ClassData::endClass()
     sourceFileNameAttr = new CPXAttr(this,
                AttrTag.ATT_SourceFile.parsekey(),
                pool.FindCellAsciz(env.getSimpleInputFileName()));

env.getSimpleInputFileName() returns full name on Windows platform

Example.class on Windows is
...
 Utf8 "C:\ade\mesos\work_dir\jib-master\install\2020-06-02-1947519.igor.ignatyev.jdk\src.full\open\test\hotspot\jtreg\runtime\condy\staticInit\Example.jasm"; // #11
...
[] { // Attributes
    Attr(#15) { // SourceFile
      #11;
    } // end SourceFile

should be:
...
 Utf8 "Example.jasm"; // #11
...
[] { // Attributes
    Attr(#15) { // SourceFile
      #11;
    } // end SourceFile