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- /* $Id$ */
- /*
- * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
- * See the copyright notice in the ACK home directory, in the file "Copyright".
- */
- /* S T R E N G T H R E D U C T I O N
- *
- * S R _ E X P R . H
- *
- */
- extern bool is_ivexpr();/* (line_p l; lset ivs,vars; line_p *lbegin; iv_p *iv;
- * int *out_sign)
- * Try to recognize an expression that is a linear
- * function of presicely one induction variable.
- * It may only use loop constants (besides the
- * induc. var.).
- */
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