Joel> Thanks, Tom. I confirm your patch seems to be fixing the issue as well. Thanks, Joel. I'm checking it in with this ChangeLog entry: 2013-01-22 Tom Tromey <tromey@redhat.com> * dwarf2loc.c (dwarf2_compile_expr_to_ax) <DW_OP_fbreg>: Only require_rvalue for a register location. Tom