[PATCH] D78655: [HIP] Let lambda be host device by default

Wed Apr 29 22:09:39 PDT 2020

hliao added a comment.

In D78655#2011823 <https://reviews.llvm.org/D78655#2011823>, @pfultz2 wrote:

> > says we capture host variable reference in a device lambda.
>
> Is that required to be an error? I know @AlexVlx added support to hcc at one point to capture host variables by reference. So it seems to be possible for it to work correctly. So it doesn't seem to be like reason enough to disallow implicit HD.

Do we have a mechanism to allow device code to access the local auto variable on the host side?

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https://reviews.llvm.org/D78655