Add support for offset as a reference

Author: Girgias

ext/intl/resourcebundle/resourcebundle_class.c

@@ -239,6 +239,7 @@ zval *resourcebundle_array_get(zend_object *object, zval *offset, int type, zval
 		return NULL;
 	}
 
+	ZVAL_DEREF(offset);
 	if (Z_TYPE_P(offset) == IS_LONG) {
 		return resource_bundle_array_fetch(object, /* offset_str */ NULL, Z_LVAL_P(offset), rv, /* fallback */ true, /* arg_num */ 0);
 	} else if (Z_TYPE_P(offset) == IS_STRING) {

ext/intl/tests/resourcebundle_arrayaccess.phpt

@@ -23,6 +23,11 @@ intl
     $r2 = $r['testarray'];
     printf( "testarray: %s\n", $r2[2] );
 
+    echo "Using a reference as an offset:\n";
+    $offset = 'teststring';
+    $ref = &$offset;
+    var_dump($r[$ref]);
+
     $t = $r['nonexisting'];
     echo debug( $t );
 ?>
@@ -46,5 +51,7 @@ Array
 testbin: a1b2c3d4e5f67890
 testtable: 3
 testarray: string 3
+Using a reference as an offset:
+string(12) "Hello World!"
 NULL
     2: Cannot load resource element 'nonexisting': U_MISSING_RESOURCE_ERROR