[Bug c++/57850] [4.8/4.9 Regression] Option -fdump-translation-unit not working

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57850

--- Comment #9 from Jason Merrill <jason at gcc dot gnu.org> ---
Created attachment 30818
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30818&action=edit
patch

Can you verify that this patch fixes the issue?