gv

来自「UNIX下perl实现代码」· 代码 · 共 55 行

  gv.c AOK

     Can't locate package %s for @%s::ISA
	@ISA = qw(Fred); joe()

     Use of inherited AUTOLOAD for non-method %s::%.*s() is deprecated
	sub Other::AUTOLOAD { 1 } sub Other::fred {}
	@ISA = qw(Other) ;
	fred() ;

     Use of $# is deprecated
     Use of $* is deprecated

	$a = ${"#"} ;
 	$a = ${"*"} ;

  Mandatory Warnings ALL TODO
  ------------------

    Had to create %s unexpectedly		[gv_fetchpv]
    Attempt to free unreferenced glob pointers	[gp_free]
    
__END__
# gv.c
use warnings 'misc' ;
@ISA = qw(Fred); joe()
EXPECT
Can't locate package Fred for @main::ISA at - line 3.
Undefined subroutine &main::joe called at - line 3.
########
# gv.c
no warnings 'misc' ;
@ISA = qw(Fred); joe()
EXPECT
Undefined subroutine &main::joe called at - line 3.
########
# gv.c
sub Other::AUTOLOAD { 1 } sub Other::fred {}
@ISA = qw(Other) ;
use warnings 'deprecated' ;
fred() ;
EXPECT
Use of inherited AUTOLOAD for non-method main::fred() is deprecated at - line 5.
########
# gv.c
use warnings 'deprecated' ;
$a = ${"#"};
$a = ${"*"};
no warnings 'deprecated' ;
$a = ${"#"};
$a = ${"*"};
EXPECT
Use of $# is deprecated at - line 3.
Use of $* is deprecated at - line 4.