D39959: [ELF] - Allow merging of strings sections for -relocatable output.

[George Rimar via llvm-commits]

>Given that the issue with not combining sections was purely restricted to .debug_str, which only ever has an entsize of 1, would it not >make more sense to not combine the InputSections for different entsize values?
>
>I'm wary about removing the SHF_MERGE flag, because I'm pretty sure mergeable sections of different sizes are not that rare, although >they do not typically have the same name, so maybe it's okay.

Out of curiosity, do you mean mergeable *string* sections of different sizes are not that rare ? Because my patch drops the
SHF_MERGE flag only for SHF_STRING sections. And I was wondering if SHF_STRING sections
may have entsize > 1 in reality.

George.