On Sat, 2021-06-19 at 12:26 +0800, Xi Ruoyao via Gcc-help wrote: > Anyway, GCC executables should not link to libstdc++.so.6. Is > libstdc++.a installed on your Fedora 34? Note that Fedora maintainers > may split it into a seperate package. A quick search confirmed my guess: https://fedora.pkgs.org/34/fedora-x86_64/libstdc++-static-11.0.1-0.3.fc34.x86_64.rpm.html -- Xi Ruoyao <xry111@xxxxxxxxxxxxxxxx> School of Aerospace Science and Technology, Xidian University