[PATCH] D59985: Re-fix invalid address space generation for clk_event_t arguments of enqueue_kernel builtin function

[Anastasia Stulova via Phabricator via cfe-commits]

Anastasia added a comment.

In D59985#1453312 <https://reviews.llvm.org/D59985#1453312>, @AlexeySotkin wrote:

> Alternative way to fix it is to use `isNullPointerConstant` like we do in `SemaOpenCLBuiltinEnqueueKernel`. So in case we have a zero literal value we can emit `ConstantPointerNull` directly, without `EmitScalarExpr` .


Ok and if it's not 0 the code gets rejected?


Repository:
  rC Clang

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https://reviews.llvm.org/D59985