    for(mcIdType i=0;i<nbTuples;i++,retPt++,pt++)
       {
         std::map<mcIdType,mcIdType>::const_iterator it(m.find(ToIdType(*pt)));
         if(it!=m.end())
@@ -3806,7 +3806,7 @@ struct NotInRange
       delta=nbOfElems/8;
     T ret0(0);
     const T *pt(this->begin());
-    for(std::size_t i=0;i<nbOfElems;i+=delta)
+    for(mcIdType i=0;i<nbOfElems;i+=delta)
       ret0+=pt[i] & 0x1FFF;
     return int(ret+ret0);
   }
@@ -3862,12 +3862,12 @@ struct NotInRange
     std::ostringstream oss2; oss2 << "[";
     std::string oss2Str(oss2.str());
     bool isFinished=true;
-    for(int i=0;i<nbOfTuples && isFinished;i++)
+    for(std::size_t i=0;i<nbOfTuples && isFinished;i++)
       {
         if(nbOfCompo>1)
           {
             oss2 << "(";
-            for(int j=0;j<nbOfCompo;j++,data++)
+            for(std::size_t j=0;j<nbOfCompo;j++,data++)
               {
                 oss2 << *data;
                 if(j!=nbOfCompo-1) oss2 << ", ";
diff --git a/src/MEDCoupling/MEDCouplingMemArrayChar.cxx b/src/MEDCoupling/MEDCouplingMemArrayChar.cxx
old mode 100644
new mode 100755
index c8e25649c..f1ca474c8
--- a/src/MEDCoupling/MEDCouplingMemArrayChar.cxx
+++ b/src/MEDCoupling/MEDCouplingMemArrayChar.cxx
@@ -172,7 +172,7 @@ void DataArrayChar::meldWith(const DataArrayChar *other)
   checkAllocated();
   other->checkAllocated();
   mcIdType nbOfTuples=ToIdType(getNumberOfTuples());
-  if(nbOfTuples!=other->getNumberOfTuples())
+  if(nbOfTuples!=ToIdType(other->getNumberOfTuples()))
     throw INTERP_KERNEL::Exception("DataArrayChar::meldWith : mismatch of number of tuples !");
   mcIdType nbOfComp1=ToIdType(getNumberOfComponents());
   mcIdType nbOfComp2=ToIdType(other->getNumberOfComponents());
@@ -510,12 +510,12 @@ DataArrayChar *DataArrayChar::Meld(const std::vector<const DataArrayChar *>& arr
   for(it=a.begin();it!=a.end();it++)
     (*it)->checkAllocated();
   it=a.begin();
-  mcIdType nbOfTuples=ToIdType((*it)->getNumberOfTuples());
+  std::size_t nbOfTuples=(*it)->getNumberOfTuples();
   std::vector<int> nbc(a.size());
   std::vector<const char *> pts(a.size());
   nbc[0]=ToIdType((*it)->getNumberOfComponents());
   pts[0]=(*it++)->getConstPointer();
-  for(int i=1;it!=a.end();it++,i++)
+  for(std::size_t i=1;it!=a.end();it++,i++)
     {
       if(nbOfTuples!=(*it)->getNumberOfTuples())
         throw INTERP_KERNEL::Exception("DataArrayChar::meld : mismatch of number of tuples !");
@@ -526,7 +526,7 @@ DataArrayChar *DataArrayChar::Meld(const std::vector<const DataArrayChar *>& arr
   DataArrayChar *ret=a[0]->buildEmptySpecializedDAChar();
   ret->alloc(nbOfTuples,totalNbOfComp);
   char *retPtr=ret->getPointer();
-  for(int i=0;i<nbOfTuples;i++)
+  for(std::size_t i=0;i<nbOfTuples;i++)
     for(int j=0;j<(int)a.size();j++)
       {
         retPtr=std::copy(pts[j],pts[j]+nbc[j],retPtr);
diff --git a/src/MEDCoupling/MEDCouplingMesh.cxx b/src/MEDCoupling/MEDCouplingMesh.cxx
old mode 100644
new mode 100755
index b514605b6..3ef945c25
--- a/src/MEDCoupling/MEDCouplingMesh.cxx
+++ b/src/MEDCoupling/MEDCouplingMesh.cxx
@@ -261,7 +261,7 @@ bool MEDCouplingMesh::areCompatibleForMerge(const MEDCouplingMesh *other) const
  */
 MEDCouplingMesh *MEDCouplingMesh::buildPartRange(int beginCellIds, int endCellIds, int stepCellIds) const
 {
-  if(beginCellIds==0 && endCellIds==getNumberOfCells() && stepCellIds==1)
+  if(beginCellIds==0 && endCellIds==ToIdType(getNumberOfCells()) && stepCellIds==1)
     {
       MEDCouplingMesh *ret(const_cast<MEDCouplingMesh *>(this));
       ret->incrRef();
diff --git a/src/MEDCoupling/MEDCouplingNormalizedUnstructuredMesh.hxx b/src/MEDCoupling/MEDCouplingNormalizedUnstructuredMesh.hxx
index 919ae7b34..9a9bd6325 100644
--- a/src/MEDCoupling/MEDCouplingNormalizedUnstructuredMesh.hxx
+++ b/src/MEDCoupling/MEDCouplingNormalizedUnstructuredMesh.hxx
@@ -22,6 +22,7 @@
 #define __PARAMEDMEM_MEDCOUPLINGNORMALIZEDUNSTRUCTUREDMESH_HXX__
 
 #include "NormalizedUnstructuredMesh.hxx"
+#include "MCType.hxx"
 
 namespace MEDCoupling
 {
diff --git a/src/MEDCoupling/MEDCouplingNormalizedUnstructuredMesh.txx b/src/MEDCoupling/MEDCouplingNormalizedUnstructuredMesh.txx
index 550f06fda..7ca18cb07 100644
--- a/src/MEDCoupling/MEDCouplingNormalizedUnstructuredMesh.txx
+++ b/src/MEDCoupling/MEDCouplingNormalizedUnstructuredMesh.txx
@@ -48,7 +48,7 @@ void MEDCouplingNormalizedUnstructuredMesh<SPACEDIM,MESHDIM>::getBoundingBox(dou
     }
   const MEDCoupling::DataArrayDouble *array=_mesh->getCoords();
   const double *ptr=array->getConstPointer();
-  mcIdType nbOfPts=ToIdType(array->getNbOfElems())/SPACEDIM;
+  MEDCoupling::mcIdType nbOfPts=MEDCoupling::ToIdType(array->getNbOfElems())/SPACEDIM;
   for(int j=0;j<SPACEDIM;j++)
     {
       const double *work=ptr+j;
@@ -77,7 +77,7 @@ int MEDCouplingNormalizedUnstructuredMesh<SPACEDIM,MESHDIM>::getNumberOfNodesOfE
 template<int SPACEDIM,int MESHDIM>
 int MEDCouplingNormalizedUnstructuredMesh<SPACEDIM,MESHDIM>::getNumberOfElements() const
 {
-  return ToIdType(_mesh->getNumberOfCells());
+  return MEDCoupling::ToIdType(_mesh->getNumberOfCells());
 }
 
 template<int SPACEDIM,int MESHDIM>
@@ -129,8 +129,8 @@ void MEDCouplingNormalizedUnstructuredMesh<SPACEDIM,MESHDIM>::prepare()
   const MEDCoupling::MEDCouplingUMesh *m1(dynamic_cast<const MEDCoupling::MEDCouplingUMesh *>(_mesh));
   if(m1)
     {
-      mcIdType nbOfCell=ToIdType(m1->getNumberOfCells());
-      mcIdType initialConnSize=ToIdType(m1->getNodalConnectivity()->getNbOfElems());
+      MEDCoupling::mcIdType nbOfCell=MEDCoupling::ToIdType(m1->getNumberOfCells());
+      MEDCoupling::mcIdType initialConnSize=MEDCoupling::ToIdType(m1->getNodalConnectivity()->getNbOfElems());
       _conn_for_interp=new int[initialConnSize-nbOfCell];
       _conn_index_for_interp=new int[nbOfCell+1];
       _conn_index_for_interp[0]=0;
@@ -152,7 +152,7 @@ void MEDCouplingNormalizedUnstructuredMesh<SPACEDIM,MESHDIM>::prepare()
   const MEDCoupling::MEDCoupling1DGTUMesh *m2(dynamic_cast<const MEDCoupling::MEDCoupling1DGTUMesh *>(_mesh));
   if(m2)
     {
-      mcIdType nbOfCell=ToIdType(m2->getNumberOfCells());
+      MEDCoupling::mcIdType nbOfCell=MEDCoupling::ToIdType(m2->getNumberOfCells());
       _conn_index_for_interp=new int[nbOfCell+1];
       const int *conni(m2->getNodalConnectivityIndex()->begin());
       std::copy(conni,conni+nbOfCell+1,_conn_index_for_interp);
@@ -163,7 +163,7 @@ void MEDCouplingNormalizedUnstructuredMesh<SPACEDIM,MESHDIM>::prepare()
   const MEDCoupling::MEDCoupling1SGTUMesh *m3(dynamic_cast<const MEDCoupling::MEDCoupling1SGTUMesh *>(_mesh));
   if(m3)
     {
-      mcIdType nbOfCell=ToIdType(m3->getNumberOfCells()),nbNodesPerCell(m3->getNumberOfNodesPerCell());
+      MEDCoupling::mcIdType nbOfCell=MEDCoupling::ToIdType(m3->getNumberOfCells()),nbNodesPerCell(m3->getNumberOfNodesPerCell());
       _conn_index_for_interp=new int[nbOfCell+1]; _conn_index_for_interp[0]=0;
       int *work(_conn_index_for_interp);
       for(int i=0;i<nbOfCell;i++,work++)
diff --git a/src/MEDCoupling/MEDCouplingPointSet.cxx b/src/MEDCoupling/MEDCouplingPointSet.cxx
old mode 100644
new mode 100755
index c6ce3a314..d8762c9cd
--- a/src/MEDCoupling/MEDCouplingPointSet.cxx
+++ b/src/MEDCoupling/MEDCouplingPointSet.cxx
@@ -1094,7 +1094,7 @@ MEDCouplingMesh *MEDCouplingPointSet::buildPartAndReduceNodes(const int *start,
  */
 MEDCouplingMesh *MEDCouplingPointSet::buildPartRange(int beginCellIds, int endCellIds, int stepCellIds) const
 {
-  if(beginCellIds==0 && endCellIds==getNumberOfCells() && stepCellIds==1)
+  if(beginCellIds==0 && endCellIds==ToIdType(getNumberOfCells()) && stepCellIds==1)
     {
       MEDCouplingMesh *ret(const_cast<MEDCouplingPointSet *>(this));
       ret->incrRef();
@@ -1436,7 +1436,7 @@ void MEDCouplingPointSet::checkDeepEquivalWith(const MEDCouplingMesh *other, int
   //
   da=m->zipConnectivityTraducer(cellCompPol);
   mcIdType nbCells=ToIdType(getNumberOfCells());
-  if (nbCells != other->getNumberOfCells())
+  if (nbCells != ToIdType(other->getNumberOfCells()))
     throw INTERP_KERNEL::Exception("checkDeepEquivalWith : some cells in other are not in this !");
   mcIdType dan=ToIdType(da->getNumberOfTuples());
   if (dan)
diff --git a/src/MEDCoupling/MEDCouplingSkyLineArray.cxx b/src/MEDCoupling/MEDCouplingSkyLineArray.cxx
old mode 100644
new mode 100755
index 3fd214af7..645ed8b69
--- a/src/MEDCoupling/MEDCouplingSkyLineArray.cxx
+++ b/src/MEDCoupling/MEDCouplingSkyLineArray.cxx
@@ -449,7 +449,7 @@ void MEDCouplingSkyLineArray::replaceSimplePacks(const DataArrayInt* idx, const
   std::deque< std::set<int> > valuesByIdx;
   int* vP(_values->getPointer());
   int* iP(_index->getPointer());
-  std::size_t nt ( _index->getNbOfElems() );
+  mcIdType nt = ToIdType(_index->getNbOfElems());
   for (int ii = 0; ii < nt-1; ii++)
     valuesByIdx.push_back(std::set<int>(vP+iP[ii], vP+iP[ii+1]));
     
diff --git a/src/MEDCoupling/MEDCouplingStructuredMesh.cxx b/src/MEDCoupling/MEDCouplingStructuredMesh.cxx
old mode 100644
new mode 100755
index ec6803b32..b9e75be70
--- a/src/MEDCoupling/MEDCouplingStructuredMesh.cxx
+++ b/src/MEDCoupling/MEDCouplingStructuredMesh.cxx
@@ -1709,7 +1709,7 @@ DataArrayDouble *MEDCouplingStructuredMesh::ExtractFieldOfDoubleFrom(const std::
     throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::ExtractFieldOfDoubleFrom : input array of double is NULL or not allocated!");
   if(st.size()!=partCompactFormat.size())
     throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::ExtractFieldOfDoubleFrom : input arrays must have the same size !");
-  if(fieldOfDbl->getNumberOfTuples()!=DeduceNumberOfGivenStructure(st))
+  if(ToIdType(fieldOfDbl->getNumberOfTuples())!=DeduceNumberOfGivenStructure(st))
     throw INTERP_KERNEL::Exception("MEDCouplingStructuredMesh::ExtractFieldOfDoubleFrom : invalid size of input array of double regarding the structure !");
   std::vector<int> dims(GetDimensionsFromCompactFrmt(partCompactFormat));
   int nbOfTuplesOfOutField(DeduceNumberOfGivenStructure(dims)),nbComp(ToIdType(fieldOfDbl->getNumberOfComponents()));
@@ -1978,7 +1978,7 @@ void MEDCouplingStructuredMesh::MultiplyPartOf(const std::vector<int>& st, const
       dims[i]=part[i].second-part[i].first;
     }
   int nbOfTuplesExp(MEDCouplingStructuredMesh::DeduceNumberOfGivenStructure(st)),nbCompo(ToIdType(da->getNumberOfComponents()));
-  if(da->getNumberOfTuples()!=nbOfTuplesExp)
+  if(ToIdType(da->getNumberOfTuples())!=nbOfTuplesExp)
     {
       std::ostringstream oss; oss << "MEDCouplingStructuredMesh::MultiplyPartOf : invalid nb of tuples ! Expected " << nbOfTuplesExp << " having " << da->getNumberOfTuples() << " !";
       throw INTERP_KERNEL::Exception(oss.str().c_str());
diff --git a/src/MEDCoupling/MEDCouplingUMesh.cxx b/src/MEDCoupling/MEDCouplingUMesh.cxx
old mode 100644
new mode 100755
index 2e35b2891..0f2d3f486
--- a/src/MEDCoupling/MEDCouplingUMesh.cxx
+++ b/src/MEDCoupling/MEDCouplingUMesh.cxx
@@ -6295,7 +6295,7 @@ MEDCouplingUMesh *MEDCouplingUMesh::AggregateSortedByTypeMeshesOnSameCoords(cons
   MCAuto<MEDCouplingUMesh> m1ssmSingle2=MEDCouplingUMesh::MergeUMeshesOnSameCoords(m1ssmSingle);
   MCAuto<DataArrayInt> renum=m1ssmSingle2->sortCellsInMEDFileFrmt();
   std::vector<const MEDCouplingUMesh *> m1ssmfinal(m1ssm.size());
-  for(mcIdType i=0;i<m1ssm.size();i++)
+  for(mcIdType i=0;i<ToIdType(m1ssm.size());i++)
     m1ssmfinal[renum->getIJ(i,0)]=m1ssm[i];
   MCAuto<MEDCouplingUMesh> ret0=MEDCouplingUMesh::MergeUMeshesOnSameCoords(m1ssmfinal);
   szOfCellGrpOfSameType=ret1->renumber(renum->begin());
diff --git a/src/MEDCoupling/MEDCouplingUMesh_internal.cxx b/src/MEDCoupling/MEDCouplingUMesh_internal.cxx
old mode 100644
new mode 100755
index 9a950d436..510b75556
--- a/src/MEDCoupling/MEDCouplingUMesh_internal.cxx
+++ b/src/MEDCoupling/MEDCouplingUMesh_internal.cxx
@@ -1796,14 +1796,14 @@ void MEDCouplingUMesh::attractSeg3MidPtsAroundNodesUnderground(double ratio, con
   int spaceDim(getSpaceDimension());
   double *coords(getCoords()->getPointer());
   auto nbNodes(getNumberOfNodes());
-  auto nbCells(getNumberOfCells());
+  std::size_t nbCells(getNumberOfCells());
   std::vector<bool> fastFinder(nbNodes,false);
   for(auto work=nodeIdsBg;work!=nodeIdsEnd;work++)
     if(*work>=0 && *work<nbNodes)
       fastFinder[*work]=true;
   MCAuto<DataArrayInt> cellsIds(getCellIdsLyingOnNodes(nodeIdsBg,nodeIdsEnd,false));
   const int *nc(_nodal_connec->begin()),*nci(_nodal_connec_index->begin());
-  for(auto cellId=0;cellId<nbCells;cellId++,nci++)
+  for(std::size_t cellId=0;cellId<nbCells;cellId++,nci++)
     {
       const int *isSelected(std::find_if(nc+nci[0]+1,nc+nci[1],[&fastFinder](int v) { return fastFinder[v]; }));
       if(isSelected!=nc+nci[1])
diff --git a/src/MEDCoupling/MEDCouplingVoronoi.cxx b/src/MEDCoupling/MEDCouplingVoronoi.cxx
old mode 100644
new mode 100755
index 9118db35e..37deab6a6
--- a/src/MEDCoupling/MEDCouplingVoronoi.cxx
+++ b/src/MEDCoupling/MEDCouplingVoronoi.cxx
@@ -108,7 +108,7 @@ MCAuto<MEDCouplingUMesh> MergeVorCells2D(MEDCouplingUMesh *p, double eps, bool i
   if(isZip)
     {
       skinOfRes->zipCoords();
-      if(skinOfRes->getNumberOfCells()!=skinOfRes->getNumberOfNodes())
+      if(ToIdType(skinOfRes->getNumberOfCells())!=skinOfRes->getNumberOfNodes())
         throw INTERP_KERNEL::Exception("MergeVorCells : result of merge looks bad !");
     }
   MCAuto<DataArrayInt> d(skinOfRes->orderConsecutiveCells1D());
@@ -223,7 +223,7 @@ MCAuto<MEDCouplingUMesh> MergeVorCells3D(const std::vector< MCAuto<MEDCouplingUM
   ret->allocateCells();
   std::vector<int> conn;
   int jj(0);
-  for(int i=0;i<commI->getNumberOfTuples()-1;i++,jj++)
+  for(int i=0;i<ToIdType(commI->getNumberOfTuples())-1;i++,jj++)
     {
       if(jj!=0)
         conn.push_back(-1);
@@ -241,7 +241,7 @@ MCAuto<MEDCouplingUMesh> MergeVorCells3D(const std::vector< MCAuto<MEDCouplingUM
   {
     MCAuto<MEDCouplingUMesh> tmp(skinOfRes->buildPartOfMySelf(remain->begin(),remain->end(),true));
     const int *cPtr(tmp->getNodalConnectivity()->begin()),*ciPtr(tmp->getNodalConnectivityIndex()->begin());
-    for(int i=0;i<remain->getNumberOfTuples();i++,jj++)
+    for(std::size_t i=0;i<remain->getNumberOfTuples();i++,jj++)
       {
         if(jj!=0)
           conn.push_back(-1);
@@ -440,7 +440,7 @@ MCAuto<MEDCouplingUMesh> MEDCoupling::Voronizer2D::doIt(const MEDCouplingUMesh *
             newCoords=a->getCoords()->selectByTupleId(tmp->begin(),tmp->end());
           }
           const double *cPtr(newCoords->begin());
-          for(int j=0;j<newCoords->getNumberOfTuples();j++,cPtr+=2)
+          for(std::size_t j=0;j<newCoords->getNumberOfTuples();j++,cPtr+=2)
             {
               std::set<int> zeCandidates;
               {
@@ -510,7 +510,7 @@ MCAuto<MEDCouplingUMesh> MEDCoupling::Voronizer3D::doIt(const MEDCouplingUMesh *
       if(polygsToIterOn.size()<1)
         throw INTERP_KERNEL::Exception("Voronoize3D : presence of a point outside the given cell !");
       std::vector< MCAuto<MEDCouplingUMesh> > newVorCells;
-      for(int poly=0;poly<vorTess->getNumberOfCells();poly++)
+      for(int poly=0;poly<ToIdType(vorTess->getNumberOfCells());poly++)
         {
           const double *seed(pts+3*poly);
           MCAuto<MEDCouplingUMesh> tile(l0[poly]);