[clang] [PAC] Add support for __ptrauth type qualifier (PR #100830)

[Daniil Kovalev via cfe-commits]

================
@@ -0,0 +1,32 @@
+// RUN: %clang_cc1 -triple arm64-apple-ios \
+// RUN:   -fptrauth-calls -fptrauth-intrinsics -emit-llvm -fblocks \
+// RUN:   %s -debug-info-kind=limited -o - | FileCheck %s
+
+// Constant initializers for data pointers.
+extern int external_int;
+
+int *__ptrauth(1, 0, 1234) g1 = &external_int;
+// CHECK: !DIDerivedType(tag: DW_TAG_LLVM_ptrauth_type,
+// CHECK-SAME:           ptrAuthKey: 1,
----------------
kovdan01 wrote:

I suppose it would be nice to have different keys for two test cases present.

https://github.com/llvm/llvm-project/pull/100830