LibSass: stack overflow #3 in libsass

./sassc test387 /dev/null triggers this stack overflow. ==9081==ERROR: AddressSanitizer: stack-overflow on address 0x7fffb48eadc0 pc 0x00000087a07b bp 0x7fffb48eba30 sp 0x7fffb48ead60 T0 0 0x87a07a in Sass::Parser::parsefactor /home/geeknik/libsass/src/parser.cpp:1379 1 0x878304 in...