[Bug c/71152] NULL is not cast to (void *) as it ought to be if compiling code with -c

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71152

--- Comment #4 from Martin Sebor <msebor at gcc dot gnu.org> ---
Sorry, I didn't finish the sentence: ...please attach the complete preprocessor
output on the off change that the NULL macro isn't expanded to (void*)0 for
some reason.