missing memcpy within kernel with CUDA 7.5

add workaround
fireice-uk · Apr 15, 2017 · dc6e4c2 · dc6e4c2
1 parent e2a2e54
commit dc6e4c2
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -103,7 +103,10 @@ if("${CUDA_COMPILER}" STREQUAL "clang")
     endforeach()
 
 elseif("${CUDA_COMPILER}" STREQUAL "nvcc")
-
+    # avoid that nvcc in CUDA < 8 tries to use libc `memcpy` within the kernel
+    if(CUDA_VERSION VERSION_LESS 8.0)
+        add_definitions(-D_FORCE_INLINES)
+    endif()
     foreach(CUDA_ARCH_ELEM ${CUDA_ARCH})
         # set flags to create device code for the given architecture
         set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS}