Z3 sources

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

lib/timeit.h

@@ -0,0 +1,33 @@
+/*++
+Copyright (c) 2006 Microsoft Corporation
+
+Module Name:
+
+    timeit.h
+
+Abstract:
+
+    Support for timers.
+
+Author:
+
+    Nikolaj Bjorner (nbjorner) 2006-09-22
+
+Revision History:
+
+    Leonardo de Moura (leonardo) 2011-04-27
+    Rewrote using stopwatches, added support for tracking memory
+
+--*/
+#ifndef _TIMEIT_H_
+#define _TIMEIT_H_
+
+class timeit {
+    struct imp;
+    imp *  m_imp;
+public:
+    timeit(bool enable, char const * msg, std::ostream & out = std::cerr);
+    ~timeit();
+};
+
+#endif