For an experiment I'm working on, it would be convenient if
die_reader_specs::cu could be NULL. This is fairly involved to
implement, but I did notice one spot that could conveniently be
updated. While making this trivial change, I also noticed a small,
related formatting error.
2021-03-14 Tom Tromey <tom@tromey.com>
* dwarf2/read.c (struct die_reader_specs) <abfd>: Fix formatting.
(peek_die_abbrev): Use reader.abfd.