Documentation 
Section:
http://www.gtk.org/api/2.6/glib/gobject-Closures.html#g-cclosure-marshal-VOID--FLAGS


The phrase "denotes a flags type" is repeated twice in the description of the function.

A marshaller for a GCClosure with a callback of type void (*callback) (gpointer instance, gint arg1, gpointer user_data) where the gint parameter denotes a flags type denotes a flags type. 


Correct version:
A marshaller for a GCClosure with a callback of type void (*callback) (gpointer instance, gint arg1, gpointer user_data) where the gint parameter denotes a flags type.

Other information:
The detailed issue description can be found at: 

http://linuxtesting.org/results/report?num=D0086