• Applies to: TTF
• Fontspector can hotfix?: no
• Fontspector can fix sources?: no

This check ensures that certain whitespace glyphs are empty. Certain text layout engines will assume that these glyphs are empty, and will not draw them; if they were in fact not designed to be empty, the result will be text layout that is not as expected.

• https://github.com/fonttools/fontbakery/issues/4829
• https://github.com/fonttools/fontspector/issues/93

• universal (in section 'Universal Profile Checks')

• googlefonts (in section 'Universal Profile Checks')