use warnings;
use strict;
-plan tests => 66;
+plan tests => 78;
our $TODO;
my $deprecated = 0;
$r = runperl(prog => 'use Op_goto01; print qq[DONE\n]');
is($r, "OK\nDONE\n", "goto within use-d file");
-unlink "Op_goto01.pm";
+unlink_all "Op_goto01.pm";
# test for [perl #24108]
$ok = 1;
my $x = shift;
$_[0] ? +1 + recurse1($_[0] - 1) : 0
}
+my $w = 0;
+$SIG{__WARN__} = sub { ++$w };
is(recurse1(500), 500, 'recursive goto &foo');
+is $w, 0, 'no recursion warnings for "no warnings; goto &sub"';
+delete $SIG{__WARN__};
# [perl #32039] Chained goto &sub drops data too early.
}
is($deprecated, 0);
+
+#74290
+{
+ my $x;
+ my $y;
+ F1:++$x and eval 'return if ++$y == 10; goto F1;';
+ is($x, 10,
+ 'labels outside evals can be distinguished from the start of the eval');
+}
+
+goto wham_eth;
+die "You can't get here";
+
+wham_eth: 1 if 0;
+ouch_eth: pass('labels persist even if their statement is optimised away');
+
+$foo = "(0)";
+if($foo eq $foo) {
+ goto bungo;
+}
+$foo .= "(9)";
+bungo:
+format CHOLET =
+wellington
+.
+$foo .= "(1)";
+SKIP: {
+ skip_if_miniperl("no dynamic loading on miniperl, so can't load PerlIO::scalar", 1);
+ my $cholet;
+ open(CHOLET, ">", \$cholet);
+ write CHOLET;
+ close CHOLET;
+ $foo .= "(".$cholet.")";
+ is($foo, "(0)(1)(wellington\n)", "label before format decl");
+}
+
+$foo = "(A)";
+if($foo eq $foo) {
+ goto orinoco;
+}
+$foo .= "(X)";
+orinoco:
+sub alderney { return "tobermory"; }
+$foo .= "(B)";
+$foo .= "(".alderney().")";
+is($foo, "(A)(B)(tobermory)", "label before sub decl");
+
+$foo = "[0:".__PACKAGE__."]";
+if($foo eq $foo) {
+ goto bulgaria;
+}
+$foo .= "[9]";
+bulgaria:
+package Tomsk;
+$foo .= "[1:".__PACKAGE__."]";
+$foo .= "[2:".__PACKAGE__."]";
+package main;
+$foo .= "[3:".__PACKAGE__."]";
+is($foo, "[0:main][1:Tomsk][2:Tomsk][3:main]", "label before package decl");
+
+$foo = "[A:".__PACKAGE__."]";
+if($foo eq $foo) {
+ goto adelaide;
+}
+$foo .= "[Z]";
+adelaide:
+package Cairngorm {
+ $foo .= "[B:".__PACKAGE__."]";
+}
+$foo .= "[C:".__PACKAGE__."]";
+is($foo, "[A:main][B:Cairngorm][C:main]", "label before package block");
+
+our $obidos;
+$foo = "{0}";
+if($foo eq $foo) {
+ goto shansi;
+}
+$foo .= "{9}";
+shansi:
+BEGIN { $obidos = "x"; }
+$foo .= "{1$obidos}";
+is($foo, "{0}{1x}", "label before BEGIN block");
+
+$foo = "{A:".(1.5+1.5)."}";
+if($foo eq $foo) {
+ goto stepney;
+}
+$foo .= "{Z}";
+stepney:
+use integer;
+$foo .= "{B:".(1.5+1.5)."}";
+is($foo, "{A:3}{B:2}", "label before use decl");
+
+$foo = "<0>";
+if($foo eq $foo) {
+ goto tom;
+}
+$foo .= "<9>";
+tom: dick: harry:
+$foo .= "<1>";
+$foo .= "<2>";
+is($foo, "<0><1><2>", "first of three stacked labels");
+
+$foo = "<A>";
+if($foo eq $foo) {
+ goto beta;
+}
+$foo .= "<Z>";
+alpha: beta: gamma:
+$foo .= "<B>";
+$foo .= "<C>";
+is($foo, "<A><B><C>", "second of three stacked labels");
+
+$foo = ",0.";
+if($foo eq $foo) {
+ goto gimel;
+}
+$foo .= ",9.";
+alef: bet: gimel:
+$foo .= ",1.";
+$foo .= ",2.";
+is($foo, ",0.,1.,2.", "third of three stacked labels");