[expr.prim.req.general] Correct the IFNDR example

Author: frederick-vs-ja

source/expressions.tex

@@ -2892,7 +2892,7 @@
 \begin{codeblock}
 template<typename T> concept C =
 requires {
-  new int[-(int)sizeof(T)];     // ill-formed, no diagnostic required
+  new decltype((void)T{});      // ill-formed, no diagnostic required
 };
 \end{codeblock}
 \end{example}