Reinstalling the os is probably not necessary. I would start with just wiping macports and reinstalling that from scratch.
https://guide.macports.org/chunked/installing.macports.uninstalling.html > On 28 Sep 2019, at 1:03 am, Vahid Askarpour <[email protected]> wrote: > > Perhaps my best course of action is to reinstall the OS, Xcode and then > MacPorts. > > Thank you all for your suggestions. > Vahid > >> On Sep 27, 2019, at 6:28 PM, Bill Cole >> <[email protected]> wrote: >> >> On 27 Sep 2019, at 16:51, Chris Jones wrote: >> >>>>> On 27 Sep 2019, at 9:28 pm, Vahid Askarpour <[email protected]> wrote: >>>>> >>>>> When I upgraded to Majove and installed Xcode 11.1, I ended up with >>>>> gcc-4.2.1 and libgcc in /usr/bin and /usr/lib. Before, when I had High >>>>> Sierra, I was running xcrysden with no issues. >>> >>> That makes no sense at all. MacOS does not ship gcc, >> >> What exactly does that sentence mean? >> >> On my Mojave machine: >> >> $ /usr/bin/gcc -v >> Configured with: --prefix=/Applications/Xcode.app/Contents/Developer/usr >> --with-gxx-include-dir=/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/4.2.1 >> Apple clang version 11.0.0 (clang-1100.0.33.8) >> Target: x86_64-apple-darwin18.7.0 >> Thread model: posix >> InstalledDir: >> /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin >> >> It's not technically The Real GCC, but it is an executable binary at >> /usr/bin/gcc why acts a lot like GCC 4.2.1. >> >> Also: >> >> $ ls -l /usr/lib/libgcc* >> lrwxr-xr-x 1 root wheel 15 Sep 25 08:41 /usr/lib/libgcc_s.1.dylib -> >> libSystem.dylib >> >> Which is profoundly "Not Really LibGCC" but it is apparently close enough. >> >> On High Sierra: >> >> $ /usr/bin/gcc -v >> Configured with: --prefix=/Applications/Xcode.app/Contents/Developer/usr >> --with-gxx-include-dir=/usr/include/c++/4.2.1 >> Apple LLVM version 10.0.0 (clang-1000.11.45.5) >> Target: x86_64-apple-darwin17.7.0 >> Thread model: posix >> InstalledDir: >> /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin >> >> $ ls -l /usr/lib/libgcc* >> lrwxr-xr-x 1 root wheel 17 Sep 19 2018 /usr/lib/libgcc_s.1.dylib -> >> libSystem.B.dylib >> lrwxr-xr-x 1 root wheel 19 Oct 15 2018 /usr/lib/libgcc_s.10.4.dylib >> -> libgcc_s.10.5.dylib >> -rwxr-xr-x 1 root wheel 30948 Oct 6 2017 /usr/lib/libgcc_s.10.5.dylib >> >> THAT is interesting... >> >> $ otool -L /usr/lib/libgcc_s.10.5.dylib >> /usr/lib/libgcc_s.10.5.dylib: >> /usr/lib/libgcc_s.1.dylib (compatibility version 1.0.0, current version >> 795.0.0) >> >> Oh, OK, not really very interesting, just baroque... >> >> (El Cap is very similar) >> >> -- >> Bill Cole >> [email protected] or [email protected] >> (AKA @grumpybozo and many *@billmail.scconsult.com addresses) >> Not Currently Available For Hire >
