[llvm] [CFI][annotation] Leave alone function pointers in function annotations (PR #80173)

[Nikita Popov via llvm-commits]

================
@@ -1900,6 +1920,10 @@ void LowerTypeTestsModule::replaceCfiUses(Function *Old, Value *New,
     if (isDirectCall(U) && (Old->isDSOLocal() || !IsJumpTableCanonical))
       continue;
 
+    // Skip function annotation
----------------
nikic wrote:

```suggestion
    // Skip function annotation.
```

https://github.com/llvm/llvm-project/pull/80173