You can specify the location by setting the CUDACXX environment variable ( https://cmake.org/cmake/help/v3.12/envvar/CUDACXX.html ). On Mon, Sep 10, 2018 at 2:40 PM Jeffrey Perez via CMake <cmake@cmake.org> wrote: > > Hello, > > > > I have a project which uses the CMake 3.10.1 and CUDA nvcc compiler and I am > using the new project(projectName LANGUAGES CUDA) instead of > find_package(CUDA) to do so. I want CMake to use a different (explicitly > defined) path for nvcc compiler than the installed version. Before calling > project(projectName LANGUAGES CUDA), I declare CUDA_TOOLKIT_ROOT_DIR via an > include of a file which defines our third party library variables, but it > always finds the installed version. I know that CUDA_TOOLKIT_ROOT_DIR was > meant for the find_package(CUDA) script, but the documentation doesn't seem > to specify how to use the new project method of including nvcc. > > > > Is there a way to specify a different nvcc location using the new format? > > > > Excerpt from CMakeLists.txt: > > … > > include(${CMAKE_CURRENT_SOURCE_DIR}/../../../build/thirdparty_versions.cmake) > #defines CUDA_TOOLKIT_ROOT_DIR to specified CUDA root with bin/nvcc below it. > > message(---------------CUDA_TOOLKIT_ROOT_DIR:${ CUDA_TOOLKIT_ROOT_DIR}) > project(projectName LANGUAGES CUDA) > > … > > > > Below is a portion of my output: > > … > > ---------------CUDA_TOOLKIT_ROOT_DIR:C:/thirdparty/CUDA/v8.0 > > -- Selecting Windows SDK version 10.0.14393.0 to target Windows 10.0.17134. > > -- The CUDA compiler identification is NVIDIA 8.0.44 > > -- Check for working CUDA compiler: C:/Program Files/NVIDIA GPU Computing > Toolkit/CUDA/v8.0/bin/nvcc.exe > > > > You can see that the CUDA compiler found was the intalled version, not > C:/thirdparty/CUDA/v8.0 > > > > Thanks, > > Jeff Perez > > > > -- WARNING - CONFIDENTIAL INFORMATION: The information contained in the > e-mail may contain confidential and privileged information and is intended > solely for the use of the intended recipient(s). Access for any review, > re-transmission, dissemination or other use of, or taking of any action in > regard and reliance upon this e-mail by persons or entities other than the > intended recipient(s) is unauthorized and prohibited. If you are not the > intended recipient, please contact the sender by reply e-mail and destroy all > copies of the original message and any attachments. > -- > > Powered by www.kitware.com > > Please keep messages on-topic and check the CMake FAQ at: > http://www.cmake.org/Wiki/CMake_FAQ > > Kitware offers various services to support the CMake community. For more > information on each offering, please visit: > > CMake Support: http://cmake.org/cmake/help/support.html > CMake Consulting: http://cmake.org/cmake/help/consulting.html > CMake Training Courses: http://cmake.org/cmake/help/training.html > > Visit other Kitware open-source projects at > http://www.kitware.com/opensource/opensource.html > > Follow this link to subscribe/unsubscribe: > https://cmake.org/mailman/listinfo/cmake --
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