[clang] [Win32][Coroutine] Fix inalloca arguments lifetime in coroutines (PR #212331)

[via cfe-commits]

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@@ -3998,6 +3998,22 @@ bool Expr::HasSideEffects(const ASTContext &Ctx,
   return false;
 }
 
+static bool containsCoroutineSuspendPoints(const Stmt *S) {
+  if (!S)
+    return false;
+  if (isa<CoawaitExpr>(S) || isa<CoyieldExpr>(S) ||
+      isa<DependentCoawaitExpr>(S))
+    return true;
+  for (const Stmt *Child : S->children())
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etiennep-chromium wrote:

Neat, done.
Also moved to clang/lib/Sema/SemaExpr.cpp

https://github.com/llvm/llvm-project/pull/212331