[Bug middle-end/105654] transparent_union, function pointer and different types arguments causes null pointer to be passed

[schwab@linux-m68k.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105654

--- Comment #2 from Andreas Schwab <schwab@linux-m68k.org> ---
FWIW, glibc has removed the use of transparent_union from its wait
implementation long ago.