Fixed build errors in MSVC when building without CUDA.

modules/gpu/src/initialization.cpp

@@ -74,7 +74,11 @@ namespace
 
 CV_EXPORTS bool cv::gpu::TargetArchs::builtWith(cv::gpu::FeatureSet feature_set)
 {
+#if defined (HAVE_CUDA)
     return ::compareToSet(CUDA_ARCH_FEATURES, feature_set, std::greater_equal<int>());
+#else
+	return false;
+#endif
 }
 
 
@@ -86,20 +90,32 @@ CV_EXPORTS bool cv::gpu::TargetArchs::has(int major, int minor)
 
 CV_EXPORTS bool cv::gpu::TargetArchs::hasPtx(int major, int minor)
 {
+#if defined (HAVE_CUDA)
     return ::compareToSet(CUDA_ARCH_PTX, major * 10 + minor, std::equal_to<int>());
+#else
+	return false;
+#endif
 }
 
 
 CV_EXPORTS bool cv::gpu::TargetArchs::hasBin(int major, int minor)
 {
+#if defined (HAVE_CUDA)
     return ::compareToSet(CUDA_ARCH_BIN, major * 10 + minor, std::equal_to<int>());
+#else
+	return false;
+#endif
 }
 
 
 CV_EXPORTS bool cv::gpu::TargetArchs::hasEqualOrLessPtx(int major, int minor)
 {
+#if defined (HAVE_CUDA)
     return ::compareToSet(CUDA_ARCH_PTX, major * 10 + minor, 
                      std::less_equal<int>());
+#else
+	return false;
+#endif
 }
 
 
@@ -112,15 +128,23 @@ CV_EXPORTS bool cv::gpu::TargetArchs::hasEqualOrGreater(int major, int minor)
 
 CV_EXPORTS bool cv::gpu::TargetArchs::hasEqualOrGreaterPtx(int major, int minor)
 {
+#if defined (HAVE_CUDA)
     return ::compareToSet(CUDA_ARCH_PTX, major * 10 + minor, 
                      std::greater_equal<int>());
+#else
+	return false;
+#endif
 }
 
 
 CV_EXPORTS bool cv::gpu::TargetArchs::hasEqualOrGreaterBin(int major, int minor)
 {
+#if defined (HAVE_CUDA)
     return ::compareToSet(CUDA_ARCH_BIN, major * 10 + minor, 
                      std::greater_equal<int>());
+#else
+	return false;
+#endif
 }