$ perl -wE'
foo("bar");
sub foo() { 1; }
'
main::foo() called too early to check prototype at -e line 2.

##</code><code>##

$ perl -wE'
sub foo() { 1; }
foo("bar");
'
Too many arguments for main::foo at -e line 3, near ""bar")"
Execution of -e aborted due to compilation errors.