> [Justyna] To be more precise, my case is PDLCJH+OCR-A font. This is
> incremental font build of OCR-A font.
The correct term is not 'incremental font' but 'subsetted font': The
PDF generator takes your input font and omits all glyphs not necessary
in the output file, thus creating a subset of the original font.
> FreeType flags it as tricky.
Indeed, this is not good.
> [Toshiya] Revisiting the changeset, using "DLC" prefix in the deny
> list is slightly too greedy idea to catch all Dynalab fonts, I feel.
I agree. Additionally, it seems that FreeType finds 'DLC' incorrectly
in the middle of a font name...
Werner