Function makeBoolConst

src/backend/nodes/makefuncs.c:358–364

* makeBoolConst - * creates a Const node representing a boolean value (can be NULL too) */

 *	  creates a Const node representing a boolean value (can be NULL too)
 */
Node *
makeBoolConst(bool value, bool isnull)
{
	/* note that pg_type.h hardwires size of bool as 1 ... duplicate it */
	return (Node *) makeConst(BOOLOID, -1, InvalidOid, 1,
							  BoolGetDatum(value), isnull, true);
}

/*
 * makeBoolExpr -