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authorRobert Maynard <robert.maynard@kitware.com>2020-02-03 03:07:14 (GMT)
committerBrad King <brad.king@kitware.com>2020-02-03 19:59:26 (GMT)
commit87df63707859d69a91764b4d491aaec7bec8d312 (patch)
treed5a270430ae3afab06e38bb55366a9adfad8f13a /Modules/CMakeTestCUDACompiler.cmake
parent3a732a7dc3a2f48f824175ad4727706a14974929 (diff)
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CUDA: Do not treat CUDA toolkit include directories as implicit
CMake properly detects the toolkit directories as implicit system includes, but CUDA compilers don't add explicit `-isystem` markups to these directories when compiling CUDA code. Due to this limitation, allow users to explicitly specify these directories as SYSTEM dirs. Fixes: #16464, #19864
Diffstat (limited to 'Modules/CMakeTestCUDACompiler.cmake')
-rw-r--r--Modules/CMakeTestCUDACompiler.cmake12
1 files changed, 12 insertions, 0 deletions
diff --git a/Modules/CMakeTestCUDACompiler.cmake b/Modules/CMakeTestCUDACompiler.cmake
index d80b55a..05811a8 100644
--- a/Modules/CMakeTestCUDACompiler.cmake
+++ b/Modules/CMakeTestCUDACompiler.cmake
@@ -78,6 +78,18 @@ else()
list(REMOVE_ITEM CMAKE_CUDA_IMPLICIT_LINK_LIBRARIES cudart cudart_static cudadevrt)
list(REMOVE_ITEM CMAKE_CUDA_HOST_IMPLICIT_LINK_LIBRARIES cudart cudart_static cudadevrt)
+ # Remove the CUDA Toolkit include directories from the set of
+ # implicit system include directories.
+ # This resolves the issue that NVCC doesn't specify these
+ # includes as SYSTEM includes when compiling device code, and sometimes
+ # they contain headers that generate warnings, so let users mark them
+ # as SYSTEM explicitly
+ if(CMAKE_CUDA_TOOLKIT_INCLUDE_DIRECTORIES)
+ list(REMOVE_ITEM CMAKE_CUDA_IMPLICIT_INCLUDE_DIRECTORIES
+ ${CMAKE_CUDA_TOOLKIT_INCLUDE_DIRECTORIES}
+ )
+ endif()
+
# Re-configure to save learned information.
configure_file(
${CMAKE_ROOT}/Modules/CMakeCUDACompiler.cmake.in