tra added a comment.

In D63335#1544019 <https://reviews.llvm.org/D63335#1544019>, @hliao wrote:

> In D63335#1543854 <https://reviews.llvm.org/D63335#1543854>, @tra wrote:
>
> > In D63335#1543845 <https://reviews.llvm.org/D63335#1543845>, @hliao wrote:
> >
> > > it's requested from debugger people. they don't want to the host-side 
> > > stub could match the device-side kernel function name. the previous 
> > > scheme cannot prevent that.
> >
> >
> > I understand that you want a different name for the stub. My question is 
> > why the ".stub" suffix was not sufficient and how does having a prefix 
> > instead helps? Making the name un-demangleable is undesirable, IMO. There 
> > should be a good reason to justify it.
>
>
> it's based on debugger people told me, with ".stub", the debugger still could 
> find it match the original device kernel even though it could find both of 
> them. But, they want to match the original one only and leave the stub one 
> intentionally unmatched.


Sorry, I still don't think I understand the reasons for this change. The stub 
and the kernel do have a different name now. I don't quite get it why the 
debugger can differentiate the names when they differ by prefix, but can't when 
they differ by suffix. It sounds like an attempt to work around a problem 
somewhere else.

Could you talk to the folks requesting the change and get more details on what 
exactly we need to do here and, more importantly, why.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63335/new/

https://reviews.llvm.org/D63335



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