Re: [C++ Patch/RFC] PR 70572 ("[4.9/5/6/7 Regression] ICE on code with decltype (auto) on x86_64-linux-gnu in digest_init_r")

[Jason Merrill]

On 05/18/2016 07:13 PM, Paolo Carlini wrote:
+         error ("cannot declare variable %q+D with function type", decl);

I think the error message would be more helpful if it mentioned 
decltype(auto), maybe

"initializer for %<decltype(auto) %D%> has function type, did you forget 
the %<()%>?", DECL_NAME (decl)

(or some other way to print the variable type as declared rather than as 
deduced).

Jason