is anybody else having issues installing `sassc` gem? I get a long compiler error, not sure what’s going on

is anybody else having issues installing `sassc` gem? I get a long compiler error, not sure what’s going on
 

ev $ rvm current

ruby-2.6.2

dev $ gem install sassc

Building native extensions. This could take a while...

ERROR:  Error installing sassc:

	ERROR: Failed to build gem native extension.



    current directory: /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext

/Users/ur5us/.rvm/rubies/ruby-2.6.2/bin/ruby -rrubygems /Users/ur5us/.rvm/rubies/ruby-2.6.2/lib/ruby/gems/2.6.0/gems/rake-12.3.2/exe/rake RUBYARCHDIR\=/Users/ur5us/.rvm/gems/ruby-2.6.2/extensions/x86_64-darwin-18/2.6.0/sassc-2.0.1 RUBYLIBDIR\=/Users/ur5us/.rvm/gems/ruby-2.6.2/extensions/x86_64-darwin-18/2.6.0/sassc-2.0.1

cd libsass

make lib/libsass.so

mkdir lib

cc -Wall -O2 -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/cencode.o src/cencode.c

src/cencode.c:50:5: warning: declaration does not declare anything [-Wmissing-declarations]

                                __attribute__ ((fallthrough));

                                ^

src/cencode.c:64:5: warning: declaration does not declare anything [-Wmissing-declarations]

                                __attribute__ ((fallthrough));

                                ^

2 warnings generated.

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/ast.o src/ast.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/node.o src/node.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/context.o src/context.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/constants.o src/constants.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/functions.o src/functions.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/color_maps.o src/color_maps.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/environment.o src/environment.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/ast_fwd_decl.o src/ast_fwd_decl.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/bind.o src/bind.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/file.o src/file.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/util.o src/util.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/json.o src/json.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/units.o src/units.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/values.o src/values.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/plugins.o src/plugins.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/position.o src/position.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/lexer.o src/lexer.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/parser.o src/parser.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/prelexer.o src/prelexer.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/eval.o src/eval.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/expand.o src/expand.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/listize.o src/listize.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/cssize.o src/cssize.cpp

c++ -Wall -O2 -std=c++0x -I /Users/ur5us/.rvm/gems/ruby-2.6.2/gems/sassc-2.0.1/ext/libsass/include -stdlib=libc++ -fPIC -fPIC -c -o src/extend.o src/extend.cpp