[clang] [compiler-rt] [llvm] [openmp] [PGO][Offload] Profile profraw generation for GPU instrumentation #76587 (PR #93365)

[Ethan Luis McDonough via llvm-commits]

EthanLuisMcDonough wrote:

> @EthanLuisMcDonough I think your patch effectively introduces a dependency on libc because `__llvm_write_custom_profile` has `__attribute__((used))` but calls e.g. `atoi` through `setupIOBuffer`.
> 
> In compiler-rt it's not safe to make that assumption because it potentially breaks embedded platforms. IMO it's also bad practice to force used symbols into a static archive. Would you please take another look and at least make the functionality dependent on offloading or something similar?
> 
> Thanks a lot!

Thank you for bringing this to my attention. I'll make sure to look into a fix for this.

https://github.com/llvm/llvm-project/pull/93365