To replicate the issue: 1. Visit [this example](http://spec.commonmark.org/dingus/?text=Foo%20-%20bar%0A%0AFoo%20--%20bar%0A%0AFoo%20---%20bar%0A%0AFoo%20----%20bar%0A%0AFoo%20-----%20bar%0A%0AFoo%20------%20bar%0A%0AFoo%20-------%20bar%0A%0AFoo%20--------%20bar%0A%0AFoo%20---------%20bar%0A%0AFoo%20----------%20bar%0A%0AFoo%20-----------%20bar%0A%0AFoo%20------------%20bar) 2. Check the "Smart punctuation" box 3. Click on "permalink" - note that "Smart punctuation" is not checked
To replicate the issue: