Unicode 14.0 letters do not appear in any OpenType rules

[dscorbett]

Font

NotoSerifAhom-Regular.otf

Where the font came from, and when

Site: https://github.com/notofonts/ahom/releases/tag/NotoSerifAhom-v2.007
Date: 2023-09-27

Font version

Version 2.007

Issue

The letters encoded in Unicode 14.0 do not appear in any of the OpenType Layout rules that they should for consistency with similar-looking previously encoded letters. The example below is just one example among many: the full problem affects all 7 letters and most of the lookups.

Character data

𑝄𑜞𑜢𑜤 𑜔𑜞𑜢𑜤
U+11744 AHOM LETTER DDHA
U+1171E AHOM CONSONANT SIGN MEDIAL RA
U+11722 AHOM VOWEL SIGN I
U+11724 AHOM VOWEL SIGN U
U+0020 SPACE
U+11714 AHOM LETTER DHA
U+1171E AHOM CONSONANT SIGN MEDIAL RA
U+11722 AHOM VOWEL SIGN I
U+11724 AHOM VOWEL SIGN U

Screenshot