[flang][cuda] Add version in libCufRuntime name (#104506)

Author: clementval

flang/runtime/CUDA/CMakeLists.txt

@@ -8,7 +8,12 @@
 
 include_directories(${CUDAToolkit_INCLUDE_DIRS})
 
-add_flang_library(CufRuntime
+# libCufRuntime depends on a certain version of CUDA. To be able to have
+# multiple build of this library with different CUDA version, the version is
+# added to the library name.
+set(CUFRT_LIBNAME CufRuntime_cuda_${CUDAToolkit_VERSION_MAJOR})
+
+add_flang_library(${CUFRT_LIBNAME}
   allocator.cpp
   descriptor.cpp
 )
@@ -19,7 +24,7 @@ else()
   set(CUDA_RT_TARGET CUDA::cudart_static)
 endif()
 
-target_link_libraries(CufRuntime
+target_link_libraries(${CUFRT_LIBNAME}
   PRIVATE
   FortranRuntime
   ${CUDA_RT_TARGET}

flang/unittests/Runtime/CUDA/CMakeLists.txt

@@ -6,7 +6,7 @@ add_flang_unittest(FlangCufRuntimeTests
 
 target_link_libraries(FlangCufRuntimeTests
   PRIVATE
-  CufRuntime
+  CufRuntime_cuda_${CUDAToolkit_VERSION_MAJOR}
   FortranRuntime
 )