"Combining comma above right" at wrong position

[vk-github18]

Defect Report

Title

"Combining comma above right" character needs spacing

Font

NotoMono-Regular.ttf (correct)
NotoMono-Bold.ttf
NotoSans-BoldItalic.ttf
NotoSans-Bold.ttf
NotoSans-Italic.ttf
NotoSans-Regular.ttf

Where the font came from, and when

Site: https://github.com/googlefonts/noto-fonts/tree/master/hinted/ttf
Date: 2020-10-05

Font Version

NotoMono-Regular.ttf (correct) 2.004; ttfautohint (v1.8.2)
NotoMono-Bold.ttf 2.004; ttfautohint (v1.8.2)
NotoSans-BoldItalic.ttf 2.003; ttfautohint (v1.8.2)
NotoSans-Bold.ttf 2.003; ttfautohint (v1.8.2)
NotoSans-Italic.ttf 2.003; ttfautohint (v1.8.2)
NotoSans-Regular.ttf 2.003; ttfautohint (v1.8.2)

OS name and version

Ubuntu 20.04.1 LTS

Application name and version

hb-view (HarfBuzz) 2.6.8
Available shapers: graphite2,ot,fallback

Issue

There is not enough space after COMBINING COMMA ABOVE RIGHT
so it is overlapping with the next letter

1. Steps to reproduce

FONTS="NotoSans-BoldItalic.ttf NotoSans-Bold.ttf NotoSans-Italic.ttf
NotoSans-Regular.ttf NotoMono-Bold.ttf NotoSansMono-Bold.ttf NotoMono-Regular.ttf NotoSansMono-Regular.ttf"

for f in $FONTS
do printf "$f\n">x
cat combining_comma_above_right.txt >> x
hb-view -o combining_comma_above_right_${f%.*}.png $f <x
rm x
done

2. Observed results
   COMBINING COMMA ABOVE RIGHT overlaps with next letter
   
   
   
   
   

3. Expected results

COMBINING COMMA ABOVE RIGHT does not overlap with next letter

4. Additional information

See
https://github.com/googlefonts/noto-fonts/issues/1478
where the problem was solved for letters small k and t

The tested sequences are used in the following specification:

DIN SPEC 91379: Characters in Unicode for the electronic processing of names and dataexchange in Europe; with digital attachment

https://www.xoev.de/downloads-2316#StringLatin

https://www.din.de/de/wdc-beuth:din21:301228458

Character data

C̕k 0043 0315 LATIN CAPITAL LETTER C WITH COMBINING COMMA ABOVE RIGHT
K̕k 004B 0315 LATIN CAPITAL LETTER K WITH COMBINING COMMA ABOVE RIGHT
P̕k 0050 0315 LATIN CAPITAL LETTER P WITH COMBINING COMMA ABOVE RIGHT
c̕k 0063 0315 LATIN SMALL LETTER C WITH COMBINING COMMA ABOVE RIGHT
p̕k 0070 0315 LATIN SMALL LETTER P WITH COMBINING COMMA ABOVE RIGHT
Č̕k 010C 0315 LATIN CAPITAL LETTER C WITH CARON WITH COMBINING COMMA ABOVE RIGHT
č̕k 010D 0315 LATIN SMALL LETTER C WITH CARON WITH COMBINING COMMA ABOVE RIGHT

combining_comma_above_right.txt

[simoncozens]

Duplicate of #33 due to bad issue transfer.