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Which >> actually supports my suspicion that SHT_REL aren't correctly handled >> when linking, perhaps first and foremost because the x86-64 ABI >> specifies that only RELA relocations are to be used. Whether, in that >> light, it is valid for objcopy to produce SHT_REL output without any >> warning is another question. >> > I'm not an expert, that was all my guess. > > It is clear now that x86-64 linker treats the REL relocation entries > as RELA relocation entries, when doing relocation, it does not count > the addend in section content, because src_mask is set to 0. > > Then can objcopy transform the REL relocation entries to RELA > relocation entries, so the x86-64 linker can consume them correctly ? It probably could, but I have no idea how to invasive this would end up being. Jan