[Bug middle-end/47650] wrong output of print_generic_decl() called from a plugin

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47650

--- Comment #18 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-03-15 
15:56:04 UTC ---
comment #13 would happen if the list of argument types is not terminated by
the shared tree node void_list_node but by a clone.  We expect the
shared void_list_node to be used elsewhere as well.