我正在尝试使用 Makefile 制作我的项目。Makefile 适用于其他 Mac，但在我的情况下会出错。
输出如下：
CC kernel.cpp
In file included from kernel.cpp:13:
In file included from ./kernel.hpp:22:
In file included from /usr/local/include/Poco/JSON/Object.h:24:
In file included from /usr/local/include/Poco/JSON/Array.h:25:
In file included from /usr/local/include/Poco/Dynamic/Var.h:26:
In file included from /usr/local/include/Poco/Dynamic/VarHolder.h:24:
In file included from /usr/local/include/Poco/NumberFormatter.h:24:
In file included from /usr/local/include/Poco/NumericString.h:25:
In file included from /usr/local/include/Poco/FPEnvironment.h:35:
In file included from /usr/local/include/Poco/FPEnvironment_C99.h:25:
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include/c++/v1/cmath:313:9: error:
no member named 'signbit' in the global namespace
using ::signbit;
~~^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include/c++/v1/cmath:314:9: error:
no member named 'fpclassify' in the global …