The warning is new, but the behaviour of my $p = $q if condition(); has always been officially undefined. It shouldn't be used.

In reply to Re: "my $p = value if condition()" as bad|deprecated as "my $p if 0" by ikegami
in thread "my $p = value if condition()" as bad|deprecated as "my $p if 0" (Naughty indeed) by parv

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