[llvm] [CallPromotionUtil] See through function alias when devirtualizing a virtual call on an alloca. (PR #80736)

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``````````bash
git-clang-format --diff 15fdc7646ca24506ccb6a59861da8f3b52ab031c 4888c5b4e1d959405112e495df2282845efbc690 -- llvm/include/llvm/Analysis/TypeMetadataUtils.h llvm/lib/Analysis/TypeMetadataUtils.cpp llvm/lib/Transforms/IPO/WholeProgramDevirt.cpp llvm/lib/Transforms/Utils/CallPromotionUtils.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Analysis/TypeMetadataUtils.cpp b/llvm/lib/Analysis/TypeMetadataUtils.cpp
index a50eca1ffb..b8dcc39e92 100644
--- a/llvm/lib/Analysis/TypeMetadataUtils.cpp
+++ b/llvm/lib/Analysis/TypeMetadataUtils.cpp
@@ -216,7 +216,7 @@ llvm::getFunctionAtVTableOffset(GlobalVariable *GV, uint64_t Offset,
     Fn = dyn_cast<Function>(A->getAliasee());
 
   if (!Fn)
-    return std::pair<Function*, Constant*>(nullptr, nullptr);
+    return std::pair<Function *, Constant *>(nullptr, nullptr);
 
   return std::pair<Function *, Constant *>(Fn, C);
 }

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https://github.com/llvm/llvm-project/pull/80736