From 9e435806aaf5bd7e974d317ef247f200200ad686 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sat, 31 Jan 2015 19:28:59 +0000
Subject: Vendor import of clang RELEASE_360/rc2 tag r227651 (effectively,
 3.6.0 RC2): https://llvm.org/svn/llvm-project/cfe/tags/RELEASE_360/rc2@227651

---
 lib/CodeGen/CodeGenModule.cpp | 31 -------------------------------
 1 file changed, 31 deletions(-)

(limited to 'lib/CodeGen/CodeGenModule.cpp')

diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index 8981bfe89cb4a..1b07160908adb 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -1928,31 +1928,6 @@ void CodeGenModule::MaybeHandleStaticInExternC(const SomeDecl *D,
     R.first->second = nullptr;
 }
 
-static bool shouldBeInCOMDAT(CodeGenModule &CGM, const Decl &D) {
-  if (!CGM.supportsCOMDAT())
-    return false;
-
-  if (D.hasAttr<SelectAnyAttr>())
-    return true;
-
-  GVALinkage Linkage;
-  if (auto *VD = dyn_cast<VarDecl>(&D))
-    Linkage = CGM.getContext().GetGVALinkageForVariable(VD);
-  else
-    Linkage = CGM.getContext().GetGVALinkageForFunction(cast<FunctionDecl>(&D));
-
-  switch (Linkage) {
-  case GVA_Internal:
-  case GVA_AvailableExternally:
-  case GVA_StrongExternal:
-    return false;
-  case GVA_DiscardableODR:
-  case GVA_StrongODR:
-    return true;
-  }
-  llvm_unreachable("No such linkage");
-}
-
 void CodeGenModule::EmitGlobalVarDefinition(const VarDecl *D) {
   llvm::Constant *Init = nullptr;
   QualType ASTTy = D->getType();
@@ -2096,9 +2071,6 @@ void CodeGenModule::EmitGlobalVarDefinition(const VarDecl *D) {
     setTLSMode(GV, *D);
   }
 
-  if (shouldBeInCOMDAT(*this, *D))
-    GV->setComdat(TheModule.getOrInsertComdat(GV->getName()));
-
   // Emit the initializer function if necessary.
   if (NeedsGlobalCtor || NeedsGlobalDtor)
     EmitCXXGlobalVarDeclInitFunc(D, GV, NeedsGlobalCtor);
@@ -2433,9 +2405,6 @@ void CodeGenModule::EmitGlobalFunctionDefinition(GlobalDecl GD,
 
   MaybeHandleStaticInExternC(D, Fn);
 
-  if (shouldBeInCOMDAT(*this, *D))
-    Fn->setComdat(TheModule.getOrInsertComdat(Fn->getName()));
-
   CodeGenFunction(*this).GenerateCode(D, Fn, FI);
 
   setFunctionDefinitionAttributes(D, Fn);
-- 
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