I have an ubuntu 19 and I am trying to change the version of my gcc to 4.8.5 from 7.8 ( I suppose ). After I tried using this command
link in ${@:1}; do sudo ln -s -f "/usr/bin/${link}-${0}" "/usr/bin/${link}"; done' 4.8
which is from this link
How to choose the default gcc and g++ version?
after I tried to use gcc -v or gcc --version or even trying to compile anything with gcc I get the error
Traceback (most recent call last):
File "/usr/lib/command-not-found", line 28, in <module>
from CommandNotFound import CommandNotFound
File "/usr/lib/python3/dist-packages/CommandNotFound/CommandNotFound.py", line 19, in <module>
from CommandNotFound.db.db import SqliteDatabase
File "/usr/lib/python3/dist-packages/CommandNotFound/db/db.py", line 5, in <module>
import apt_pkg
ImportError: /opt/Xilinx/14.7/ISE_DS/common/lib/lin64/libstdc++.so.6: version `CXXABI_1.3.8' not found (required by /usr/lib/python3/dist-packages/apt_pkg.cpython-36m-x86_64-linux-gnu.so)
Error in sys.excepthook:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/apport_python_hook.py", line 63, in apport_excepthook
from apport.fileutils import likely_packaged, get_recent_crashes
File "/usr/lib/python3/dist-packages/apport/__init__.py", line 5, in <module>
from apport.report import Report
File "/usr/lib/python3/dist-packages/apport/report.py", line 30, in <module>
import apport.fileutils
File "/usr/lib/python3/dist-packages/apport/fileutils.py", line 23, in <module>
from apport.packaging_impl import impl as packaging
File "/usr/lib/python3/dist-packages/apport/packaging_impl.py", line 24, in <module>
import apt
File "/usr/lib/python3/dist-packages/apt/__init__.py", line 23, in <module>
import apt_pkg
ImportError: /opt/Xilinx/14.7/ISE_DS/common/lib/lin64/libstdc++.so.6: version `CXXABI_1.3.8' not found (required by /usr/lib/python3/dist-packages/apt_pkg.cpython-36m-x86_64-linux-gnu.so)
Original exception was:
Traceback (most recent call last):
File "/usr/lib/command-not-found", line 28, in <module>
from CommandNotFound import CommandNotFound
File "/usr/lib/python3/dist-packages/CommandNotFound/CommandNotFound.py", line 19, in <module>
from CommandNotFound.db.db import SqliteDatabase
File "/usr/lib/python3/dist-packages/CommandNotFound/db/db.py", line 5, in <module>
import apt_pkg
ImportError: /opt/Xilinx/14.7/ISE_DS/common/lib/lin64/libstdc++.so.6: version `CXXABI_1.3.8' not found (required by /usr/lib/python3/dist-packages/apt_pkg.cpython-36m-x86_64-linux-gnu.so)
what should I do to solve this and get gcc 4.8 as new version
gcc
versions don't seem to match any releases (packages.ubuntu.com/…)gcc-4.8 file.c
....export CC=gcc-4.8 CXX=g++-4.8 && [other command]
....make CC=gcc-4.8
. .... Alternatively you can setup links with /etc/aternatives/ ... ( sudo update-alternatives --config gcc .... etc. etc.)LD_LIBRARY_PATH
set somewhere (in your~/.bashrc
for example)? What is the output ofecho $LD_LIBRARY_PATH
?