D:\Perl\test>perl58 -de1

Loading DB routines from perl5db.pl version 1.19
Editor support available.

Enter h or `h h' for help, or `perldoc perldebug' for more help.

main::(-e:1):   1
  DB<1> use threads

  DB<2> $t=threads->new( sub{ $\ = "\nCRLF\n"; print 'test'; print 'bye'; return; } )

  DB<3> test
CRLF
bye
CRLF


  DB<3> print 'Hello'

  DB<4> Hello

  DB<4> $t->join
Scalars leaked: 1

  DB<5> q

D:\Perl\test>