我有一段使用 boost 的 unordered_set 的代码
#include <boost/unordered_set.hpp>
boost::unordered_set<string> mySet(100);
它可以在 unix 下与 gcc 一起编译并正常工作。当我尝试使用 mingw32 (gmake 3.8.1) 进行交叉编译时,我收到以下消息:
In file included
from /usr/i686-pc-mingw32/sys-root/mingw/include/boost/functional/hash/detail/hash_float.hpp:17,
from /usr/i686-pc-mingw32/sys-root/mingw/include/boost/functional/hash/hash.hpp:15,
from /usr/i686-pc-mingw32/sys-root/mingw/include/boost/functional/hash.hpp:6,
from /usr/i686-pc-mingw32/sys-root/mingw/include/boost/unordered/unordered_set.hpp:17,
from /usr/i686-pc-mingw32/sys-root/mingw/include/boost/unordered_set.hpp:16,
from /mnt/VirtualBoxShare/percolator/src/ProteinProbEstimatorHelper.h:33,
from /mnt/VirtualBoxShare/percolator/src/ProteinProbEstimator.cpp:28:
/usr/i686-pc-mingw32/sys-root/mingw/include/boost/cstdint.hpp:105: error: expected unqualified-id before 'unsigned'
/usr/i686-pc-mingw32/sys-root/mingw/include/boost/cstdint.hpp:105: error: expected ';' before 'unsigned'
/usr/i686-pc-mingw32/sys-root/mingw/include/boost/cstdint.hpp:105: error: declaration does not declare anything
/usr/i686-pc-mingw32/sys-root/mingw/include/boost/cstdint.hpp:114: error: expected unqualified-id before 'unsigned'
/usr/i686-pc-mingw32/sys-root/mingw/include/boost/cstdint.hpp:114: error: expected ';' before 'unsigned'
/usr/i686-pc-mingw32/sys-root/mingw/include/boost/cstdint.hpp:114: error: declaration does not declare anything
对我来说,这似乎是一个与模板相关的问题;有什么建议么?
谢谢你,马蒂亚
[编辑]
其他增强功能可用,例如词法转换
#include <boost/lexical_cast.hpp>