$ perl -de 1             
[...]
  DB<1> ($a,b) = whatever
Terminated
# I have to kill it

##</code><code>##

$ ltrace output stops in a free..?
free(0x082004f0)                                 = <void>
free(0x081054d0)                                 = <void>
free(0x08119288)                                 = <void>
free(0x0832cf98 <unfinished ...>