On 25 Nov 2015 7:06 pm, "John Wiegley" <jwiegley@gmail.com> wrote:
>
>   The code: (funcall)
>
>   Interpreted: Raises an error: eval: Wrong number of arguments: funcall,
0
>
>   Byte-compilation: No warnings or errors printed.

This is a bug then (probably in the advertised-calling-convention of
funcall). Functions called with the wrong number of arguments are usually
reported as warnings by the byte-compiler.