merge revision(s) 41245: [Backport ruby#8513]

	* array.c (FL_SET_EMBED): shared object is frozen even when get
	  unshared.

	* array.c (rb_ary_modify): ARY_SET_CAPA needs unshared array.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@41323 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

Author: nagachika

ChangeLog

@@ -1,3 +1,10 @@
+Sun Jun 16 01:56:54 2013  Nobuyoshi Nakada  <[email protected]>
+
+	* array.c (FL_SET_EMBED): shared object is frozen even when get
+	  unshared.
+
+	* array.c (rb_ary_modify): ARY_SET_CAPA needs unshared array.
+
 Sun Jun 16 01:32:26 2013  TAKANO Mitsuhiro <[email protected]>
 
 	* insns.def: fix condition.

array.c

@@ -67,7 +67,6 @@ memfill(register VALUE *mem, register long size, register VALUE val)
 #define ARY_OWNS_HEAP_P(a) (!FL_TEST((a), ELTS_SHARED|RARRAY_EMBED_FLAG))
 #define FL_SET_EMBED(a) do { \
     assert(!ARY_SHARED_P(a)); \
-    assert(!OBJ_FROZEN(a)); \
     FL_SET((a), RARRAY_EMBED_FLAG); \
 } while (0)
 #define FL_UNSET_EMBED(ary) FL_UNSET((ary), RARRAY_EMBED_FLAG|RARRAY_EMBED_LEN_MASK)
@@ -268,10 +267,10 @@ rb_ary_modify(VALUE ary)
         }
 	else if (ARY_SHARED_NUM(shared) == 1 && len > (RARRAY_LEN(shared)>>1)) {
 	    long shift = RARRAY_PTR(ary) - RARRAY_PTR(shared);
+	    FL_UNSET_SHARED(ary);
 	    ARY_SET_PTR(ary, RARRAY_PTR(shared));
 	    ARY_SET_CAPA(ary, RARRAY_LEN(shared));
 	    MEMMOVE(RARRAY_PTR(ary), RARRAY_PTR(ary)+shift, VALUE, len);
-	    FL_UNSET_SHARED(ary);
 	    FL_SET_EMBED(shared);
 	    rb_ary_decrement_share(shared);
 	}

version.h

@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.0.0"
 #define RUBY_RELEASE_DATE "2013-06-16"
-#define RUBY_PATCHLEVEL 221
+#define RUBY_PATCHLEVEL 222
 
 #define RUBY_RELEASE_YEAR 2013
 #define RUBY_RELEASE_MONTH 6