From 6dcea67483a72e47db0a382e8d073340927ac27f Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Sat, 12 Jan 2013 15:27:44 +0000
Subject: [PATCH] comment
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@172317 91177308-0d34-0410-b5e6-96231b3b80d8
---
lib/AST/Decl.cpp | 3 +++
1 file changed, 3 insertions(+)
diff --git a/lib/AST/Decl.cpp b/lib/AST/Decl.cpp
index 2987e7c276a..aeffd0a240f 100644
--- a/lib/AST/Decl.cpp
+++ b/lib/AST/Decl.cpp
@@ -1761,6 +1761,9 @@ bool FunctionDecl::isReservedGlobalPlacementOperator() const {
}
bool FunctionDecl::hasCLanguageLinkage() const {
+ // Users expect to be able to write
+ // extern "C" void *__builtin_alloca (size_t);
+ // so consider builtins as having C language linkage.
if (getBuiltinID())
return true;
--
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