Dear Ye, I met similar problems before, I guess you did't install g++ well, I suggest you try to find if you have install it well. Aidong ***************************************************************************** * * Name: Ai-Dong Chen * Room: Room 222, 9#Building(Tel: 68213344--2945), IHEP, BeiJing * Office: Room 104,Three Hall(Tel: 68213344--2312) * Room 210,Three Hall(Tel: 68213344--2184) * Address: INST OF HIGH ENERGY PHYSICS * PO BOX 918 * BEIJING 100039 * P R CHINA * E_mail: chenad@hpws2.ihep.ac.cn * HomePage: http://hptc3.ihep.ac.cn:6666/~chenad * **************************************************************************** On Fri, 2 Apr 1999, ShuWei Ye wrote: > > Hi, > > I have been out of the roottalk for a quite long time. I met a problem > when compile and link a program using ROOT-v2.00/13 at RedHat-5.2 The > error message is > > Linux/bin/mainRint.o: In function `main': > /usr/include/g++/streambuf.h:479: undefined reference to `ios virtual > table' > Linux/bin/mainRint.o: In function `main': > /usr/include/g++/iostream.h:122: undefined reference to `istream::ios > virtual table' > Linux/bin/mainRint.o: In function `main': > /usr/include/g++/fstream.h:65: undefined reference to `ifstream::ios > virtual table' > Linux/bin/libAMS.so: undefined reference to `TGTransientFrame type_info > node' > Linux/bin/libAMS.so: undefined reference to `TMarker3DBox type_info node' > Linux/bin/libAMS.so: undefined reference to `TCanvas type_info node' > Linux/bin/libAMS.so: undefined reference to `TButton type_info node' > Linux/bin/libAMS.so: undefined reference to `TGTransientFrame type_info > functio > Linux/bin/libAMS.so: undefined reference to `TPolyLine3D type_info > function' > Linux/bin/libAMS.so: undefined reference to `TObject type_info node' > Linux/bin/libAMS.so: undefined reference to `TPolyLine3D type_info node' > Linux/bin/libAMS.so: undefined reference to `TPad type_info function' > Linux/bin/libAMS.so: undefined reference to `TCanvas type_info function' > Linux/bin/libAMS.so: undefined reference to `THelix type_info node' > Linux/bin/libAMS.so: undefined reference to `THelix type_info function' > Linux/bin/libAMS.so: undefined reference to `TObject type_info function' > Linux/bin/libAMS.so: undefined reference to `TMarker3DBox type_info > function' > Linux/bin/libAMS.so: undefined reference to `TPad type_info node' > Linux/bin/libAMS.so: undefined reference to `TButton type_info function' > Linux/bin/libAMS.so: undefined reference to `TNamed type_info function' > Linux/bin/libAMS.so: undefined reference to `TNamed type_info node' > collect2: ld returned 1 exit status > gmake: *** [Linux/bin/amsRint] Error 1 > > I checked all ROOT libraries, and found no any symbols with "type_info". > > The compiler I used is > egcs-2.90.29 980515 (egcs-1.0.3 release) > > > Any ideas ? Thanks. > > > Best regards --Shuwei > >
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