Le 15 févr. 2019 à 10:20, Jocelyn Sérot a écrit : Le 14 févr. 2019 à 22:05, Daniel Bünzli a écrit : > […] > I don't presumably on the same system, it seems a bit weird. Did you maybe upgrade your system or xcode lately ? No update on the macos/ gcc side recently. The last modification was the switch to opam2. > And did you try to `opam reinstall cpuid` ? > Yes. Does not solve the problem (same error : symbol not found: ___cpuid). J