There maybe more missed files. I don't know how check. GCC sources signature is correct: sha512sum -c sha512.sum gcc-12.1.0.tar.gz: OK gcc-12.1.0.tar.gz.sig: OK gcc-12.1.0.tar.xz: OK gcc-11.2.0 has these files. Older versions too. -- Fiodar Stryzhniou