From 5df545df3bede37c9c788987d8234887a8a8f949 Mon Sep 17 00:00:00 2001
From: Sven Verdoolaege <skimo@kotnet.org>
Date: Thu, 2 Dec 2010 16:41:49 +0100
Subject: [PATCH] isl_stream_read_pw_qpolynomial: accept powers on compound
 expressions

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
---
 isl_input.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/isl_input.c b/isl_input.c
index eba527c8..ec25b7fc 100644
--- a/isl_input.c
+++ b/isl_input.c
@@ -1330,12 +1330,16 @@ static __isl_give isl_qpolynomial *read_factor(struct isl_stream *s,
 		return NULL;
 	}
 	if (tok->type == '(') {
+		int pow;
+
 		isl_token_free(tok);
 		qp = read_term(s, bmap, v);
 		if (!qp)
 			return NULL;
 		if (isl_stream_eat(s, ')'))
 			goto error;
+		pow = optional_power(s);
+		qp = isl_qpolynomial_pow(qp, pow);
 	} else if (tok->type == ISL_TOKEN_VALUE) {
 		struct isl_token *tok2;
 		tok2 = isl_stream_next_token(s);
-- 
2.11.4.GIT