Add static assertion against number of pauth flags

Author: kovdan01

llvm/tools/llvm-readobj/ELFDumper.cpp

@@ -5165,6 +5165,9 @@ static bool printAArch64PAuthABICoreInfo(raw_ostream &OS, uint32_t DataSize,
                 ? ""
                 : "!") +
            "PointerAuthInitFini";
+    static_assert(AARCH64_PAUTH_PLATFORM_LLVM_LINUX_VERSION_INITFINI ==
+                      AARCH64_PAUTH_PLATFORM_LLVM_LINUX_VERSION_LAST,
+                  "Update when new enum items are defined");
   }();
 
   OS << format("platform 0x%x (%s), version 0x%x", Platform,