From eafa4e4b5bee6f95382bc3cc8b08c9368e054717 Mon Sep 17 00:00:00 2001
From: Peter Collingbourne <peter@pcc.me.uk>
Date: Wed, 6 Apr 2011 12:29:04 +0000
Subject: If this is an intrinsic function, set the function's attributes to
 the intrinsic's attributes.

llvm-svn: 129000
---
 clang/lib/CodeGen/CodeGenModule.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

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

diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index d180a22..34f594e 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -505,6 +505,13 @@ void CodeGenModule::SetInternalFunctionAttributes(const Decl *D,
 void CodeGenModule::SetFunctionAttributes(GlobalDecl GD,
                                           llvm::Function *F,
                                           bool IsIncompleteFunction) {
+  if (unsigned IID = F->getIntrinsicID()) {
+    // If this is an intrinsic function, set the function's attributes
+    // to the intrinsic's attributes.
+    F->setAttributes(llvm::Intrinsic::getAttributes((llvm::Intrinsic::ID)IID));
+    return;
+  }
+
   const FunctionDecl *FD = cast<FunctionDecl>(GD.getDecl());
 
   if (!IsIncompleteFunction)
-- 
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