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Merge pull request #2380 from blattms/make-cmake-cuda-check-work-for-3.6

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Make Cmake version check for CUDA work for CMake 3.6.
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Markus Blatt 2020-03-02 13:21:15 +01:00 committed by GitHub
commit c0c403aba3
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1 changed files with 4 additions and 1 deletions
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CMakeLists.txt
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@ -25,8 +25,11 @@ cmake_minimum_required (VERSION 2.8)
# out. It seems to ignore CMAKE_NVCC_FLAGS and CMAKE. Additionally
# our way of specifying cuda source files never worked for CMake
# version < 3.8. Hence we deactivate cuda for these versions.
# We use "CMAKE_VERSION VERSION_GREATER 3.7.9" instead of
# CMAKE_VERSION VERSION_GREATER_EQUAL 3.8, because of backwards
# compatibility to cmake 3.6 and lower.
if(NOT CMAKE_DISABLE_FIND_PACKAGE_CUDA AND
CMAKE_VERSION VERSION_GREATER_EQUAL 3.8)
CMAKE_VERSION VERSION_GREATER 3.7.9)
if(NOT DEFINED ENV{CUDAHOSTCXX} AND
(NOT CMAKE_CUDA_FLAGS OR NOT CMAKE_CUDA_FLAGS MATCHES ".*-ccbin .*"))
set(CMAKE_CUDA_FLAGS "-ccbin ${CMAKE_CXX_COMPILER} ${CMAKE_CUDA_FLAGS}")