merge revision(s) 61561: [Backport ruby#14272]

	fix memory leak (FOUND BY A COMPILER WARNING)

	Confusion of argument order ignores this st_free_table.
	Results in garbaged table not GCed.
	Easily noticable when you read the compiper warnings.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@61661 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

Author: nurse

array.c

@@ -4953,7 +4953,7 @@ rb_ary_sample(int argc, VALUE *argv, VALUE ary)
 	long max_idx = 0;
 #undef RUBY_UNTYPED_DATA_WARNING
 #define RUBY_UNTYPED_DATA_WARNING 0
-	VALUE vmemo = Data_Wrap_Struct(0, 0, 0, st_free_table);
+	VALUE vmemo = Data_Wrap_Struct(0, 0, st_free_table, 0);
 	st_table *memo = st_init_numtable_with_size(n);
 	DATA_PTR(vmemo) = memo;
 	result = rb_ary_new_capa(n);

version.h

@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.5.0"
 #define RUBY_RELEASE_DATE "2018-01-08"
-#define RUBY_PATCHLEVEL 10
+#define RUBY_PATCHLEVEL 11
 
 #define RUBY_RELEASE_YEAR 2018
 #define RUBY_RELEASE_MONTH 1