Messages in this thread | | | Date | Wed, 1 Mar 2023 15:59:11 -0800 | Subject | Re: [PATCH v2 0/2] Validating UAPI backwards compatibility | From | John Moon <> |
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On 3/1/2023 3:52 PM, Mark Wielaard wrote: > Hi John, > > On Wed, Mar 01, 2023 at 02:33:00PM -0800, John Moon via Libabigail wrote: >> With some additional help from Nick offline, we determined that the >> issue isn't with clang, but with libdw (from elfutils). You need at >> least libdw version 0.171 for the abidiff tool to work correctly >> with clang (in this particular case). Ubuntu 18.04 ships with >> version 0.170. > > I don't remember any specific fixes for clang in libdw for elfutils > 0.171. But elfutils 0.171 was the first release that supported most of > DWARF5 (including GNU DebugFission and split dwarf). > >> If there's any interest, it'd be fairly easy to add a check for this >> condition under the check_deps() function in the script. > > Please do add this check. elfutils 0.170 is almost 6 years old now, > there have been many, many bug fixes since then (current release is > 0.188 from Nov 2022). > > Thanks, > > Mark
Okay, I'll add the check in v3 after giving a chance for some other reviews. Thanks!
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