Fixes to the build system:

Makefile.am files - remove obsolete INCLUDES, incorporate into AM_CPPFLAGS
Makefile files in src/ - support "make" under src/ (current build profile)
configure.ac - updates to fix warnings
config/antlr.m4 - updates to fix warnings
autogen.sh - updates to generate warnings from autotools; also support Macs
src/include/cvc4_config.h - guard with #ifdef
total reimplementation of NodeBuilder
ExprValue => NodeValue
context_mm.{h,cpp} - fixed numerous compile errors

1 files changed, 19 insertions, 0 deletions

diff --git a/test/unit/expr/node_black.h b/test/unit/expr/node_black.h
new file mode 100644
index 000000000..5489e4803
--- /dev/null
+++ b/test/unit/expr/node_black.h
@@ -0,0 +1,19 @@
+/* Black box testing of CVC4::Node. */
+
+#include <cxxtest/TestSuite.h>
+
+#include "expr/node.h"
+
+using namespace CVC4;
+
+class NodeBlack : public CxxTest::TestSuite {
+public:
+
+  void testNull() {
+    Node::s_null;
+  }
+
+  void testCopyCtor() {
+    Node e(Node::s_null);
+  }
+};