liwenhui-soul

Results 2 issues of liwenhui-soul

I'm trying to build folly on mac os 10.15 ``` cmake -DBUILD_SHARED_LIBS=ON -DBoost_NO_BOOST_CMAKE=ON -DCMAKE_BUILD_TYPE=Release -D__STDC_FORMAT_MACROS=1 ./ make ``` and I got errors as these ``` Undefined symbols for architecture x86_64:...

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