diff options
| author | wanabe <wanabe@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-07-20 03:53:19 +0000 |
|---|---|---|
| committer | wanabe <wanabe@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-07-20 03:53:19 +0000 |
| commit | abc20ed0f4b0067ad912f345245161426d331ed8 (patch) | |
| tree | 0202e6b890753aac0f9e2143a1489919c3507ed1 | |
| parent | aea1193a9635f732315043248dee6b3da48739a1 (diff) | |
| download | ruby-abc20ed0f4b0067ad912f345245161426d331ed8.tar.gz | |
* lib/matrix.rb (Matrix#rank): revert a part of r20859 to avoid
infinite loop. [Bug #1020]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24211 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | lib/matrix.rb | 5 |
2 files changed, 7 insertions, 3 deletions
@@ -1,3 +1,8 @@ +Mon Jul 20 12:51:39 2009 wanabe <s.wanabe@gmail.com> + + * lib/matrix.rb (Matrix#rank): revert a part of r20859 to avoid + infinite loop. [Bug #1020] + Mon Jul 20 11:12:54 2009 Nobuyoshi Nakada <nobu@ruby-lang.org> * configure.in, Makefile.in (TEST_RUNNABLE): tests are no diff --git a/lib/matrix.rb b/lib/matrix.rb index 5d350bb8f8..95c8273522 100644 --- a/lib/matrix.rb +++ b/lib/matrix.rb @@ -770,7 +770,7 @@ class Matrix end rank = 0 k = 0 - loop do + begin if (akk = a[k][k]) == 0 i = k exists = true @@ -812,8 +812,7 @@ class Matrix end end rank += 1 - break unless (k += 1) <= a_column_size - 1 - end + end while (k += 1) <= a_column_size - 1 return rank end |