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authorBrad King <brad.king@kitware.com>2018-09-20 13:35:39 +0000
committerKitware Robot <kwrobot@kitware.com>2018-09-20 09:35:45 -0400
commit99648081085d8ec48a7846c918bee39a2bdde908 (patch)
tree5312266843a91b1a2b990d7509bb6dcd5e80eab5 /Modules/FindCUDA.cmake
parentcc6e2b95d92d233c755c4649ba2d6914255a1e04 (diff)
parent8085799ce3a311e3f0f3c2f2119ae0dcb8b2e0a3 (diff)
downloadcmake-99648081085d8ec48a7846c918bee39a2bdde908.tar.gz
Merge topic 'FindCUDA-ccbin-env'
8085799ce3 FindCUDA: Add option to set CUDA_HOST_COMPILER via environment Acked-by: Kitware Robot <kwrobot@kitware.com> Merge-request: !2391
Diffstat (limited to 'Modules/FindCUDA.cmake')
-rw-r--r--Modules/FindCUDA.cmake6
1 files changed, 5 insertions, 1 deletions
diff --git a/Modules/FindCUDA.cmake b/Modules/FindCUDA.cmake
index 5547deeea9..3527979e77 100644
--- a/Modules/FindCUDA.cmake
+++ b/Modules/FindCUDA.cmake
@@ -105,6 +105,8 @@
# the host compiler is constructed with one or more visual studio macros
# such as $(VCInstallDir), that expands out to the path when
# the command is run from within VS.
+# If the CUDAHOSTCXX environment variable is set it will
+# be used as the default.
#
# CUDA_NVCC_FLAGS
# CUDA_NVCC_FLAGS_<CONFIG>
@@ -527,7 +529,9 @@ option(CUDA_HOST_COMPILATION_CPP "Generated file extension" ON)
# Extra user settable flags
cmake_initialize_per_config_variable(CUDA_NVCC_FLAGS "Semi-colon delimit multiple arguments.")
-if(CMAKE_GENERATOR MATCHES "Visual Studio")
+if(DEFINED ENV{CUDAHOSTCXX})
+ set(CUDA_HOST_COMPILER "$ENV{CUDAHOSTCXX}" CACHE FILEPATH "Host side compiler used by NVCC")
+elseif(CMAKE_GENERATOR MATCHES "Visual Studio")
set(_CUDA_MSVC_HOST_COMPILER "$(VCInstallDir)Tools/MSVC/$(VCToolsVersion)/bin/Host$(Platform)/$(PlatformTarget)")
if(MSVC_VERSION LESS 1910)
set(_CUDA_MSVC_HOST_COMPILER "$(VCInstallDir)bin")