[clang] [clang] Fix self-capturing `__block` variables (PR #89475)

[via cfe-commits]

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@@ -2764,6 +2794,9 @@ void CodeGenFunction::emitByrefStructureInit(const AutoVarEmission &emission) {
     auto layoutInfo = CGM.getObjCRuntime().BuildByrefLayout(CGM, type);
     storeHeaderField(layoutInfo, getPointerSize(), "byref.layout");
   }
+
+  if (emission.NeedsInitOnHeap)
+    emitByrefInitOnHeap(pointer);
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ille-apple wrote:

Ping.

https://github.com/llvm/llvm-project/pull/89475