sass/sass-spec — pull request #115 by mzgol (2014-10-31 13:33:24+00:00)
Title: Add spec for deep @extend specificity problems

Refs sass/libsass#592
Refs sass/sass#1495

This is my test case simplified by the Sass maintainer at https://github.com/sass/sass/issues/1495#issuecomment-61189114