[Bug testsuite/113425] gcc.dg/fold-copysign-1.c fails on arm since g:7cbe41d35e6

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113425

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
check_effective_target_ifn_copysign needs to be updated for arm basically.