[clang] [Clang] Access tls_guard via llvm.threadlocal.address (PR #96633)

[via cfe-commits]

================
@@ -1059,9 +1059,10 @@ 
CodeGenFunction::GenerateCXXGlobalInitFunc(llvm::Function *Fn,
     if (Guard.isValid()) {
       // If we have a guard variable, check whether we've already performed
       // these initializations. This happens for TLS initialization functions.
-      llvm::Value *GuardVal = Builder.CreateLoad(Guard);
-      llvm::Value *Uninit = Builder.CreateIsNull(GuardVal,
-                                                 "guard.uninitialized");
+      llvm::Value *GuardVal = EmitLoadOfScalar(
+          MakeAddrLValue(Guard, getContext().IntTy), SourceLocation());
----------------
nikola-tesic-ns wrote:

Makes sense, thanks.

https://github.com/llvm/llvm-project/pull/96633
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