-- main::(gcd.pl:18)
die sprintf "Need two integer arguments, got %d", scalar(@ARGV) unless 
basename is on.
Line 18, file gcd.pl
OP address: 0x12345678.
Line 19, file gcd.pl
Line not showing as associated with code

Expecting a line number or function; got a
Function main::gcd in file gcd.pl lines 8..16
trepan.pl: That's all, folks...