1 files changed, 57 insertions, 0 deletions
diff --git a/src/jit/jitstd/pair.h b/src/jit/jitstd/pair.h
new file mode 100644
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+++ b/src/jit/jitstd/pair.h
@@ -0,0 +1,57 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+
+
+#pragma once
+
+namespace jitstd
+{
+template <typename Type1, typename Type2>
+class pair
+{
+public:
+    Type1 first;
+    Type2 second;
+
+    pair(const Type1& fst, const Type2& sec)
+        : first(fst)
+        , second(sec)
+    {
+    }
+
+    template <typename AltType1, typename AltType2>
+    pair(const AltType1& fst, const AltType2& sec)
+        : first((Type1) fst)
+        , second((Type2) sec)
+    {
+    }
+
+    template <typename AltType1, typename AltType2>
+    pair(const pair<AltType1, AltType2>& that)
+        : first((Type1) that.first)
+        , second((Type2) that.second)
+    {
+    }
+
+    pair(const pair& that)
+        : first(that.first)
+        , second(that.second)
+    {
+    }
+
+    template <typename AltType1, typename AltType2>
+    const pair<Type1, Type2>& operator=(const pair<AltType1, AltType2>& pair)
+    {
+        first = pair.first;
+        second = pair.second;
+        return *this;
+    }
+
+    bool operator==(const pair<Type1, Type2>& other) const
+    {
+        return (other.first == first && other.second == second);
+    }
+};
+}