这是错误日志：
<code>building 'psycopg2._psycopg' extension creating build/temp.macosx-10.9-intel-2.7 creating build/temp.macosx-10.9-intel-2.7/psycopg cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -mno-fused-madd -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -DPSYCOPG_DEFAULT_PYDATETIME=1 -DPSYCOPG_VERSION="2.5 (dt dec pq3 ext)" -DPG_VERSION_HEX=0x090301 -DPSYCOPG_EXTENSIONS=1 -DPSYCOPG_NEW_BOOLEAN=1 -DHAVE_PQFREEMEM=1 -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -I. -I/Library/PostgreSQL/9.3/include -I/Library/PostgreSQL/9.3/include/postgresql/server -c psycopg/psycopgmodule.c -o build/temp.macosx-10.9-intel-2.7/psycopg/psycopgmodule.o clang: error: unknown argument: '-mno-fused-madd' [-Wunused-command-line-argument-hard-error-in-future] clang: note: this will be a hard error (cannot be downgraded to a warning) in the future error: command 'cc' failed with exit status 1 </code>
有什么建议？任何解决方法？我完全被这封了大约一天.
解决方法:
这个对我有用：
export CFLAGS = -Qunused-arguments
export CPPFLAGS = -Qunused-arguments
clang error: unknown argument: ‘-mno-fused-madd’ (python package installation failure)
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