[clang] [hwasan] Don't instrument when PGO profile is collected (PR #86739)

[Vitaly Buka via cfe-commits]

vitalybuka wrote:

Looked into IR and HWASAN instrument stuff which it should not 
https://godbolt.org/z/MnYs75Meq

Should be easy to fix.

https://github.com/llvm/llvm-project/pull/86739