[lld] [ELF] -r --compress-debug-sections: update addends for .debug_* sections relocated by REL (PR #66804)

[Alexander Richardson via llvm-commits]

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@@ -463,7 +463,13 @@ void InputSection::copyRelocations(uint8_t *buf,
 
       if (RelTy::IsRela)
         p->r_addend = sym.getVA(addend) - section->getOutputSection()->addr;
-      else if (config->relocatable && type != target.noneRel)
+      // For SHF_ALLOC sections reloated by REL, append a relocation to
----------------
arichardson wrote:

```suggestion
      // For SHF_ALLOC sections relocated by REL, append a relocation to
```

https://github.com/llvm/llvm-project/pull/66804