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util.c AOK
Illegal octal digit ignored
my $a = oct "029" ;
Illegal hex digit ignored
my $a = hex "0xv9" ;
Illegal binary digit ignored
my $a = oct "0b9" ;
Integer overflow in binary number
my $a = oct "0b111111111111111111111111111111111111111111" ;
Binary number > 0b11111111111111111111111111111111 non-portable
$a = oct "0b111111111111111111111111111111111" ;
Integer overflow in octal number
my $a = oct "077777777777777777777777777777" ;
Octal number > 037777777777 non-portable
$a = oct "0047777777777" ;
Integer overflow in hexadecimal number
my $a = hex "0xffffffffffffffffffff" ;
Hexadecimal number > 0xffffffff non-portable
$a = hex "0x1ffffffff" ;
__END__
# util.c
use warnings 'digit' ;
my $a = oct "029" ;
no warnings 'digit' ;
$a = oct "029" ;
EXPECT
Illegal octal digit '9' ignored at - line 3.
########
# util.c
use warnings 'digit' ;
my $a = hex "0xv9" ;
no warnings 'digit' ;
$a = hex "0xv9" ;
EXPECT
Illegal hexadecimal digit 'v' ignored at - line 3.
########
# util.c
use warnings 'digit' ;
my $a = oct "0b9" ;
no warnings 'digit' ;
$a = oct "0b9" ;
EXPECT
Illegal binary digit '9' ignored at - line 3.
########
# util.c
use warnings 'overflow' ;
my $a = oct "0b11111111111111111111111111111111111111111111111111111111111111111";
no warnings 'overflow' ;
$a = oct "0b11111111111111111111111111111111111111111111111111111111111111111";
EXPECT
Integer overflow in binary number at - line 3.
########
# util.c
use warnings 'overflow' ;
my $a = hex "0xffffffffffffffffffff" ;
no warnings 'overflow' ;
$a = hex "0xffffffffffffffffffff" ;
EXPECT
Integer overflow in hexadecimal number at - line 3.
########
# util.c
use warnings 'overflow' ;
my $a = oct "077777777777777777777777777777" ;
no warnings 'overflow' ;
$a = oct "077777777777777777777777777777" ;
EXPECT
Integer overflow in octal number at - line 3.
########
# util.c
use warnings 'portable' ;
my $a = oct "0b011111111111111111111111111111110" ;
$a = oct "0b011111111111111111111111111111111" ;
$a = oct "0b111111111111111111111111111111111" ;
no warnings 'portable' ;
$a = oct "0b011111111111111111111111111111110" ;
$a = oct "0b011111111111111111111111111111111" ;
$a = oct "0b111111111111111111111111111111111" ;
EXPECT
Binary number > 0b11111111111111111111111111111111 non-portable at - line 5.
########
# util.c
use warnings 'portable' ;
my $a = hex "0x0fffffffe" ;
$a = hex "0x0ffffffff" ;
$a = hex "0x1ffffffff" ;
no warnings 'portable' ;
$a = hex "0x0fffffffe" ;
$a = hex "0x0ffffffff" ;
$a = hex "0x1ffffffff" ;
EXPECT
Hexadecimal number > 0xffffffff non-portable at - line 5.
########
# util.c
use warnings 'portable' ;
my $a = oct "0037777777776" ;
$a = oct "0037777777777" ;
$a = oct "0047777777777" ;
no warnings 'portable' ;
$a = oct "0037777777776" ;
$a = oct "0037777777777" ;
$a = oct "0047777777777" ;
EXPECT
Octal number > 037777777777 non-portable at - line 5.
########
# util.c
# NAME 132683: Use of uninitialized value" in warn() with constant folding and overloaded numbers
use strict;
use warnings;
package Foo;
use overload log => sub {
warn "here\n"; # Use of uninitialized value in warn
CORE::log($_[0]->{value});
};
sub import {
overload::constant
integer => sub { __PACKAGE__->new($_[0]) };
}
sub new {
my ($class, $value) = @_;
bless {value => $value}, $class;
}
package main;
BEGIN { Foo->import }
my $x = log(2);
EXPECT
here
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