Vowel signs overlap on U+25CC DOTTED CIRCLE

[dscorbett]

Font

NotoSansTagalog-Regular.otf

Where the font came from, and when

Site: https://github.com/notofonts/tagalog/releases/tag/NotoSansTagalog-v2.001
Date: 2022-09-16

Font version

Version 2.001

Issue

Doubled vowel signs overlap each other when applied to U+25CC DOTTED CIRCLE.

Character data

◌ᜒᜒ◌ᜓᜓ
U+25CC DOTTED CIRCLE
U+1712 TAGALOG VOWEL SIGN I
U+1712 TAGALOG VOWEL SIGN I
U+25CC DOTTED CIRCLE
U+1713 TAGALOG VOWEL SIGN U
U+1713 TAGALOG VOWEL SIGN U

Screenshot

[simoncozens]

This is essentially a tooling problem (reported as googlefonts/ufo2ft#754). The solution I've gone with is to pretend this is a Latin font to stop ufo2ft treating it as a USE script. Ugly, but it works, and we're not doing any kind of clever layout with this font anyway.