src/share/classes/com/sun/tools/javac/jvm/ClassReader.java

*** 1133,1143 ****
              throw badClassFile("bad.enclosing.method", self);
  
          self.name = simpleBinaryName(self.flatname, c.flatname) ;
          self.owner = m != null ? m : c;
          if (self.name.isEmpty())
!             self.fullname = null;
          else
              self.fullname = ClassSymbol.formFullName(self.name, self.owner);
  
          if (m != null) {
              ((ClassType)sym.type).setEnclosingType(m.type);
--- 1133,1143 ----
              throw badClassFile("bad.enclosing.method", self);
  
          self.name = simpleBinaryName(self.flatname, c.flatname) ;
          self.owner = m != null ? m : c;
          if (self.name.isEmpty())
!             self.fullname = names.empty;
          else
              self.fullname = ClassSymbol.formFullName(self.name, self.owner);
  
          if (m != null) {
              ((ClassType)sym.type).setEnclosingType(m.type);