Add NO_ASSERT macro which defines is Assert actually do something

It is valued to true of false

src/utils/PastisAssert.hpp

@@ -62,4 +62,12 @@ class AssertError
 
 #endif // NDEBUG
 
+// stores the current state of Assert macro. This is useful for instance to
+// noexcept management of Assert throws
+#ifdef NDEBUG
+#define NO_ASSERT true
+#else // NDEBUG
+#define NO_ASSERT false
+#endif // NDEBUG
+
 #endif // PASTIS_ASSERT_HPP