================
@@ -182,6 +182,8 @@ void Lowerer::lowerCoroNoop(IntrinsicInst *II) {
M.getDataLayout().getProgramAddressSpace(), "__NoopCoro_ResumeDestroy",
&M);
NoopFn->setCallingConv(CallingConv::Fast);
+ // Because this function is a noop, we can set its entry count to 0.
+ NoopFn->setEntryCount(0);
----------------
jinhuang1102 wrote:
Sorry for the delay! You are right that setting 0 was incorrect since `NoopFn`
can be called at runtime. Because `NoopFn` is generated by this the pass, PGO
has no profile count for it so marking it as `unknown` for avoiding the false
warnings.
https://github.com/llvm/llvm-project/pull/184466
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