[clang] [clang-tools-extra] [compiler-rt] [PGO] Exposing PGO's Counter Reset and File Dumping APIs (PR #76471)

[Qiongsi Wu via cfe-commits]

qiongsiwu wrote:

> Sometimes godbolt output (like https://godbolt.org/z/MxbjcnanW) could be faster and more convenient (e.g., there is no need to get windows executable to for debugging, only LLVM IR is needed).

Thanks for the pointer! Yup godbolt can indeed reproduce IR quite well. https://godbolt.org/z/b7G1PnxME 

Working on a fix. 

https://github.com/llvm/llvm-project/pull/76471