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

*** 728,745 ****
  
      /**
       * Write method parameter names attribute.
       */
      int writeMethodParametersAttr(MethodSymbol m) {
!         if (m.params != null && 0 != m.params.length()) {
!             int attrIndex = writeAttr(names.MethodParameters);
!             databuf.appendByte(m.params.length());
              for (VarSymbol s : m.params) {
!                 // TODO: expand to cover synthesized, once we figure out
!                 // how to represent that.
!                 final int flags = (int) s.flags() & (FINAL | SYNTHETIC);
!                 // output parameter info
                  databuf.appendChar(pool.put(s.name));
                  databuf.appendInt(flags);
              }
              endAttr(attrIndex);
              return 1;
--- 728,755 ----
  
      /**
       * Write method parameter names attribute.
       */
      int writeMethodParametersAttr(MethodSymbol m) {
!         MethodType ty = m.externalType(types).asMethodType();
!         final int allparams = ty.argtypes.size();
!         if (m.params != null && allparams != 0) {
!             final int attrIndex = writeAttr(names.MethodParameters);
!             databuf.appendByte(allparams);
!             // Write extra parameters first
!             for (VarSymbol s : m.extraParams) {
!                 final int flags =
!                     ((int) s.flags() & (FINAL | SYNTHETIC | MANDATED)) |
!                     ((int) m.flags() & SYNTHETIC);
!                 databuf.appendChar(pool.put(s.name));
!                 databuf.appendInt(flags);
!             }
!             // Now write the real parameters
              for (VarSymbol s : m.params) {
!                 final int flags =
!                     ((int) s.flags() & (FINAL | SYNTHETIC | MANDATED)) |
!                     ((int) m.flags() & SYNTHETIC);
                  databuf.appendChar(pool.put(s.name));
                  databuf.appendInt(flags);
              }
              endAttr(attrIndex);
              return 1;