On Fri, 2018-05-25 at 14:43 +0200, Mark Wielaard wrote: > To get the right context (especially addresses) when looking at a .dwo file > we really need the skeleton file. If we can find it (simply replace .dwo > with .o) then use that to get to the split DWARF units so that libdw sets > up all relevant information to resolve. > > Also adds a --dwarf-skeleton option so the user can explicitly give a > skeleton file to use (for example when all .o files are linked and removed > already). Unfortunately this might not work if libdw cannot get from the > skeleton file to the .dwo file (because they have been moved around). > In that case eu-readelf "cheats", it will link up the libdw datastructures > so that the skeleton and split DWARF units are setup correctly anyway. > This does introduce a problem when trying to cleanup the Dwarf handle > ownership graph. So we will deliberately leak memory by not closing the > underlying Dwfl in that case.
Pushed to master.
