diff --git a/cmake/libraries.cmake b/cmake/libraries.cmake
index dca31ea9..43d2726e 100644
--- a/cmake/libraries.cmake
+++ b/cmake/libraries.cmake
@@ -308,5 +308,6 @@ MACRO ( CONFIGURE_LBPM )
     # Suppress some common warnings
     IF ( USING_GCC )
         SET( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-reorder -Wno-unused-parameter")
+        SET( CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} --compiler-options -Wno-reorder,-Wno-unused-parameter")
     ENDIF()
 ENDMACRO ()
diff --git a/common/MPI.cpp b/common/MPI.cpp
index 9495372d..8b09bc49 100644
--- a/common/MPI.cpp
+++ b/common/MPI.cpp
@@ -35,7 +35,7 @@
 // Using MAC
 #define USE_MAC
 #include <sched.h>
-#elif defined( __linux ) || defined( __unix ) || defined( __posix )
+#elif defined( __linux ) || defined( __linux__ ) || defined( __unix ) || defined( __posix )
 // We are using linux
 #define USE_LINUX
 #include <sched.h>
diff --git a/gpu/Color.cu b/gpu/Color.cu
index 347858b9..30c16b51 100644
--- a/gpu/Color.cu
+++ b/gpu/Color.cu
@@ -128,7 +128,7 @@ __global__  void dvc_ScaLBL_Color_InitDistance(char *ID, double *Den, double *Ph
 
 __global__  void dvc_ScaLBL_Color_BC(int *list, int *Map, double *Phi, double *Den, double vA, double vB, int count, int Np)
 {
-	int idx,n,nm;
+	int idx,n;
 	// Fill the outlet with component b
 	idx = blockIdx.x*blockDim.x + threadIdx.x;
 	if (idx < count){
@@ -3471,13 +3471,11 @@ __global__ void dvc_ScaLBL_D3Q19_AAeven_ColorMass(double *Aq, double *Bq, double
 		double *Velocity, double *ColorGrad, double beta, int start, int finish, int Np){
 
 	int n;
-	double fq;
 	// non-conserved moments
 	double nA,nB; // number density
 	double a1,b1,a2,b2,nAB,delta;
 	double C,nx,ny,nz; //color gradient magnitude and direction
 	double ux,uy,uz;
-	double phi,tau,rho0,rlx_setA,rlx_setB;
 
 	int S = Np/NBLOCKS/NTHREADS + 1;
 	for (int s=0; s<S; s++){
@@ -3565,13 +3563,11 @@ __global__ void dvc_ScaLBL_D3Q19_AAodd_ColorMass(int *neighborList, double *Aq,
 		double *Velocity, double *ColorGrad, double beta, int start, int finish, int Np){
 
 	int n,nread;
-	double fq;
 	// non-conserved moments
 	double nA,nB; // number density
 	double a1,b1,a2,b2,nAB,delta;
 	double C,nx,ny,nz; //color gradient magnitude and direction
 	double ux,uy,uz;
-	double phi,tau,rho0,rlx_setA,rlx_setB;
 
 	int S = Np/NBLOCKS/NTHREADS + 1;
 	for (int s=0; s<S; s++){
diff --git a/gpu/D3Q19.cu b/gpu/D3Q19.cu
index 2df4db6c..133c8455 100644
--- a/gpu/D3Q19.cu
+++ b/gpu/D3Q19.cu
@@ -1538,7 +1538,6 @@ __global__  void dvc_ScaLBL_D3Q19_Momentum(double *dist, double *vel, int N)
 	double f1,f2,f3,f4,f5,f6,f7,f8,f9;
 	double f10,f11,f12,f13,f14,f15,f16,f17,f18;
 	double vx,vy,vz;
-	char id;
 
 	int S = N/NBLOCKS/NTHREADS + 1;
 	for (int s=0; s<S; s++){