# Performing Test CMAKE\_HAVE\_LIBC\_PTHREAD - Failed

**URL:** <https://discourse.cmake.org/t/performing-test-cmake-have-libc-pthread-failed/1402>\
**Category:** Usage\
**Tags:** os:linux\
**Created:** [June 18, 2020, 6:15am UTC](https://discourse.cmake.org/t/performing-test-cmake-have-libc-pthread-failed/1402 "2020-06-18T06:15:55Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![ben.boeckel](https://discourse.cmake.org/letter_avatar_proxy/v4/letter/b/ea5d25/32.png) [@ben.boeckel](https://discourse.cmake.org/u/ben.boeckel)\
**Post date:** [November 11, 2020, 2:43pm UTC](https://discourse.cmake.org/t/performing-test-cmake-have-libc-pthread-failed/1402/2 "2020-11-11T14:43:26Z")

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It seems that you are using an out-of-date caffe version that might not support your CUDA version (hence the first warnings about internal headers).

Cc: @robert.maynard

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