[PATCH] D87596: [Coroutines] Reuse storage for local variables with non-overlapping lifetimes

Mon Sep 14 20:02:58 PDT 2020

ChuanqiXu added a comment.

In D87596#2271942 <https://reviews.llvm.org/D87596#2271942>, @lxfind wrote:

> Thank you for working on this optimization!
>
> This type of optimizations is typically not enabled in O0, and we probably don't want to either. Should we gate it under the optimization level?

This optimization depends on lifetime markers, which would not be produced in O0. So this optimization won't be enabled in O0.

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https://reviews.llvm.org/D87596