[Bug c/112543] warning pointer used after free() for printf("%p")

[schwab--- via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112543

--- Comment #1 from Andreas Schwab <sch...@linux-m68k.org> ---
J.2 Undefined behavior

(180) The value of a pointer that refers to space deallocated by a call to the
free or realloc function is used (7.24.3).