我只是想重命名我的virtualenv，所以我做了pip
freeze > requirements.txt
在旧的，然后pip install -r req.txt并且所有人都很好地执行了python-ldap。
这是由pip给出的错误：
（顺便说一句，我使用virtualenvwrapper创建了虚拟环境。）
x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fno-strict-aliasing -D_FORTIFY_SOURCE=2 -g -fstack-protector-strong -Wformat -Werror=format-security -fPIC -DHAVE_SASL -DHAVE_TLS -DHAVE_LIBLDAP_R -DHAVE_LIBLDAP_R -DLDAPMODULE_VERSION=2.4.19 -IModules -I/opt/openldap-RE24/include -I/usr/include/sasl -I/usr/include -I/usr/include/python2.7 -c Modules/LDAPObject.c -o build/temp.linux-x86_64-2.7/Modules/LDAPObject.o
x86_64-linux-gnu-gcc: error: unrecognized command line option '-fstack-protector-strong'
error: command 'x86_64-linux-gnu-gcc' failed with exit status 1
----------------------------------------
Cleaning up...
Command /home-fri/hojny/.virtualenvs/e-vzdelavanie/bin/python2 -c "import setuptools, tokenize;__file__='/tmp/pip-build-7Dvhke/python-ldap/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /tmp/pip-PkGQ57-record/install-record.txt --single-version-externally-managed --compile --install-headers /home-fri/hojny/.virtualenvs/e-vzdelavanie/include/site/python2.7 failed with error code 1 in /tmp/pip-build-7Dvhke/python-ldap
Storing debug log for failure in /home-fri/hojny/.pip/pip.log
gcc -v会返回此信息：
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/4.8/lto-wrapper
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Debian 4.8.2-10' --with-bugurl=file:///usr/share/doc/gcc-4.8/README.Bugs --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --prefix=/usr --program-suffix=-4.8 --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.8 --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-gnu-unique-object --disable-libmudflap --enable-plugin --with-system-zlib --disable-browser-plugin --enable-java-awt=gtk --enable-gtk-cairo --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre --enable-java-home --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64 --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-4.8-amd64 --with-arch-directory=amd64 --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --enable-objc-gc --enable-multiarch --with-arch-32=i586 --with-abi=m64 --with-multilib-list=m32,m64,mx32 --with-tune=generic --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu
Thread model: posix
gcc version 4.8.2 (Debian 4.8.2-10)