dpvc/MathJax — comment on commit 23ad7609bcf1d16788a15a8e2ac1d242673ef004
File: unpacked/jax/output/HTML-CSS/fonts/STIX/fontdata-extra.js line 47
By fred-wang:

+ 0x21A0: // right two-headed arrow
+ {
+ dir: H, HW: [[.926,GENERAL]], stretch: {right:[0x221A0,GENERAL], rep:[0x2212,GENERAL]}

Here, the "right" list should contain 0x21A0 instead of 0x221A0.
(I already reported it to the mathjax-dev mailing list)