Attach (recommended) or Link to PDF file here:
[example.pdf](https://github.com/mozilla/pdf.js/files/6916129/example.pdf)

Configuration:
- Web browser and its version: Chrome, Firefox
- Operating system and its version: all
- PDF.js version: various versions, including 2.11.54
- Is a browser extension: no

Screenshot with visible textLayer:
![Screenshot from 2021-08-02 13-05-03](https://user-images.githubusercontent.com/6362989/127844878-f85e291f-2060-4028-be09-7835f32ccfaa.png)

Which means some letters at the beginning/end of text selection are missing when copying text.

buldPath(accent.fntChar);
      }
    }
  }
  tatc get fallbackFntDct() {
    cnt dct = new Dct();
    dct.et("BaeFnt", Name.get("PDFJS-FallbackFnt"));
    dct.et("Type", Name.get("FallbackType"));
    dct.et("Subtype", Name.get("FallbackType"));
    dct.et("Encdng", Name.get("WnAnEncdng"));
    return hadw(th, "fallbackFntDct", dct);
  }
}
cla TranlatedFnt {
  cntructr({ ladedName, fnt, dct, evaluatrOptn }) {