build: fix CUDA 11.x compilation (#723)

CMakeLists.txt

@@ -102,6 +102,12 @@ if(OpenMVS_USE_CUDA)
 	FIND_PACKAGE(CUDA)
 	if(CUDA_FOUND)
 		ENABLE_LANGUAGE(CUDA)
+		# CUDA-11.x can not be compiled using C++14 standard on Windows
+		string(REGEX MATCH "^[0-9]+" CUDA_MAJOR ${CMAKE_CUDA_COMPILER_VERSION})
+		if(${CUDA_MAJOR} GREATER 10 AND CMAKE_CXX_COMPILER MATCHES "MSVC" AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "19.29")
+			message("Working around windows build failure with visual studio. Visual studio 16.10 introduced a compiler bug with compilng CUDA code with C++14. Set the cuda standard to 17 as a workaround.")
+			set(CMAKE_CUDA_STANDARD 17)
+		endif()
 		if(NOT OpenMVS_MAX_CUDA_COMPATIBILITY)
 			if(NOT DEFINED CMAKE_CUDA_ARCHITECTURES)
 				SET(CMAKE_CUDA_ARCHITECTURES 75)