diff --git a/Common/processfields_fd.cpp b/Common/processfields_fd.cpp
index 8d3cb77..75bbffc 100644
--- a/Common/processfields_fd.cpp
+++ b/Common/processfields_fd.cpp
@@ -210,7 +210,7 @@ void ProcessFieldsFD::DumpFDData()
 				cerr << "ProcessFieldsFD::Process: can't dump to file...! " << endl;
 
 			//legacy support, use /FieldData/FD frequency-Attribute in the future
-			float freq[1]={m_FD_Samples.at(n)};
+			float freq[1] = {(float)m_FD_Samples.at(n)};
 			if (m_HDF5_Dump_File->WriteAtrribute("/FieldData/FD/"+ss.str()+"_real","frequency",freq,1)==false)
 				cerr << "ProcessFieldsFD::Process: can't dump to file...! " << endl;
 			if (m_HDF5_Dump_File->WriteAtrribute("/FieldData/FD/"+ss.str()+"_imag","frequency",freq,1)==false)
diff --git a/Common/processfields_sar.cpp b/Common/processfields_sar.cpp
index 26e3ad0..076390c 100644
--- a/Common/processfields_sar.cpp
+++ b/Common/processfields_sar.cpp
@@ -216,10 +216,10 @@ void ProcessFieldsSAR::DumpFDData()
 			size_t datasize[]={numLines[0],numLines[1],numLines[2]};
 			if (m_HDF5_Dump_File->WriteScalarField(ss.str(), SAR, datasize)==false)
 				cerr << "ProcessFieldsSAR::Process: can't dump to file...! " << endl;
-			float freq[1]={m_FD_Samples.at(n)};
+			float freq[1] = {(float)m_FD_Samples.at(n)};
 			if (m_HDF5_Dump_File->WriteAtrribute("/FieldData/FD/"+ss.str(),"frequency",freq,1)==false)
 				cerr << "ProcessFieldsSAR::Process: can't dump to file...! " << endl;
-			float pow[1]={power};
+			float pow[1] = {(float)power};
 			if (m_HDF5_Dump_File->WriteAtrribute("/FieldData/FD/"+ss.str(),"power",pow,1)==false)
 				cerr << "ProcessFieldsSAR::Process: can't dump to file...! " << endl;
 		}
diff --git a/Common/processfields_td.cpp b/Common/processfields_td.cpp
index 86104ef..e17ea6a 100644
--- a/Common/processfields_td.cpp
+++ b/Common/processfields_td.cpp
@@ -68,7 +68,7 @@ int ProcessFieldsTD::Process()
 		ss << std::setw( pad_length ) << std::setfill( '0' ) << m_Eng_Interface->GetNumberOfTimesteps();
 		size_t datasize[]={numLines[0],numLines[1],numLines[2]};
 		success &= m_HDF5_Dump_File->WriteVectorField(ss.str(), field, datasize);
-		float time[1]={m_Eng_Interface->GetTime(m_dualTime)};
+		float time[1] = {(float)m_Eng_Interface->GetTime(m_dualTime)};
 		success &= m_HDF5_Dump_File->WriteAtrribute("/FieldData/TD/"+ss.str(),"time",time,1);
 	}
 	else
diff --git a/FDTD/extensions/operator_ext_pml_sf.cpp b/FDTD/extensions/operator_ext_pml_sf.cpp
index d714b5b..d067cce 100644
--- a/FDTD/extensions/operator_ext_pml_sf.cpp
+++ b/FDTD/extensions/operator_ext_pml_sf.cpp
@@ -278,7 +278,7 @@ double Operator_Ext_PML_SF_Plane::GetKappaGraded(double depth, double Zm) const
 	if (depth<0)
 		return 0.0;
 
-	double vars[5] = {depth, m_pml_delta, m_pml_width, Zm, m_numLines[m_ny]};
+	double vars[5] = {depth, m_pml_delta, m_pml_width, Zm, (double)m_numLines[m_ny]};
 	return m_GradingFunction->Eval(vars);
 }
 
diff --git a/FDTD/extensions/operator_ext_upml.cpp b/FDTD/extensions/operator_ext_upml.cpp
index 94acbe3..29e28bf 100644
--- a/FDTD/extensions/operator_ext_upml.cpp
+++ b/FDTD/extensions/operator_ext_upml.cpp
@@ -302,7 +302,7 @@ void Operator_Ext_UPML::CalcGradingKappa(int ny, unsigned int pos[3], double Zm,
 
 			if (n==ny)
 				depth-=m_Op->GetEdgeLength(n,pos)/2;
-			double vars[5] = {depth, width/m_Size[2*n], width, Zm, m_Size[2*n]};
+			double vars[5] = {depth, width/m_Size[2*n], width, Zm, (double)m_Size[2*n]};
 			if (depth>0)
 				kappa_v[n] = m_GradingFunction->Eval(vars);
 			else
@@ -333,7 +333,7 @@ void Operator_Ext_UPML::CalcGradingKappa(int ny, unsigned int pos[3], double Zm,
 
 			if (n==ny)
 				depth+=m_Op->GetEdgeLength(n,pos)/2;
-			double vars[5] = {depth, width/(m_Size[2*n]), width, Zm, m_Size[2*n]};
+			double vars[5] = {depth, width/(m_Size[2*n]), width, Zm, (double)m_Size[2*n]};
 			if (depth>0)
 				kappa_v[n] = m_GradingFunction->Eval(vars);
 			else
diff --git a/FDTD/operator.cpp b/FDTD/operator.cpp
index c506d3b..b8fbd98 100644
--- a/FDTD/operator.cpp
+++ b/FDTD/operator.cpp
@@ -199,8 +199,7 @@ double Operator::GetNodeWidth(int ny, const int pos[3], bool dualMesh) const
 	if ( (pos[0]<0) || (pos[1]<0) || (pos[2]<0) )
 		return 0.0;
 
-	unsigned int uiPos[]={pos[0],pos[1],pos[2]};
-	return GetNodeWidth(ny, uiPos, dualMesh);
+	return GetNodeWidth(ny, pos, dualMesh);
 }
 
 double Operator::GetNodeArea(int ny, const unsigned int pos[3], bool dualMesh) const
@@ -215,8 +214,7 @@ double Operator::GetNodeArea(int ny, const int pos[3], bool dualMesh) const
 	if ( (pos[0]<0) || (pos[1]<0) || (pos[2]<0) )
 		return 0.0;
 
-	unsigned int uiPos[]={pos[0],pos[1],pos[2]};
-	return GetNodeArea(ny, uiPos, dualMesh);
+	return GetNodeArea(ny, pos, dualMesh);
 }
 
 unsigned int Operator::SnapToMeshLine(int ny, double coord, bool &inside, bool dualMesh) const
@@ -1178,7 +1176,7 @@ bool Operator::Calc_EffMatPos(int ny, const unsigned int* pos, double* EffMat) c
 	double deltaP_M=GetRawDiscDelta(nP,pos[nP]-1);
 	double deltaPP_M=GetRawDiscDelta(nPP,pos[nPP]-1);
 
-	int loc_pos[3]={pos[0],pos[1],pos[2]};
+	int loc_pos[3] = {(int)pos[0],(int)pos[1],(int)pos[2]};
 	double A_n;
 	double area = 0;
 
diff --git a/FDTD/operator_cylinder.cpp b/FDTD/operator_cylinder.cpp
index 938e433..293f782 100644
--- a/FDTD/operator_cylinder.cpp
+++ b/FDTD/operator_cylinder.cpp
@@ -132,7 +132,7 @@ double Operator_Cylinder::GetNodeWidth(int ny, const int pos[3], bool dualMesh)
 	if ( (pos[0]<0) || (pos[1]<0 && CC_closedAlpha==false) || (pos[2]<0) )
 		return 0.0;
 
-	unsigned int uiPos[]={pos[0],pos[1],pos[2]};
+	unsigned int uiPos[]={(unsigned int)pos[0],(unsigned int)pos[1],(unsigned int)pos[2]};
 	if (pos[1]<0 && CC_closedAlpha==true)
 		uiPos[1]+=numLines[1]-2;
 
@@ -173,7 +173,7 @@ double Operator_Cylinder::GetNodeArea(int ny, const int pos[3], bool dualMesh) c
 	if ( (pos[0]<0) || (pos[1]<0 && CC_closedAlpha==false) || (pos[2]<0) )
 		return 0.0;
 
-	unsigned int uiPos[]={pos[0],pos[1],pos[2]};
+	unsigned int uiPos[]={(unsigned int)pos[0],(unsigned int)pos[1],(unsigned int)pos[2]};
 	if (pos[1]<0 && CC_closedAlpha==true)
 		uiPos[1]+=numLines[1]-2;
 
diff --git a/tools/AdrOp.cpp b/tools/AdrOp.cpp
index 18b1c52..1940b61 100644
--- a/tools/AdrOp.cpp
+++ b/tools/AdrOp.cpp
@@ -499,11 +499,11 @@ unsigned int AdrOp::GetCellPos(int i, int j, int k)
 double AdrOp::GetShiftCellVolume(int ny, int step)
 {
 	for (unsigned int n=0; n<uiDimension; n++) if (dGrid[n]==NULL) error->Error(9);
-	int uiMax[4]={uiImax-1,uiJmax-1,uiKmax-1,uiLmax-1};
+	int uiMax[4]={(int)uiImax-1,(int)uiJmax-1,(int)uiKmax-1,(int)uiLmax-1};
 	while (ny<0) ny+=uiDimension;
 	ny=ny%uiDimension;
 	iCellShift[ny]=step;
-	int uiPos[4]={uiIpos+iCellShift[0],uiJpos+iCellShift[1],uiKpos+iCellShift[2]};
+	int uiPos[4]={(int)uiIpos+iCellShift[0],(int)uiJpos+iCellShift[1],(int)uiKpos+iCellShift[2]};
 	double dVol=1;
 	for (unsigned int n=0; n<uiDimension; ++n)
 	{