From 508276c8895d0a52198a0fa5dd01471236a94d50 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Sat, 12 Jan 2013 15:27:43 +0000
Subject: [PATCH] bar

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@172316 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/AST/Decl.cpp          | 3 +++
 test/SemaCXX/builtins.cpp | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/lib/AST/Decl.cpp b/lib/AST/Decl.cpp
index 986430595b..2987e7c276 100644
--- a/lib/AST/Decl.cpp
+++ b/lib/AST/Decl.cpp
@@ -1761,6 +1761,9 @@ bool FunctionDecl::isReservedGlobalPlacementOperator() const {
 }
 
 bool FunctionDecl::hasCLanguageLinkage() const {
+  if (getBuiltinID())
+    return true;
+
   return hasCLanguageLinkageTemplate(*this);
 }
 
diff --git a/test/SemaCXX/builtins.cpp b/test/SemaCXX/builtins.cpp
index 6b055cff64..5d61690c16 100644
--- a/test/SemaCXX/builtins.cpp
+++ b/test/SemaCXX/builtins.cpp
@@ -20,3 +20,7 @@ template int equal<&__builtin_strcmp>(const char*, const char*); // expected-err
 void f2() {
   __builtin_isnan; // expected-error {{builtin functions must be directly called}}
 }
+
+// pr14895
+typedef __typeof(sizeof(int)) size_t;
+extern "C" void *__builtin_alloca (size_t);
-- 
2.40.0