Hello gem5-users, I get the following error when building gem5 on CentOS 7: [olumide@centos gem5]$ scons build/NULL/gem5.opt -j4 scons: Reading SConscript files ... ... Checking for linker -Wl,--as-needed support... yes Checking for compiler -gz support... yes Checking for linker -gz support... yes Info: Using Python config: python3-config Checking for C header file Python.h... yes build/NULL/gem5.build/scons_config/conftest_2176b2d932a60acfa5b4079f6e5ab92b_0_e62b576be4b0ded20a2d3bd61e36c055: /lib64/libstdc++.so.6: version `CXXABI_1.3.9' not found (required by build/NULL/gem5.build/scons_config/conftest_2176b2d932a60acfa5b4079f6e5ab92b_0_e62b576be4b0ded20a2d3bd61e36c055) build/NULL/gem5.build/scons_config/conftest_2176b2d932a60acfa5b4079f6e5ab92b_0_e62b576be4b0ded20a2d3bd61e36c055: /lib64/libstdc++.so.6: version `GLIBCXX_3.4.29' not found (required by build/NULL/gem5.build/scons_config/conftest_2176b2d932a60acfa5b4079f6e5ab92b_0_e62b576be4b0ded20a2d3bd61e36c055) build/NULL/gem5.build/scons_config/conftest_2176b2d932a60acfa5b4079f6e5ab92b_0_e62b576be4b0ded20a2d3bd61e36c055: /lib64/libstdc++.so.6: version `CXXABI_1.3.13' not found (required by build/NULL/gem5.build/scons_config/conftest_2176b2d932a60acfa5b4079f6e5ab92b_0_e62b576be4b0ded20a2d3bd61e36c055) build/NULL/gem5.build/scons_config/conftest_2176b2d932a60acfa5b4079f6e5ab92b_0_e62b576be4b0ded20a2d3bd61e36c055: /lib64/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by build/NULL/gem5.build/scons_config/conftest_2176b2d932a60acfa5b4079f6e5ab92b_0_e62b576be4b0ded20a2d3bd61e36c055) I have added the path to a compliant version of libstdc++.so.6 to the start of the LD_LIBRARY_PATH environment variable. This version of libstdc++.so.6 supports the required ABIs: [olumide@centos gem5]$ strings /share/sw/rhel7/gcc-13.3.0/lib/libstdc++.so.6 | grep GLIBCXX_3.4.29 GLIBCXX_3.4.29 GLIBCXX_3.4.29 [olumide@centos gem5]$ strings /share/sw/rhel7/gcc-13.3.0/lib/libstdc++.so.6 | grep GLIBCXX_3.4.21 GLIBCXX_3.4.21 GLIBCXX_3.4.21 [olumide@centos gem5]$ strings /share/sw/rhel7/gcc-13.3.0/lib/libstdc++.so.6 | grep CXXABI_1.3.13 CXXABI_1.3.13 CXXABI_1.3.13 [olumide@centos gem5]$ strings /share/sw/rhel7/gcc-13.3.0/lib/libstdc++.so.6 | grep CXXABI_1.3.9 CXXABI_1.3.9 CXXABI_1.3.9 Nevertheless conftest retains a dependency on the unsuitable /lib64/libstdc++.so.6. --- OS and compiler info. [olumide@centos gem5]$ lsb_release -a LSB Version: :core-4.1-amd64:core-4.1-ia32:core-4.1-noarch:cxx-4.1-amd64:cxx-4.1-ia32:cxx-4.1-noarch:desktop-4.1-amd64:desktop-4.1-ia32:desktop-4.1-noarch:languages-4.1-amd64:languages-4.1-noarch:printing-4.1-amd64:printing-4.1-noarch Distributor ID: CentOS Description: CentOS Linux release 7.9.2009 (Core) Release: 7.9.2009 Codename: Core [olumide@centos gem5]$ g++ --version g++ (GCC) 13.3.0 Regards, - Olumide