merge revision(s) r48999,r49484: [Backport ruby#10646]

	* gc.c (wmap_final_func): fix memory size shortage when realloc wmap.
	  Fix SEGV during finilize of WeakRef on Solaris (though the SEGV
	  could occur on all OS/platforms). [ruby-dev:48779] [Bug ruby#10646]
	  Fix SEGV during finalize of WeakRef on Solaris (though the SEGV


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@50132 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

Author: nagachika

ChangeLog

@@ -1,3 +1,9 @@
+Tue Mar 31 00:49:23 2015  Naohisa Goto  <[email protected]>
+
+	* gc.c (wmap_final_func): fix memory size shortage when realloc wmap.
+	  Fix SEGV during finalize of WeakRef on Solaris (though the SEGV
+	  could occur on all OS/platforms). [ruby-dev:48779] [Bug #10646]
+
 Tue Mar 31 00:38:14 2015  Seiei Higa  <[email protected]>
 
 	* vm_method.c (rb_method_entry): if no super class, no original

gc.c

@@ -6413,7 +6413,7 @@ wmap_final_func(st_data_t *key, st_data_t *value, st_data_t arg, int existing)
 	return ST_DELETE;
     }
     if (j < i) {
-	ptr = ruby_sized_xrealloc2(ptr, j, sizeof(VALUE), i);
+	ptr = ruby_sized_xrealloc2(ptr, j + 1, sizeof(VALUE), i);
 	ptr[0] = j;
 	*value = (st_data_t)ptr;
     }

version.h

@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.1.5"
 #define RUBY_RELEASE_DATE "2015-03-31"
-#define RUBY_PATCHLEVEL 327
+#define RUBY_PATCHLEVEL 328
 
 #define RUBY_RELEASE_YEAR 2015
 #define RUBY_RELEASE_MONTH 3