[clang] [AArch64][PAC][clang][ELF] Support PAuth ABI core info (PR #85235)

[Fangrui Song via cfe-commits]

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@@ -1190,6 +1191,36 @@ void CodeGenModule::Release() {
     if (!LangOpts.isSignReturnAddressWithAKey())
       getModule().addModuleFlag(llvm::Module::Min,
                                 "sign-return-address-with-bkey", 1);
+
+    if (getTriple().isOSLinux() && getTriple().isOSBinFormatELF()) {
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MaskRay wrote:

Linux implies ELF. You can remove `getTriple().isOSBinFormatELF()`

https://github.com/llvm/llvm-project/pull/85235