4 files changed, 12 insertions, 4 deletions
diff --git a/ChangeLog b/ChangeLog
index 93e74d7f1e..ef4f807d03 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Dec  4 11:23:50 2007  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* bignum.c (rb_cstr_to_inum): trailing spaces may exist at sqeezing
+	  preceeding 0s.  [ruby-core:13873]
+
 Mon Dec  3 11:51:53 2007  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* ext/Win32API/*: removed or moved to ext/dl/win32.
diff --git a/bignum.c b/bignum.c
index dd6d7b134c..624a4e5964 100644
--- a/bignum.c
+++ b/bignum.c
@@ -472,7 +472,7 @@ rb_cstr_to_inum(const char *str, int base, int badcheck)
     }
     if (*str == '0') {		/* squeeze preceeding 0s */
 	while (*++str == '0');
-	if (!*str) --str;
+	if (!(c = *str) || ISSPACE(c)) --str;
     }
     c = *str;
     c = conv_digit(c);
diff --git a/test/ruby/test_integer.rb b/test/ruby/test_integer.rb
index e6fd3e5521..81f8c65797 100644
--- a/test/ruby/test_integer.rb
+++ b/test/ruby/test_integer.rb
@@ -667,5 +667,8 @@ class TestInteger < Test::Unit::TestCase
     assert_raise(ArgumentError) { Integer("4611686018427387904  :") }
     assert_equal(0x4000000000000000, Integer("46_11_686_0184273_87904"))
     assert_raise(ArgumentError) { Integer("\0") }
+    assert_nothing_raised(ArgumentError, "[ruby-core:13873]") {
+      assert_equal(0, Integer("0 "))
+    }
   end
 end
diff --git a/version.h b/version.h
index 4fca23e567..54700f5549 100644
--- a/version.h
+++ b/version.h
@@ -1,7 +1,7 @@
 #define RUBY_VERSION "1.9.0"
-#define RUBY_RELEASE_DATE "2007-12-03"
+#define RUBY_RELEASE_DATE "2007-12-04"
 #define RUBY_VERSION_CODE 190
-#define RUBY_RELEASE_CODE 20071203
+#define RUBY_RELEASE_CODE 20071204
 #define RUBY_PATCHLEVEL 0
 
 #define RUBY_VERSION_MAJOR 1
@@ -9,7 +9,7 @@
 #define RUBY_VERSION_TEENY 0
 #define RUBY_RELEASE_YEAR 2007
 #define RUBY_RELEASE_MONTH 12
-#define RUBY_RELEASE_DAY 3
+#define RUBY_RELEASE_DAY 4
 
 #ifdef RUBY_EXTERN
 RUBY_EXTERN const char ruby_version[];