"std::ios_base::Init::~Init()",referencedfrom:

Undefined symbolsfor architecture armv6:"std::ios_base::Init::~Init()", referenced from:  ___tcf_0 in libmyCppLib_dev.a(myCppLib.o)"std::basic_ostream >& std::operator<<  >(std::basic_ostream >&, char const*)", referenced from:      _show_the_world in libmyCppLib_dev.a(myCppLib.o)"std::ios_base::Init::Init()", referenced from:  __static_initialization_and_destruction_0(int,int)in libmyCppLib_dev.a(myCppLib.o)"std::cout", referenced from:  _show_the_world in libmyCppLib_dev.a(myCppLib.o)ld: symbol(s) not foundfor architecture armv6collect2: ld returned1 exit status

成都创新互联公司始终坚持【策划先行，效果至上】的经营理念，通过多达10多年累计超上千家客户的网站建设总结了一套系统有效的全网营销推广解决方案，现已广泛运用于各行各业的客户，其中包括：自拌料搅拌车等企业，备受客户赞扬。

The correct answer was provided by Jimmy Koerting in the comments: the app needs to be linked against libstdc++.dylib to resolve the standard library symbols. Thanks to Jimmy Koerting, but one more thing i want to add here is, if you are using xcode latest version with iOS 6.1 please add thislibstdc++.6.dylib

http://stackoverflow.com/questions/6882817/building-static-c-lib-for-use-with-objective-c-app-in-xcode-4

网站题目："std::ios_base::Init::~Init()",referencedfrom:
文章网址：http://jkwzsj.com/article/poshsg.html