Change dwarf2_per_objfile::die_type_hash to htab_up This changes dwarf2_per_objfile::die_type_hash to be an htab_up, moving its contents off the objfile obstack. 2020-02-08 Tom Tromey <tom@tromey.com> * dwarf2/read.c (set_die_type, get_die_type_at_offset): Update. * dwarf2/read.h (struct dwarf2_per_objfile) <die_type_hash>: Now htab_up. Change-Id: Ic651f99ebf71bf7ad2dc2880192adacf7b60964a