[Bug debug/91888] GCC will write absolute paths into DW_AT_GNU_dwo_name even with -fdebug-prefix-map

[cbiesinger at google dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91888

--- Comment #1 from Christian Biesinger <cbiesinger at google dot com> ---
(sorry, copied the wrong revision. it's actually
ed342df533bf18eee2d5f84f1251a13f43d78505 from sep 21)