[llvm] [BOLT] Gadget scanner: detect non-protected indirect calls (PR #131899)

[Jacob Bramley via llvm-commits]

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@@ -277,6 +277,33 @@ class AArch64MCPlusBuilder : public MCPlusBuilder {
     }
   }
 
+  MCPhysReg
+  getRegUsedAsCallDest(const MCInst &Inst,
+                       bool &IsAuthenticatedInternally) const override {
+    assert(isCall(Inst) || isBranch(Inst));
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jacobbramley wrote:

That'd be more consistent with `getRegUsedAsRetDest`.

_Sorry about the noise: GitHub showed this duplicated, so I tried to delete one, and then it deleted both._

https://github.com/llvm/llvm-project/pull/131899