[Perl/perl5] dae8ab: Change SvIV and kin to inline functions

[Karl Williamson via perl5-changes]

  Branch: refs/heads/blead
  Home:   https://github.com/Perl/perl5
  Commit: dae8ab819b9ffd6d540355efffacf225aff00a0f
      
https://github.com/Perl/perl5/commit/dae8ab819b9ffd6d540355efffacf225aff00a0f
  Author: Karl Williamson <k...@cpan.org>
  Date:   2022-05-28 (Sat, 28 May 2022)

  Changed paths:
    M embed.fnc
    M embed.h
    M inline.h
    M proto.h
    M sv.h

  Log Message:
  -----------
  Change SvIV and kin to inline functions

So that they will evaluate the argument just once.