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| author | Josh Blum | 2012-08-30 16:57:35 -0700 |
|---|---|---|
| committer | Johnathan Corgan | 2012-08-30 17:03:40 -0700 |
| commit | c93ed1c9eb01027aee04f567b7541738b2aa8bda (patch) | |
| tree | 504b54b377857d397fcbfbef9546197ed1dbb1e5 /volk | |
| parent | 31e992a2850450121199169f8538f28b2f634cd7 (diff) | |
| download | gnuradio-c93ed1c9eb01027aee04f567b7541738b2aa8bda.tar.gz gnuradio-c93ed1c9eb01027aee04f567b7541738b2aa8bda.tar.bz2 gnuradio-c93ed1c9eb01027aee04f567b7541738b2aa8bda.zip | |
volk: dont set CMAKE_REQUIRED_FLAGS when empty
Diffstat (limited to 'volk')
| -rw-r--r-- | volk/lib/CMakeLists.txt | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/volk/lib/CMakeLists.txt b/volk/lib/CMakeLists.txt index 2ba1bf8fd..328a4e087 100644 --- a/volk/lib/CMakeLists.txt +++ b/volk/lib/CMakeLists.txt @@ -93,7 +93,9 @@ macro(check_arch arch_name) COMMAND ${PYTHON_EXECUTABLE} -c "import re; print(re.sub('\\W', '_', '${have_flag}'))" OUTPUT_VARIABLE have_flag OUTPUT_STRIP_TRAILING_WHITESPACE ) - set(CMAKE_REQUIRED_FLAGS VOLK_FLAG_CHECK_FLAGS) + if(VOLK_FLAG_CHECK_FLAGS) + set(CMAKE_REQUIRED_FLAGS VOLK_FLAG_CHECK_FLAGS) + endif() CHECK_CXX_COMPILER_FLAG(${flag} ${have_flag}) unset(CMAKE_REQUIRED_FLAGS) if (NOT ${have_flag}) |