Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.3.0.rc.1)
// Compass (v0.13.alpha.10)
// ----

// @see https://github.com/Team-Sass/toolkit/issues/43

@mixin enhance-with($feature) {
  .#{$feature} & {
    @content;
  }
}

%silent {
    @include enhance-with('svg') {
        content: "svg";
    }
}

.parent {
    .child {
        @extend %silent;
    }
}

SassMeister-output.css

.svg .parent .child, .parent .svg .child {
  content: "svg";
}