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/*-------------------------------------------------------------------------
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*
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* nodeFuncs.h--
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*
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*
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: nodeFuncs.h,v 1.4 1997/09/08 02:37:20 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef NODEFUNCS_H
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#define NODEFUNCS_H
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extern bool single_node(Node * node);
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extern bool var_is_outer(Var * var);
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extern bool var_is_rel(Var * var);
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extern Oper *replace_opid(Oper * oper);
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extern bool non_null(Expr * c);
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#endif /* NODEFUNCS_H */
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