Build fails on OS X

[coke]

 $ sw_vers
ProductName:	Mac OS X
ProductVersion:	10.15.5
BuildVersion:	19F101
$ g++ --version
Configured with: --prefix=/Library/Developer/CommandLineTools/usr --with-gxx-include-dir=/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/4.2.1
Apple clang version 11.0.3 (clang-1103.0.32.62)
Target: x86_64-apple-darwin19.5.0
Thread model: posix
InstalledDir: /Library/Developer/CommandLineTools/usr/bin
$ cc --version
Apple clang version 11.0.3 (clang-1103.0.32.62)
Target: x86_64-apple-darwin19.5.0
Thread model: posix
InstalledDir: /Library/Developer/CommandLineTools/usr/bin
$ grep -i sass Build.PL
      'CSS::Sass'                        => '3.6.3',
$ cpanm -vn --installdeps .

...

and eventually dies with

cc -O3 -lstdc++ -shared -o blib/arch/auto/CSS/Sass/plugins/glob/glob.dylib -Wl,-z,origin -Wl,-rpath,\$ORIGIN/../.. -Wl,-install_name,glob.dylib plugins/glob/src/glob.o plugins/glob/vendor/FS.o -Lblib/arch/auto/CSS/Sass -lsass -lstdc++
ld: unknown option: -z
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make: *** [blib/arch/auto/CSS/Sass/plugins/glob/glob.dylib] Error 1

[coke]

Blocking rakudo/rakudo.org#20

[mgreter]

Have taken some time off from github, will look into this next week!

[mgreter]

Seems your clang version has finally deprecated the -z origin parameter. According to the comments in Makefile.PL this was added for BSD compatibility, so I'm tempted to just exclude this parameter on MacOS. Unfortunately cross compilation is rather hard to get right for every situation, but still sorry for the inconvenience.

Maybe somebody has more insights here and I also haven't yet found out if all MacOS clang versions suffer from this or if this was introduced more recently. Anyway, will look into it another time to come up with a fix.

Btw. if you want and are able to, you might simply comment out the offending line in Makefile.PL.
Also it seems you can simply call perl Makefile.PL --no-plugins; AFAICT it should disable this option too.

[warpspin]

Fails on Mac OS X 10.14.6, too, with that parameter. Removing it makes the build succeed.

[tangentsoft]

Adding "&& $^O ne 'darwin'" to the end of line 654 in Makefile.PL fixes it.

[mgreter]

I've removed the -z,origin parameter for darwin in the latest release.

[tangentsoft]

Thank you!