* string.c (rb_str_splice): integer overflow for length.

  [ruby-dev:31739]

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@13342 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/string.c b/string.c
index d6f09b0bf..88c5bf470 100644
--- a/string.c
+++ b/string.c
@@ -1893,7 +1893,7 @@ rb_str_splice(VALUE str, long beg, long len, VALUE val)
 	}
 	beg += slen;
     }
-    if (slen < beg + len) {
+    if (slen < len || slen < beg + len) {
 	len = slen - beg;
     }
     p = str_nth(RSTRING_PTR(str), RSTRING_END(str), beg, enc);