[lld] [lld][AArch64][ELF][PAC] Support AUTH relocations and AUTH ELF marking (PR #72714)

[Daniil Kovalev via llvm-commits]

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@@ -398,6 +399,10 @@ void AArch64::relocate(uint8_t *loc, const Relocation &rel,
   case R_AARCH64_PREL64:
     write64(loc, val);
     break;
+  case R_AARCH64_AUTH_ABS64:
+    checkIntUInt(loc, val, 32, rel);
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kovdan01 wrote:

Hmm, I just realized `-no-pie` was not handled properly, thanks for bringing attention to this. I've applied the commit 865c9839d0186852f3adaae6ab33551e2ca98818 from your branch, thanks.

P.S. Code here becomes changed after e9b53374522fca221414aac3d5a3b225e7fc73d4

https://github.com/llvm/llvm-project/pull/72714