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
use warnings;
$x = 1;
if ($x) {
print $y;
}
EXPECT
Name "main::y" used only once: possible typo at - line 5.
Use of uninitialized value in print at - line 5.
########
# util.c
use warnings;
$x = 1;
if ($x) {
$x++;
print $y;
}
EXPECT
Name "main::y" used only once: possible typo at - line 6.
Use of uninitialized value in print at - line 6.
########
# util.c
use warnings;
$x = 0;
if ($x) {
print "1\n";
} elsif (!$x) {
print $y;
} else {
print "0\n";
}
EXPECT
Name "main::y" used only once: possible typo at - line 7.
Use of uninitialized value in print at - line 7.
########
# util.c
use warnings;
$x = 0;
if ($x) {
print "1\n";
} elsif (!$x) {
$x++;
print $y;
} else {
print "0\n";
}
EXPECT
Name "main::y" used only once: possible typo at - line 8.
Use of uninitialized value in print at - line 8.