string.c: fix NOFREE

* string.c (str_make_independent_expand): drop NOFREE flag after
  reallocation, static buffer is not pointed anymore.
  [ruby-core:65317] [Bug #10304]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47737 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/string.c b/string.c
index d67d57dd64..fc6fe5942f 100644
--- a/string.c
+++ b/string.c
@@ -1577,7 +1577,7 @@ str_make_independent_expand(VALUE str, long expand)
 	memcpy(ptr, RSTRING_PTR(str), len);
     }
     STR_SET_NOEMBED(str);
-    FL_UNSET(str, STR_SHARED);
+    FL_UNSET(str, STR_SHARED|STR_NOFREE);
     TERM_FILL(ptr + len, termlen);
     RSTRING(str)->as.heap.ptr = ptr;
     RSTRING(str)->as.heap.len = len;