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-rw-r--r--ChangeLog4
-rw-r--r--bignum.c4
2 files changed, 6 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index 2dd4a45..82f9680 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Mon Oct 30 19:29:20 2006 NAKAMURA Usaku <usa@ruby-lang.org>
+
+ * bignum.c (rb_big2str0): use better approximation.
+
Mon Oct 30 18:35:33 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* bignum.c (rb_big2str0): wrong allocation length. a patch from
diff --git a/bignum.c b/bignum.c
index d6c25b1..552648c 100644
--- a/bignum.c
+++ b/bignum.c
@@ -636,7 +636,7 @@ rb_big2str0(x, base, trim)
switch (base) {
case 2: break;
case 3:
- j = j * 647L / 1024;
+ j = j * 53L / 84 + 1;
break;
case 4: case 5: case 6: case 7:
j /= 2;
@@ -645,7 +645,7 @@ rb_big2str0(x, base, trim)
j /= 3;
break;
case 10: case 11: case 12: case 13: case 14: case 15:
- j = j * 241L / 800 + 1;
+ j = j * 28L / 93 + 1;
break;
case 16: case 17: case 18: case 19: case 20: case 21:
case 22: case 23: case 24: case 25: case 26: case 27: