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diff --git a/bundles/org.simantics.databoard/cpp/DataBoardTest/libantlr3c-3.2/include/antlr3bitset.h b/bundles/org.simantics.databoard/cpp/DataBoardTest/libantlr3c-3.2/include/antlr3bitset.h
new file mode 100644
index 000000000..8d7428668
--- /dev/null
+++ b/bundles/org.simantics.databoard/cpp/DataBoardTest/libantlr3c-3.2/include/antlr3bitset.h
@@ -0,0 +1,119 @@
+/**
+ * \file
+ * Defines the basic structures of an ANTLR3 bitset. this is a C version of the 
+ * cut down Bitset class provided with the java version of antlr 3.
+ * 
+ * 
+ */
+#ifndef	_ANTLR3_BITSET_H
+#define	_ANTLR3_BITSET_H
+
+// [The "BSD licence"]
+// Copyright (c) 2005-2009 Jim Idle, Temporal Wave LLC
+// http://www.temporal-wave.com
+// http://www.linkedin.com/in/jimidle
+//
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in the
+//    documentation and/or other materials provided with the distribution.
+// 3. The name of the author may not be used to endorse or promote products
+//    derived from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include    <antlr3defs.h>
+#include    <antlr3collections.h>
+
+/** How many bits in the elements
+ */
+#define	ANTLR3_BITSET_BITS	64
+
+/** How many bits in a nible of bits
+ */
+#define	ANTLR3_BITSET_NIBBLE	4
+
+/** log2 of ANTLR3_BITSET_BITS 2^ANTLR3_BITSET_LOG_BITS = ANTLR3_BITSET_BITS
+ */
+#define	ANTLR3_BITSET_LOG_BITS	6
+
+/** We will often need to do a mod operator (i mod nbits).
+ *  For powers of two, this mod operation is the
+ *  same as:
+ *   - (i & (nbits-1)).  
+ *
+ * Since mod is relatively slow, we use an easily
+ * precomputed mod mask to do the mod instead.
+ */
+#define	ANTLR3_BITSET_MOD_MASK	ANTLR3_BITSET_BITS - 1
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct ANTLR3_BITSET_LIST_struct
+{
+	/// Pointer to the allocated array of bits for this bit set, which
+    /// is an array of 64 bit elements (of the architecture). If we find a 
+    /// machine/C compiler that does not know anything about 64 bit values
+    ///	then it should be easy enough to produce a 32 bit (or less) version
+    /// of the bitset code. Note that the pointer here may be static if laid down
+	/// by the code generation, and it must be copied if it is to be manipulated
+	/// to perform followset calculations.
+    ///
+    pANTLR3_BITWORD   bits;
+
+    /// Length of the current bit set in ANTLR3_UINT64 units.
+    ///
+    ANTLR3_UINT32    length;
+}
+	ANTLR3_BITSET_LIST;
+
+typedef	struct ANTLR3_BITSET_struct
+{
+	/// The actual bits themselves
+	///
+	ANTLR3_BITSET_LIST				blist;
+
+    pANTLR3_BITSET					(*clone)	    (struct ANTLR3_BITSET_struct  * inSet);
+    pANTLR3_BITSET					(*bor)			(struct ANTLR3_BITSET_struct  * bitset1, struct ANTLR3_BITSET_struct * bitset2);
+    void							(*borInPlace)   (struct ANTLR3_BITSET_struct  * bitset,  struct ANTLR3_BITSET_struct * bitset2);
+    ANTLR3_UINT32					(*size)			(struct ANTLR3_BITSET_struct  * bitset);
+    void							(*add)			(struct ANTLR3_BITSET_struct  * bitset, ANTLR3_INT32 bit);
+    void							(*grow)			(struct ANTLR3_BITSET_struct  * bitset, ANTLR3_INT32 newSize);
+    ANTLR3_BOOLEAN					(*equals)	    (struct ANTLR3_BITSET_struct  * bitset1, struct ANTLR3_BITSET_struct * bitset2);
+    ANTLR3_BOOLEAN					(*isMember)	    (struct ANTLR3_BITSET_struct  * bitset, ANTLR3_UINT32 bit);
+    ANTLR3_UINT32					(*numBits)	    (struct ANTLR3_BITSET_struct  * bitset);
+    void							(*remove)	    (struct ANTLR3_BITSET_struct  * bitset, ANTLR3_UINT32 bit);
+    ANTLR3_BOOLEAN					(*isNilNode)	    (struct ANTLR3_BITSET_struct  * bitset);
+    pANTLR3_INT32					(*toIntList)    (struct ANTLR3_BITSET_struct  * bitset);
+
+    void							(*free)			(struct ANTLR3_BITSET_struct  * bitset);
+
+
+}
+    ANTLR3_BITSET;
+
+#ifdef __cplusplus
+}
+#endif
+
+
+
+#endif
+