================
@@ -1396,9 +1478,18 @@ static bool simplifySuspendPoint(CoroSuspendInst
*Suspend,
if (!SubFn)
return false;
- // Does not refer to the current coroutine, we cannot do anything with it.
- if (SubFn->getFrame() != CoroBegin)
- return false;
+ auto Frame = SubFn->getFrame();
+
+ // Check that frame directly always refers to the current coroutine,
+ // either directly or via wrapper
+ if (Frame != CoroBegin) {
+ auto *AWS = dyn_cast<CoroAwaitSuspendInst>(Frame);
+ if (!AWS)
+ return false;
----------------
ChuanqiXu9 wrote:
Since we've lowered all `CoroAwaitSuspendInst` before invoking
`splitCoroutine`. We shouldn't see `CoroAwaitSuspendInst` here, right?
Then we can remove isSimpleWrapper too.
https://github.com/llvm/llvm-project/pull/79712
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