[Bug debug/53453] darwin linker expects both AT_name and AT_comp_dir debug notes

[howarth at nitro dot med.uc.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53453

--- Comment #10 from Jack Howarth <howarth at nitro dot med.uc.edu> 2012-05-24 23:22:21 UTC ---
Created attachment 27494
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27494
proposed patch to emit AT_comp_dir on darwin using target hook