Check FATAL functionality

__END__

# Check compile time warning

use warnings FATAL => 'syntax' ;

{

no warnings ;

$a =+ 1 ;

}

$a =+ 1 ;

print STDERR "The End.\n" ;

EXPECT

Reversed += operator at - line 8.

########

# Check compile time warning

use warnings FATAL => 'all' ;

{

no warnings ;

my $a =+ 1 ;

}

my $a =+ 1 ;

print STDERR "The End.\n" ;

EXPECT

Reversed += operator at - line 8.

########

# Check runtime scope of pragma

use warnings FATAL => 'uninitialized' ;

{

no warnings ;

my $b ; chop $b ;

}

my $b ; chop $b ;

print STDERR "The End.\n" ;

EXPECT

Use of uninitialized value in scalar chop at - line 8.

########

# Check runtime scope of pragma

use warnings FATAL => 'all' ;

{

no warnings ;

my $b ; chop $b ;

}

my $b ; chop $b ;

print STDERR "The End.\n" ;

EXPECT

Use of uninitialized value in scalar chop at - line 8.

########

# Check runtime scope of pragma

no warnings ;

{

use warnings FATAL => 'uninitialized' ;

$a = sub { my $b ; chop $b ; }

}

&$a ;

print STDERR "The End.\n" ;

EXPECT

Use of uninitialized value in scalar chop at - line 6.

########

# Check runtime scope of pragma

no warnings ;

{

use warnings FATAL => 'all' ;

$a = sub { my $b ; chop $b ; }

}

&$a ;

print STDERR "The End.\n" ;

EXPECT

Use of uninitialized value in scalar chop at - line 6.

########

--FILE-- abc

$a =+ 1 ;

1;

--FILE--

use warnings FATAL => 'syntax' ;

require "./abc";

EXPECT

########

--FILE-- abc

use warnings FATAL => 'syntax' ;

1;

--FILE--

require "./abc";

$a =+ 1 ;

EXPECT

########

--FILE-- abc

use warnings 'syntax' ;

$a =+ 1 ;

1;

--FILE--

use warnings FATAL => 'uninitialized' ;

require "./abc";

my $a ; chop $a ;

print STDERR "The End.\n" ;

EXPECT

Reversed += operator at ./abc line 2.

Use of uninitialized value in scalar chop at - line 3.

########

--FILE-- abc.pm

use warnings 'syntax' ;

$a =+ 1 ;

1;

--FILE--

use warnings FATAL => 'uninitialized' ;

use abc;

my $a ; chop $a ;

print STDERR "The End.\n" ;

EXPECT

Reversed += operator at abc.pm line 2.

Use of uninitialized value in scalar chop at - line 3.

########

# Check scope of pragma with eval

no warnings ;

eval {

use warnings FATAL => 'uninitialized' ;

my $b ; chop $b ;

}; print STDERR "-- $@" ;

my $b ; chop $b ;

print STDERR "The End.\n" ;

EXPECT

-- Use of uninitialized value in scalar chop at - line 6.

The End.

########

# Check scope of pragma with eval

use warnings FATAL => 'uninitialized' ;

eval {

my $b ; chop $b ;

}; print STDERR "-- $@" ;

my $b ; chop $b ;

print STDERR "The End.\n" ;

EXPECT

-- Use of uninitialized value in scalar chop at - line 5.

Use of uninitialized value in scalar chop at - line 7.

########

# Check scope of pragma with eval

use warnings FATAL => 'uninitialized' ;

eval {

no warnings ;

my $b ; chop $b ;

}; print STDERR $@ ;

my $b ; chop $b ;

print STDERR "The End.\n" ;

EXPECT

Use of uninitialized value in scalar chop at - line 8.

########

# Check scope of pragma with eval

no warnings ;

eval {

use warnings FATAL => 'syntax' ;

$a =+ 1 ;

}; print STDERR "-- $@" ;

$a =+ 1 ;

print STDERR "The End.\n" ;

EXPECT

Reversed += operator at - line 6.

########

# Check scope of pragma with eval

use warnings FATAL => 'syntax' ;

eval {

$a =+ 1 ;

}; print STDERR "-- $@" ;

$a =+ 1 ;

print STDERR "The End.\n" ;

EXPECT

Reversed += operator at - line 5.

########

# Check scope of pragma with eval

use warnings FATAL => 'syntax' ;

eval {

no warnings ;

$a =+ 1 ;

}; print STDERR $@ ;

$a =+ 1 ;

print STDERR "The End.\n" ;

EXPECT

Reversed += operator at - line 8.

########

# Check scope of pragma with eval

no warnings ;

eval {

use warnings FATAL => 'syntax' ;

}; print STDERR $@ ;

$a =+ 1 ;

print STDERR "The End.\n" ;

EXPECT

The End.

########

# Check scope of pragma with eval

no warnings ;

eval q[

use warnings FATAL => 'uninitialized' ;

my $b ; chop $b ;

]; print STDERR "-- $@";

my $b ; chop $b ;

print STDERR "The End.\n" ;

EXPECT

-- Use of uninitialized value in scalar chop at (eval 1) line 3.

The End.

########

# Check scope of pragma with eval

use warnings FATAL => 'uninitialized' ;

eval '

my $b ; chop $b ;

'; print STDERR "-- $@" ;

my $b ; chop $b ;

print STDERR "The End.\n" ;

EXPECT

-- Use of uninitialized value in scalar chop at (eval 1) line 2.

Use of uninitialized value in scalar chop at - line 7.

########

# Check scope of pragma with eval

use warnings FATAL => 'uninitialized' ;

eval '

no warnings ;

my $b ; chop $b ;

'; print STDERR $@ ;

my $b ; chop $b ;

print STDERR "The End.\n" ;

EXPECT

Use of uninitialized value in scalar chop at - line 8.

########

# Check scope of pragma with eval

no warnings ;

eval q[

use warnings FATAL => 'syntax' ;

$a =+ 1 ;

]; print STDERR "-- $@";

$a =+ 1 ;

print STDERR "The End.\n" ;

EXPECT

-- Reversed += operator at (eval 1) line 3.

The End.

########

# Check scope of pragma with eval

use warnings FATAL => 'syntax' ;

eval '

$a =+ 1 ;

'; print STDERR "-- $@";

print STDERR "The End.\n" ;

EXPECT

-- Reversed += operator at (eval 1) line 2.

The End.

########

# Check scope of pragma with eval

use warnings FATAL => 'syntax' ;

eval '

no warnings ;

$a =+ 1 ;

'; print STDERR "-- $@";

$a =+ 1 ;

print STDERR "The End.\n" ;

EXPECT

Reversed += operator at - line 8.

########

use warnings 'void' ;

time ;

{

use warnings FATAL => qw(void) ;

length "abc" ;

}

join "", 1,2,3 ;

print "done\n" ;

EXPECT

Useless use of time in void context at - line 4.

Useless use of length in void context at - line 8.

########

use warnings ;

time ;

{

use warnings FATAL => qw(void) ;

length "abc" ;

}

join "", 1,2,3 ;

print "done\n" ;

EXPECT

Useless use of time in void context at - line 4.

Useless use of length in void context at - line 8.

########

use warnings FATAL => 'all';

{

no warnings;

my $b ; chop $b;

{

use warnings ;

my $b ; chop $b;

}

}

my $b ; chop $b;

print STDERR "The End.\n" ;

EXPECT

Use of uninitialized value in scalar chop at - line 8.

Use of uninitialized value in scalar chop at - line 11.

########

use warnings FATAL => 'all';

{

no warnings FATAL => 'all';

my $b ; chop $b;

{

use warnings ;

my $b ; chop $b;

}

}

my $b ; chop $b;

print STDERR "The End.\n" ;

EXPECT

Use of uninitialized value in scalar chop at - line 8.

Use of uninitialized value in scalar chop at - line 11.

########

use warnings FATAL => 'all';

{

no warnings 'syntax';

{

use warnings ;

my $b ; chop $b;

}

}

my $b ; chop $b;

print STDERR "The End.\n" ;

EXPECT

Use of uninitialized value in scalar chop at - line 7.

########

use warnings FATAL => 'syntax', NONFATAL => 'void' ;

length "abc";

print STDERR "The End.\n" ;

EXPECT

Useless use of length in void context at - line 4.

The End.

########

use warnings FATAL => 'all', NONFATAL => 'void' ;

length "abc";

print STDERR "The End.\n" ;

EXPECT

Useless use of length in void context at - line 4.

The End.

########

use warnings FATAL => 'all', NONFATAL => 'void' ;

my $a ; chomp $a;

length "abc";

print STDERR "The End.\n" ;

EXPECT

Useless use of length in void context at - line 5.

Use of uninitialized value in scalar chomp at - line 4.

########

use warnings FATAL => 'void', NONFATAL => 'void' ;

length "abc";

print STDERR "The End.\n" ;

EXPECT

Useless use of length in void context at - line 4.

The End.

########

use warnings NONFATAL => 'void', FATAL => 'void' ;

length "abc";

print STDERR "The End.\n" ;

EXPECT

Useless use of length in void context at - line 4.

########

use warnings FATAL => 'all', NONFATAL => 'io';

no warnings 'once';

open(F, "<true\ncd");

close "fred" ;

print STDERR "The End.\n" ;

EXPECT

Unsuccessful open on filename containing newline at - line 5.

close() on unopened filehandle fred at - line 6.

The End.

########

use warnings FATAL => 'all', NONFATAL => 'io', FATAL => 'unopened' ;

no warnings 'once';

open(F, "<true\ncd");

close "fred" ;

print STDERR "The End.\n" ;

EXPECT

Unsuccessful open on filename containing newline at - line 5.

close() on unopened filehandle fred at - line 6.