[llvm] [HWASan] Handle default attribute on personality function thunks. (PR #141917)

[Daniel Kiss via llvm-commits]

DanielKristofKiss wrote:

I looked for an other bug related to similar issue when the function created and the compiler flags are disregarded when I saw this change.
A function might not have BTI flag due to function level attribute and the thunk will inherit it but there is no guarantee for the thunk will be called only directly.


https://github.com/llvm/llvm-project/pull/141917