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

[Jacob Bramley via llvm-commits]

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

Yep, that'd be more consistent with `getRegUsedAsRetDest`.

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