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## jif.extension
Class JifSpecialExt

    java.lang.Object
      polyglot.ast.Ext_c
          jif.ast.Jif_c
              jif.extension.JifExprExt
                  jif.extension.JifSpecialExt

All Implemented Interfaces:
  java.lang.Cloneable, Jif, polyglot.ast.Ext, polyglot.util.Copy

    public class JifSpecialExt

extends JifExprExt

The Jif extension of the `Special` node.

See Also:
  `Special`

Field Summary

Fields inherited from class jif.ast.Jif_c
`toJava, X`

Fields inherited from class polyglot.ast.Ext_c
`ext, node`

Constructor Summary
`JifSpecialExt(ToJavaExt toJava)`

Method Summary
`polyglot.ast.Node` | `labelCheck(LabelChecker lc)` label check the special expression.

Methods inherited from class jif.extension.JifExprExt
`getNumericBounds, setNumericBounds`

Methods inherited from class jif.ast.Jif_c
`checkAndRemoveThrowType, checkThrowTypes, copy, getPathMap, init, integerBoundsCalculated, toJava, toJava, updatePathMap, X, X`

Methods inherited from class polyglot.ast.Ext_c
`dump, ext, ext, node, toString`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Methods inherited from interface polyglot.ast.Ext
`dump, ext, ext, node`

Constructor Detail

### JifSpecialExt

    public JifSpecialExt(ToJavaExt toJava)

Method Detail

### labelCheck

    public polyglot.ast.Node labelCheck(LabelChecker lc)
                                 throws polyglot.types.SemanticException

  label check the special expression. X.nv = X.n = A.pc ( the expression itself does not contain any information.)

  Specified by:
    `labelCheck` in interface `Jif`
  Overrides:
    `labelCheck` in class `Jif_c`
  Throws:
    `polyglot.types.SemanticException`

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