产生”undefined reference to `typeinfo for xxx’“最常见的原因就是基类的虚函数未实现了。由于C++类的实现可以分布在多个源文件中,所以生成目标文件时,基类的虚函数没有定义是不会报错的。但是链接成可执行文件时,需要将虚函数的信息放进typeinfo中,这个时候虚函数未实现就会引发这个错误。 混用了no-RTTI代码和...
undefined reference to typeinfo - C++ error message There are some compiler and loader error messages that shout obviously as to their cause, but there are others that simply don't give the new user much of an indication as to what's really wrong. And most of those I get to know pretty...
undefined reference to `vtable for __cxxabiv1__class_type_info' 编译问题:libstdc++.so: undefined reference to `vtable for __cxxabiv1::__class_type_info'解决:未定义符号可以使用 -fno-rtti 重编即可 相关知识:什么是rtti(runtime type identification)?打开rtti后编译器会为每个有虚函数的类...
import "typeinfo"; //cannot use angle brackets in this editor for some reason int main() { typeid(int).name(); } produces: main.cpp(2,25): error C2027: use of undefined type 'type_info' predefined C++ types (compiler internal)(215): message : see declaration of 'type_info' bo...
解决办法: 在CMakeLists.txt中添加math库链接, traget_l... 我们都是大好青年 0 856 undefined reference to `std::__cxx11::basic_string<char, 2019-11-13 09:41 −centos上编译报错,部分信息如下: /usr/local/lib/libprotobuf.so.9: undefined reference to `std::__cxx11::basic_string<char, ...
undefined reference to typeinfo - C++ error message There are some compiler and loader error messages that shout obviously as to their cause, but there are others that simply don't give the new user much of an indication as to what's really wrong. And most of those I get to know pretty...
undefined reference to typeinfo - C++ error message There are some compiler and loader error messages that shout obviously as to their cause, but there are others that simply don't give the new user much of an indication as to what's really wrong. And most of those I get to know pretty...
再从错误信息中找没有搜索过的关键词来搜索,尝试了许多关键词后终于在搜索“undefined reference to `typeinfo”时在 ://.wellho.net/上看到: undefined reference totypeinfo- C++ error message There are some compiler and loader error messages that shout obviously as to their cause, but there are ...
(.rodata._ZTI14HardwareSerial+0x0): undefined reference to `vtable for __cxxabiv1::__si_class_type_info' /tmp/arduino_test1/core.a(Print.cpp.o):(.rodata._ZTI5Print+0x0): undefined reference to `vtable for __cxxabiv1::__class_type_info' collect2: error: ld returned 1 exit ...
/opt/qt57/lib/libQt5Test.so.5: undefined reference toQMutex::unlock()@Qt_5' /opt/qt57/lib/libQt5Test.so.5: undefined reference totypeinfo for QAbstractNativeEventFilter@Qt_5' /opt/qt57/lib/libQt5Test.so.5: undefined reference toQWaitCondition::~QWaitCondition()@Qt_5' /opt/qt57...