[clang] [clang] Add noipa attribute (PR #207502)

[via cfe-commits]

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@@ -3105,6 +3105,12 @@ void CodeGenModule::SetLLVMFunctionAttributesForDefinition(const Decl *D,
   if (CodeGenOpts.DisableOutlining || D->hasAttr<NoOutlineAttr>())
     B.addAttribute(llvm::Attribute::NoOutline);
 
+  if (D->hasAttr<NoIPAAttr>()) {
+    B.addAttribute(llvm::Attribute::NoIPA);
+    if (!F->hasFnAttribute(llvm::Attribute::AlwaysInline))
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Disservin wrote:

that makes sense.. I will take a look over the weekend.

https://github.com/llvm/llvm-project/pull/207502