| line | true | false | branch | 
 
| 53 | 0 | 0 | if (UNIVERSAL::isa($thing, 'GLOB')) | 
 
| 87 | 0 | 0 | if not ref $$handle_r and length $$handle_r | 
 
| 88 | 0 | 0 | unless $mode | 
 
| 91 | 0 | 0 | unless (defined $expr) | 
 
| 92 | 0 | 0 | if ($mode eq '|-' or $mode eq '-|') | 
 
| 96 | 0 | 0 | unless (defined $open) | 
 
| 138 | 0 | 0 | if (@post_handle_args < 3) { } | 
 
| 147 | 0 | 0 | unless ($ret) | 
 
| 159 | 0 | 0 | unless (defined $filename) | 
 
| 180 | 0 | 0 | if (__is_a_fh($$args_ar[0])) { } | 
 
| 181 | 0 | 0 | @$args_ar ? : | 
 
| 184 | 0 | 0 | @$args_ar ? : | 
 
| 187 | 0 | 0 | if ($^E) | 
 
| 191 | 0 | 0 | if (@$args_ar) { } | 
 
| 213 | 0 | 0 | if (@length_offset > 1) { } | 
 
|  | 0 | 0 | elsif (@length_offset) { } | 
 
| 223 | 0 | 0 | unless (defined $ret) | 
 
| 226 | 0 | 0 | if ($offset) | 
 
| 227 | 0 | 0 | if ($offset > 0) { } | 
 
| 235 | 0 | 0 | if (defined $length and $length < $real_length) | 
 
| 262 | 0 | 0 | if (@length_offset > 1) { } | 
 
| 269 | 0 | 0 | unless (defined $ret) | 
 
| 288 | 0 | 0 | if (@length_offset > 1) { } | 
 
| 295 | 0 | 0 | unless (defined $ret) | 
 
| 378 | 0 | 0 | wantarray ? : | 
 
| 380 | 0 | 0 | if ($^E) | 
 
| 381 | 0 | 0 | if (__is_a_fh($path_or_fh)) | 
 
| 388 | 0 | 0 | wantarray ? : | 
 
| 397 | 0 | 0 | wantarray ? : | 
 
| 399 | 0 | 0 | if ($^E) | 
 
| 400 | 0 | 0 | if (__is_a_fh($path_or_fh)) | 
 
| 407 | 0 | 0 | wantarray ? : | 
 
| 418 | 0 | 0 | unless (defined $fileno) | 
 
| 445 | 0 | 0 | if @too_many_args | 
 
| 471 | 0 | 0 | if @too_many_args | 
 
| 504 | 0 | 0 | @_ ? : | 
 
| 532 | 0 | 0 | if @paths > 1 | 
 
| 534 | 0 | 0 | unless (@paths) | 
 
| 550 | 0 | 0 | if (@args > 1) { } | 
 
| 554 | 0 | 0 | unless (@args) | 
 
| 561 | 0 | 0 | unless ($ret) | 
 
| 573 | 0 | 0 | if @args > 1 | 
 
| 575 | 0 | 0 | unless (@args) | 
 
| 590 | 0 | 0 | unless defined $pid | 
 
| 598 | 0 | 0 | if @list > 1 | 
 
| 602 | 0 | 0 | if ($!) | 
 
| 612 | 0 | 0 | unless (CORE::exec do {
	$progname
} $progname, @_) | 
 
| 631 | 0 | 0 | unless (defined $layer) |