class AM_IS_VOID_EXPR < $AM_EXPR
****
Test for "void".


Ancestors
$AM_EXPR $HASH $IS_EQ $AM
$PROG_ERR AM_EXPR AM



Public


Readable Attributes
attr arg:$AM_EXPR;
**** Expression to test for void.
attr source:SFILE_ID;
**** Information identifying the origin of a node in Sather source. It encodes the file and the character offset of the originating construct.
attr tp_at:$TP;
**** The type BOOL.

Writable Attributes
attr arg:$AM_EXPR;
**** Expression to test for void.
attr source:SFILE_ID;
**** Information identifying the origin of a node in Sather source. It encodes the file and the character offset of the originating construct.
attr tp_at:$TP;
**** The type BOOL.

Features
copy:$AM_EXPR
create(source:SFILE_ID):SAME
**** A new object for the location `source' with default initialization.
hash:INT
****
is_eq(a:$OB):BOOL
is_neq(a:$OB):BOOL
tp:$TP