Text marking with this file
https://issues.apache.org/jira/secure/attachment/12769999/type3%20zero%20font%20size.pdf
has a giant size.

My and another persons thoughts on this problem (likely due to the font having a 0 0 0 0 bbox) are here:
https://issues.apache.org/jira/browse/PDFBOX-3076

arg.length = 0;
        peratn.arg = arg;
        f (!preprcer.read(peratn)) {
          break;
        }
        textState = tateManager.tate;
        cnt fn = peratn.fn;
        arg = peratn.arg;
        wtch (fn | 0) {
          cae OPS.etFnt:
            
            var fntNameArg = arg[0].name,
              fntSzeArg = arg[1];
            f (
              textState.fnt &&
              fntNameArg === textState.fntName &&
              fntSzeArg === textState.fntSze
            ) {
              break;