perly.y AOK dep() => deprecate("\"do\" to call subroutines") Use of "do" to call subroutines is deprecated sub fred {} do fred() sub fred {} do fred(1) sub fred {} $a = "fred" ; do $a() sub fred {} $a = "fred" ; do $a(1) __END__ # perly.y use warnings 'deprecated' ; sub fred {} do fred() ; do fred(1) ; $a = "fred" ; do $a() ; do $a(1) ; no warnings 'deprecated' ; do fred() ; do fred(1) ; $a = "fred" ; do $a() ; do $a(1) ; EXPECT Use of "do" to call subroutines is deprecated at - line 4. Use of "do" to call subroutines is deprecated at - line 5. Use of "do" to call subroutines is deprecated at - line 7. Use of "do" to call subroutines is deprecated at - line 8.