Description of problem: gcc4-c++-4.0.0-0.34.fc3 is not compatible with libstdc++-3.4.3-22.fc3. Version-Release number of selected component (if applicable): gcc4-c++-4.0.0-0.34.fc3 libstdc++-3.4.3-22.fc3 How reproducible: always Steps to Reproduce: 1. try to compile octave 2. 3. Actual results: make[2]: Entering directory `/home/dima/src/octave-2.9.0/src' g++4 -I. -I.. -I../liboctave -I../src -I../libcruft/misc -DHAVE_CONFIG_H -mieee-fp -Wall -W -Wshadow -O2 -march=athlon-xp -pipe -rdynamic \ -L.. -fPIC -o octave \ main.o \ < ... deleted ...> ../src/liboctinterp.so: undefined reference to `__cxa_get_exception_ptr' Expected results: All symbols resolved Additional info: