From 6b943ff3a3f8617113ecbf611cf0f8957e4e19d2 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 2 May 2011 19:34:44 +0000
Subject: Vendor import of llvm trunk r130700:
 http://llvm.org/svn/llvm-project/llvm/trunk@130700

---
 lib/Support/FoldingSet.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'lib/Support/FoldingSet.cpp')

diff --git a/lib/Support/FoldingSet.cpp b/lib/Support/FoldingSet.cpp
index a4f80a90d6d0..d2e35b8eb676 100644
--- a/lib/Support/FoldingSet.cpp
+++ b/lib/Support/FoldingSet.cpp
@@ -147,6 +147,11 @@ void FoldingSetNodeID::AddString(StringRef String) {
   Bits.push_back(V);
 }
 
+// AddNodeID - Adds the Bit data of another ID to *this.
+void FoldingSetNodeID::AddNodeID(const FoldingSetNodeID &ID) {
+  Bits.append(ID.Bits.begin(), ID.Bits.end());
+}
+
 /// ComputeHash - Compute a strong hash value for this FoldingSetNodeID, used to 
 /// lookup the node in the FoldingSetImpl.
 unsigned FoldingSetNodeID::ComputeHash() const {
-- 
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