src/share/classes/com/sun/tools/javac/tree/Pretty.java

*** 1167,1177 ****
          } catch (IOException e) {
              throw new UncheckedIOException(e);
          }
      }
  
!     public void visitTypeDisjunction(JCTypeDisjunction tree) {
          try {
              printExprs(tree.alternatives, " | ");
          } catch (IOException e) {
              throw new UncheckedIOException(e);
          }
--- 1167,1177 ----
          } catch (IOException e) {
              throw new UncheckedIOException(e);
          }
      }
  
!     public void visitTypeUnion(JCTypeUnion tree) {
          try {
              printExprs(tree.alternatives, " | ");
          } catch (IOException e) {
              throw new UncheckedIOException(e);
          }