Use CUDA_LIBRARIES instead of hardcoding the path to libcudart

Hardcoded paths don't work when using Debian's packaged version of cuda,
as the library paths don't match.  CMake's find_package(CUDA) sets
CUDA_LIBRARIES to the path of libcudart, so just use that instead.

CMakeLists.txt

@@ -67,11 +67,7 @@ set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin")
 
 set(OPTIMIZE "-O3" CACHE STRING "Optimization level")
-if(CUDA)
-  set(C_CXX_FLAGS "-lcudart -Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wmissing-declarations -Woverloaded-virtual -pedantic-errors -Wno-deprecated")
-else()
-  set(C_CXX_FLAGS "-Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wmissing-declarations -Woverloaded-virtual -pedantic-errors -Wno-deprecated")
-endif(CUDA)
+set(C_CXX_FLAGS "-Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wmissing-declarations -Woverloaded-virtual -pedantic-errors -Wno-deprecated")
 if(OPENMP)
   set(C_CXX_FLAGS "-fopenmp ${C_CXX_FLAGS}")
 endif(OPENMP)

src/CMakeLists.txt

@@ -22,7 +22,7 @@ include_directories(${TACO_SRC_DIR})
 add_library(taco ${TACO_LIBRARY_TYPE} ${TACO_HEADERS} ${TACO_SOURCES})
 if (CUDA)
   include_directories(${CUDA_INCLUDE_DIRS})
-  target_link_libraries(taco INTERFACE ${CUDA_TOOLKIT_ROOT_DIR}/lib64/libcudart.so)
+  target_link_libraries(taco PUBLIC ${CUDA_LIBRARIES})
 endif (CUDA)
 install(TARGETS taco DESTINATION lib)