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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" ;
Mandatory Warnings
------------------
Integer overflow in binary number
Integer overflow in octal number
Integer overflow in hex number
__END__
# util.c
use warning 'octal' ;
my $a = oct "029" ;
no warning 'octal' ;
my $a = oct "029" ;
EXPECT
Illegal octal digit '9' ignored at - line 3.
########
# util.c
use warning 'unsafe' ;
*a = hex "0xv9" ;
no warning 'unsafe' ;
*a = hex "0xv9" ;
EXPECT
Illegal hexadecimal digit 'v' ignored at - line 3.
########
# util.c
use warning 'unsafe' ;
*a = oct "0b9" ;
no warning 'unsafe' ;
*a = oct "0b9" ;
EXPECT
Illegal binary digit '9' ignored at - line 3.
########
# util.c
BEGIN { require Config ; import Config }
$^W =1 ;
sub make_bin { "1" x $_[0] }
my $s = $Config{longsize};
eval { pack "q", 0 }; eval { $s = length pack "q", 0 } unless $@;
$n = make_bin(8 * $s ) ;
$o = make_bin(8 * $s + 1) ;
{
use warning 'unsafe' ;
my $a = oct "0b$n" ;
my $b = oct "0b$o" ;
no warning 'unsafe' ;
$b = oct "0b$o" ;
}
my $b = oct "0b$o" ;
EXPECT
Integer overflow in binary number at - line 12.
Integer overflow in binary number at - line 16.
########
# util.c
BEGIN { require Config ; import Config }
$^W =1 ;
sub make_oct { ("","1","3")[$_[0]%3] . "7" x int($_[0]/3) }
my $s = $Config{longsize};
eval { pack "q", 0 }; eval { $s = length pack "q", 0 } unless $@;
$n = make_oct(8 * $s );
$o = make_oct(8 * $s + 1);
{
use warning 'unsafe' ;
my $a = oct "$n" ;
my $b = oct "$o" ;
no warning 'unsafe' ;
$b = oct "$o" ;
}
my $b = oct "$o" ;
EXPECT
Integer overflow in octal number at - line 12.
Integer overflow in octal number at - line 16.
########
# util.c
BEGIN { require Config ; import Config }
$^W =1 ;
sub make_hex { ("","1","3","7")[$_[0]%4] . "f" x int($_[0]/4) }
my $s = $Config{longsize};
eval { pack "q", 0 }; eval { $s = length pack "q", 0 } unless $@;
$n = make_hex(8 * $s ) ;
$o = make_hex(8 * $s + 1) ;
{
use warning 'unsafe' ;
my $a = hex "$n" ;
my $b = hex "$o" ;
no warning 'unsafe' ;
$b = hex "$o" ;
}
my $b = hex "$o" ;
EXPECT
Integer overflow in hexadecimal number at - line 12.
Integer overflow in hexadecimal number at - line 16.
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