摘要：
（1）出现"std::__1::basic_ostream >::flush()"之类的错误Undefined symbols for architecture i386: "std::__1::basic_ostream >::flush()", referenced from: cv::gpu::error(char const*, char const*, int, char const*) in opencv2(gpumat.o) "std::__1::basic_ostream >::sentry::sentry(s 阅读全文