akr	2013-06-16 08:56:32 +0900 (Sun, 16 Jun 2013)

  New Revision: 41327

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=41327

  Log:
    * bignum.c (bigdivrem): Use a BDIGIT variable to store the return
      value of bigdivrem_single.

  Modified files:
    trunk/ChangeLog
    trunk/bignum.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 41326)
+++ ChangeLog	(revision 41327)
@@ -1,3 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Sun Jun 16 08:55:22 2013  Tanaka Akira  <akr@f...>
+
+	* bignum.c (bigdivrem): Use a BDIGIT variable to store the return
+	  value of bigdivrem_single.
+
 Sun Jun 16 08:43:59 2013  Tanaka Akira  <akr@f...>
 
 	* bignum.c (bary_divmod): New function.
Index: bignum.c
===================================================================
--- bignum.c	(revision 41326)
+++ bignum.c	(revision 41327)
@@ -3951,12 +3951,12 @@ bary_divmod(BDIGIT *qds, long nq, BDIGIT https://github.com/ruby/ruby/blob/trunk/bignum.c#L3951
         MEMZERO(zds+nx, BDIGIT, nz-nx);
 
         if ((yds[ny-1] >> (BITSPERDIG-1)) & 1) {
-            /* digits_bigdivrem_multi_sub will not modify y.
+            /* bigdivrem_normal will not modify y.
              * So use yds directly.  */
             tds = yds;
         }
         else {
-            /* digits_bigdivrem_multi_sub will modify y.
+            /* bigdivrem_normal will modify y.
              * So use rds as a temporary buffer.  */
             MEMCPY(rds, yds, BDIGIT, ny);
             tds = rds;
@@ -3986,7 +3986,6 @@ bigdivrem(VALUE x, VALUE y, volatile VAL https://github.com/ruby/ruby/blob/trunk/bignum.c#L3986
     VALUE z, zz;
     VALUE tmpy = 0, tmpz = 0;
     BDIGIT *xds, *yds, *zds, *tds;
-    BDIGIT_DBL t2;
     BDIGIT dd;
 
     yds = BDIGITS(y);
@@ -4006,9 +4005,9 @@ bigdivrem(VALUE x, VALUE y, volatile VAL https://github.com/ruby/ruby/blob/trunk/bignum.c#L4005
 	dd = yds[0];
 	z = bignew(nx, RBIGNUM_SIGN(x)==RBIGNUM_SIGN(y));
 	zds = BDIGITS(z);
-        t2 = bigdivrem_single(zds, xds, nx, dd);
+        dd = bigdivrem_single(zds, xds, nx, dd);
 	if (modp) {
-	    *modp = rb_uint2big((VALUE)t2);
+	    *modp = rb_uint2big((VALUE)dd);
 	    RBIGNUM_SET_SIGN(*modp, RBIGNUM_SIGN(x));
 	}
 	if (divp) *divp = z;

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