[Gmp-commit] /home/hgfiles/gmp: Call mpn_divexact instead of mpn_bdiv_q.

[mercurial at gmplib.org]

details:   /home/hgfiles/gmp/rev/6d3e18062456
changeset: 13343:6d3e18062456
user:      Torbjorn Granlund <tege at gmplib.org>
date:      Thu Jan 07 00:51:21 2010 +0100
description:
Call mpn_divexact instead of mpn_bdiv_q.

diffstat:

 ChangeLog             |  3 +++
 mpn/generic/perfpow.c |  5 ++---
 2 files changed, 5 insertions(+), 3 deletions(-)

diffs (35 lines):

diff -r 49908b4a94c9 -r 6d3e18062456 ChangeLog
--- a/ChangeLog	Thu Jan 07 00:20:20 2010 +0100
+++ b/ChangeLog	Thu Jan 07 00:51:21 2010 +0100
@@ -2,6 +2,9 @@
 
 	* Version 5.0.0 released.
 
+	* perfpow.c (mpn_perfect_power_p): Call mpn_divexact instead of mpn_bdiv_q (with
+	too little scratch space!).
+
 	From Niels Möller:
 	* tests/mpn/t-div.c (check_one): Get rid of the poorly managed variable
 	tn.
diff -r 49908b4a94c9 -r 6d3e18062456 mpn/generic/perfpow.c
--- a/mpn/generic/perfpow.c	Thu Jan 07 00:20:20 2010 +0100
+++ b/mpn/generic/perfpow.c	Thu Jan 07 00:51:21 2010 +0100
@@ -2,7 +2,7 @@
 
    Contributed to the GNU project by Martin Boij.
 
-Copyright 2009 Free Software Foundation, Inc.
+Copyright 2009, 2010 Free Software Foundation, Inc.
 
 This file is part of the GNU MP Library.
 
@@ -466,8 +466,7 @@
 	      goto ret;
 	    }
 
-	  /* divexact */
-	  mpn_bdiv_q (next, nc, ncn, prev, pn, tp);
+	  mpn_divexact (next, nc, ncn, prev, pn);
 	  ncn = ncn - pn;
 	  ncn += next[ncn] != 0;
 	  MPN_COPY (nc, next, ncn);