008+ prompt> [$a has been removed, removing watchpoint recursively]
009+ [Script ended normally]
010+
011+ Termsig=10
008- prompt> [Breaking on watchpoint $a]
009- Old value:
010- New value: aa
011- >00005: $c = &$a;
012- 00006: $a[1] = "b";
013- 00007:
014- prompt> [Breaking on watchpoint $a]
015- Old value inaccessible or destroyed
016- New value (reference): aa
017- >00006: $a[1] = "b";
018- 00007:
019- 00008: exit;
020- prompt> [Breaking on watchpoint $a]
021- Old value: aa
022- New value: ab
023- >00008: exit;
024- 00009:
025- prompt> [$a has been removed, removing watchpoint recursively]
026- [Script ended normally]
027- prompt>