Fixed for CUDA compilation on Windows

src/cpp/flann/algorithms/kdtree_cuda_3d_index.h

@@ -320,7 +320,7 @@ private:
 
 private:
 
-    class GpuHelper;
+    struct GpuHelper;
 
     GpuHelper* gpu_helper_;
 

src/cpp/flann/util/any.h

@@ -144,8 +144,9 @@ base_any_policy* get_policy()
 }
 } // namespace anyimpl
 
-struct any
+class any
 {
+	typedef any any_t;
 private:
     // fields
     anyimpl::base_any_policy* policy;
@@ -196,7 +197,7 @@ public:
 
     /// Assignment function.
     template <typename T>
-    any& assign(const T& x)
+    any_t& assign(const T& x)
     {
         reset();
         policy = anyimpl::get_policy<T>();
@@ -206,7 +207,7 @@ public:
 
     /// Assignment operator.
     template<typename T>
-    any& operator=(const T& x)
+    any_t& operator=(const T& x)
     {
         return assign(x);
     }

src/cpp/flann/util/cuda/result_set.h

@@ -32,8 +32,14 @@
 #include <flann/util/cuda/heap.h>
 #include <limits>
 
+__device__ __forceinline__
+float infinity()
+{
+       return __int_as_float(0x7f800000);
+}
+
 #ifndef INFINITY
-#define INFINITY __int_as_float(0x7f800000)
+#define INFINITY infinity()
 #endif
 
 namespace flann
@@ -48,7 +54,7 @@ struct SingleResultSet
     DistanceType bestDist;
     const DistanceType epsError;
 
-    __host__ __device__
+    __device__
     SingleResultSet( DistanceType eps ) : bestIndex(-1),bestDist(INFINITY), epsError(eps){ }
 
     __host__ __device__
@@ -71,7 +77,7 @@ struct SingleResultSet
     DistanceType* resultDist;
     int* resultIndex;
 
-    __host__ __device__
+    __device__
     inline void
     setResultLocation( DistanceType* dists, int* index, int thread, int stride )
     {
@@ -123,7 +129,7 @@ struct KnnResultSet
     const DistanceType epsError;
 
 
-    __host__ __device__
+    __device__
     KnnResultSet(int knn, bool sortResults, DistanceType eps) : foundNeighbors(0),largestHeapDist(INFINITY),k(knn), sorted(sortResults), epsError(eps){ }
 
     //          __host__ __device__
@@ -187,7 +193,7 @@ struct KnnResultSet
     float* resultDist;
     int* resultIndex;
 
-    __host__ __device__
+    __device__
     inline void
     setResultLocation( DistanceType* dists, int* index, int thread, int stride )
     {
@@ -438,7 +444,7 @@ struct KnnRadiusResultSet
     DistanceType* resultDist;
     int* resultIndex;
 
-    __host__ __device__
+    __device__
     inline void
     setResultLocation( DistanceType* dists, int* index, int thread, int stride )
     {
@@ -527,4 +533,4 @@ struct RadiusResultSet
 }
 }
 
-#endif
\ No newline at end of file
+#endif