[clang] [llvm] [ObjC][LTO] Propagate constant ivar offsets across ThinLTO and FullLTO (PR #205970)

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github-actions[bot] wrote:

<!--LLVM IDS CHECK COMMENT-->


:warning: LLVM ABI annotation checker, ids-check found issues in your code. :warning:

<details>
<summary>
You can test this locally with the following command:
</summary>

``````````bash
Build idt from compnerd/ids, then for each changed header:
    idt -p build/ --main-file <matching-source.cpp> \
        --apply-fixits --inplace <header>
``````````

</details>

<details>
<summary>
View the diff from ids-check here.
</summary>

``````````diff
diff --git a/llvm/include/llvm/IR/ObjCClassHierarchy.h b/llvm/include/llvm/IR/ObjCClassHierarchy.h
index e3b56b7e9..a800b29c1 100644
--- a/llvm/include/llvm/IR/ObjCClassHierarchy.h
+++ b/llvm/include/llvm/IR/ObjCClassHierarchy.h
@@ -37,13 +37,13 @@ public:
   // Construct the resolved hierarchy from module IR. If ImportSummary is
   // provided, use pre-resolved layout from the thin-link (ThinLTO path);
   // otherwise resolve locally from the module alone (FullLTO path).
-  explicit ObjCClassHierarchy(const Module &M,
+  LLVM_ABI explicit ObjCClassHierarchy(const Module &M,
                               const ModuleSummaryIndex *ImportSummary);
 
   // Emit per-module ObjC class summary records during module summary analysis.
-  static void exportToSummary(const Module &M, ModuleSummaryIndex &Index);
+  LLVM_ABI static void exportToSummary(const Module &M, ModuleSummaryIndex &Index);
   // Pre-slide the hierarchy graph materialized in this map; unreachable classes are erased.
-  static void resolveHierarchy(DenseMap<GlobalValue::GUID, ObjCClassInfo> &Classes);
+  LLVM_ABI static void resolveHierarchy(DenseMap<GlobalValue::GUID, ObjCClassInfo> &Classes);
 
   ArrayRef<ResolvedClass> getResolvedClasses() const { return Resolved; }
   bool empty() const { return Resolved.empty(); }

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https://github.com/llvm/llvm-project/pull/205970