[PATCH] tests: fix for toolchains producing compressed debug sections

[Dmitry V. Levin]

On Tue, Mar 23, 2021 at 03:20:12PM +0100, Mark Wielaard wrote:
> On Mon, 2021-03-22 at 20:00 +0000, Dmitry V. Levin wrote:
> > When toolchain produces compressed debug sections by default,
> > quite a few debugedit tests fail because of unexpected
> > "debugedit: ./foo.o: DWARF version 0 unhandled" error diagnostic messages:
> >   3: debugedit .debug_str objects DWARF4             FAILED (debugedit.at:97)
> >   4: debugedit .debug_str/line_str objects DWARF5    FAILED (debugedit.at:129)
> >   9: debugedit .debug_info objects                   FAILED (debugedit.at:291)
> >  12: debugedit .debug_types objects                  FAILED (debugedit.at:370)
> >  15: debugedit .debug_line objects DWARF4            FAILED (debugedit.at:460)
> >  16: debugedit .debug_line objects DWARF5            FAILED (debugedit.at:484)
> >  21: debugedit .debug_macro objects                  FAILED (debugedit.at:598)
> > 
> > Fix this by instructing gcc not to produce compressed debug sections
> > in object files prepared for debugedit tests.
> > 
> > * tests/debugedit.at: Add "-gz=none" to "gcc -g3" invocations.
> 
> Yes, that is a good workaround for now.
> But we should at least give a good error message.
> And ideally just handle compressed debug ELF sections (But then the
> question is how? Do we always simply decompress, do we require an
> explicit command line option? Do we simply recompress when done?)
> 
> I filed https://sourceware.org/bugzilla/show_bug.cgi?id=27636
> 
> > Co-authored-by: Vitaly Chikunov <vt@altlinux.org>
> 
> And Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>, I assume?

Yes, Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>


-- 
ldv