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authorwanabe <wanabe@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-06-13 08:16:12 +0000
committerwanabe <wanabe@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-06-13 08:16:12 +0000
commit01d715215735fc836485e97dd2c4d5f8fcfb22a2 (patch)
treec9ce5369b879f4e92ce45233229c53ba1fd9bcad /rational.c
parent26f26890aae734fba47ae06903da8692e874249a (diff)
* rational.c (string_to_r_internal): save and restore backref. fixed [ruby-dev:34990]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17147 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'rational.c')
-rw-r--r--rational.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/rational.c b/rational.c
index db962451d7..53e5fd4aeb 100644
--- a/rational.c
+++ b/rational.c
@@ -1274,13 +1274,15 @@ make_patterns(void)
static VALUE
string_to_r_internal(VALUE self)
{
- VALUE s, m;
+ VALUE s, m, backref;
s = f_strip(self);
if (RSTRING_LEN(s) == 0)
return rb_assoc_new(Qnil, self);
+ backref = rb_backref_get();
+ rb_match_busy(backref);
m = f_match(rat_pat, s);
if (!NIL_P(m)) {
@@ -1333,8 +1335,10 @@ string_to_r_internal(VALUE self)
if (!NIL_P(de))
v = f_div(v, f_to_i(de));
+ rb_backref_set(backref);
return rb_assoc_new(v, re);
}
+ rb_backref_set(backref);
return rb_assoc_new(Qnil, self);
}