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* bignum.c (rb_big2str0): use better approximation.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11244 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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usa 2006-10-30 10:31:01 +00:00
parent e9f4ae6f0e
commit 3679754a95
2 changed files with 6 additions and 2 deletions
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ChangeLog
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@ -1,3 +1,7 @@
Mon Oct 30 19:28:02 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

4
bignum.c
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@ -598,7 +598,7 @@ rb_big2str0(VALUE x, int base, int 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;
@ -607,7 +607,7 @@ rb_big2str0(VALUE x, int base, int 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: