Pull out struct/union/enum DWARF output
Moved out_label() declaration
Dwarf subprogram skeleton
Free addr_str
DW_TAG_subprogram types refer to the return type
Store high and low pc in DWARF's translation unit info
DW_AT_decl_{line,file} are shown in variable and subprogram DIEs
Pulled out formal parameter DWARF code, for TAG_subprogram
Inlined dwarf_attr_lbl()
Distinguish between signed and unsigned LEB128s - for negative offsets
Debug information for function-arguments - can be debugged