Question

在Xcode中，当我使用＆＃34;部署目标＆＃34;来构建应用程序时6.0或6.1它工作正常但如果我将目标更改为7.0或更高我得到未定义的符号错误。我已经尝试删除框架并将其重新添加，但似乎仍无法构建它。不确定这是否有所作为，但我必须使用＆＃34; -all_load＆＃34; for＆＃34; Other Linker Flags＆＃34;对于这个框架。我还确保＆＃34;有效架构＆＃34;有armv7包括但我仍然无法解决这个问题。任何人都可以帮助我或指出我正确的方向吗？

Undefined symbols for architecture armv7:
 "std::ios_base::Init::~Init()", referenced from:
     __GLOBAL__I_a in G4XSwiper(DownSample.o)
     __GLOBAL__I_a in G4XSwiper(FskController.o)
     __GLOBAL__I_a in G4XSwiper(WavBuffer.o)
     __GLOBAL__I_a in G4XSwiper(AE_ManchesterRealTimeDecoder.o)
     __GLOBAL__I_a in G4XSwiper(AE_ManchesterState.o)
 "std::ios_base::Init::Init()", referenced from:
     __GLOBAL__I_a in G4XSwiper(DownSample.o)
     __GLOBAL__I_a in G4XSwiper(FskController.o)
     __GLOBAL__I_a in G4XSwiper(WavBuffer.o)
     __GLOBAL__I_a in G4XSwiper(AE_ManchesterRealTimeDecoder.o)
     __GLOBAL__I_a in G4XSwiper(AE_ManchesterState.o)
 ld: symbol(s) not found for architecture armv7
 clang: error: linker command failed with exit code 1 (use -v to see invocation)

Answer 1

尝试在其他链接标记中设置 -ObjC -lstdc ++ ，或在项目中添加 libstdc ++。6.dylib - ＆gt ;目标 - ＆gt;构建阶段 - ＆gt;链接二进制文件库。

架构armv7 iOS 7.0的未定义符号

1 个答案: