Created attachment 305495 [details] Screenshot See attached screenshot. All glyphs except "B" have only SBIX, but "B" has both, and is styled with color: green;
Created attachment 305497 [details] Test font
<rdar://problem/31279594>
Created attachment 305498 [details] Reproduction
The fix for this issue was needed outside the WebKit project, therefore this is being resolved as 'Moved'. This should now be fixed in shipping software.