POSITION_INDEPENDENT_CODE ON

Author: antoinebou12

CMakeLists.txt

@@ -165,13 +165,13 @@ if(SCALABLE_CCD_WITH_CUDA)
     message(FATAL_ERROR "No CUDA support found!")
   endif()
 
-  # Enable separable compilation for CUDA
-  set_target_properties(scalable_ccd PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
-
   # We need to explicitly state that we need all CUDA files in the particle
   # Enable separable compilation for CUDA
   # library to be built with -dc as the member functions could be called by
   # other libraries and executables.
+  set(CMAKE_POSITION_INDEPENDENT_CODE ON)
+  set_target_properties(scalable_ccd PROPERTIES CUDA_SEPARABLE_COMPILATION ON POSITION_INDEPENDENT_CODE ON)
+  
   if(DEFINED SCALABLE_CCD_CUDA_ARCHITECTURES)
     message(STATUS "CUDA_ARCHITECTURES was specified, skipping auto-detection")
     set(CMAKE_CUDA_ARCHITECTURES ${SCALABLE_CCD_CUDA_ARCHITECTURES})
@@ -191,34 +191,19 @@ if(SCALABLE_CCD_WITH_CUDA)
 
   if(APPLE)
     # We need to add the path to the driver (libcuda.dylib) as an rpath,
-    # Add rpath for CUDA on macOS
     # so that the static cuda runtime can find it at runtime.
     set_property(TARGET scalable_ccd
       PROPERTY
       BUILD_RPATH ${CMAKE_CUDA_IMPLICIT_LINK_DIRECTORIES})
   endif()
 
-  # Conditionally add CUDA compile options based on the platform
-  if(WIN32)
-    target_compile_options(scalable_ccd PRIVATE 
-      $<$<COMPILE_LANGUAGE:CUDA>:
-        --generate-line-info
-        --use_fast_math
-        --relocatable-device-code=true
-      >
-    )
-  else()
-    target_compile_options(scalable_ccd PRIVATE 
-      $<$<COMPILE_LANGUAGE:CUDA>:
-        --generate-line-info
-        --use_fast_math
-        --relocatable-device-code=true
-        # --ptxas-options=-v
-        # --maxrregcount=7
-        -fPIC # https://stackoverflow.com/questions/5311515/gcc-fpic-option
-      >
-    )
-  endif()
+  target_compile_options(scalable_ccd PRIVATE 
+    $<$<COMPILE_LANGUAGE:CUDA>:
+      --generate-line-info
+      --use_fast_math
+      --relocatable-device-code=true
+    >
+  )
 
   find_package(CUDAToolkit)
   target_link_libraries(scalable_ccd PUBLIC CUDA::cudart)