1 files changed, 112 insertions, 0 deletions
diff --git a/contrib/perl5/t/pragma/warn/4lint b/contrib/perl5/t/pragma/warn/4lint
new file mode 100644
index 000000000000..db54f31c7b4c
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/4lint
@@ -0,0 +1,112 @@
+Check lint
+
+__END__
+-W
+# lint: check compile time $^W is zapped
+BEGIN { $^W = 0 ;}
+$a = $b = 1 ;
+$a = 1 if $a EQ $b ;
+close STDIN ; print STDIN "abc" ;
+EXPECT
+Use of EQ is deprecated at - line 5.
+print() on closed filehandle main::STDIN at - line 6.
+########
+-W
+# lint: check runtime $^W is zapped
+$^W = 0 ;
+close STDIN ; print STDIN "abc" ;
+EXPECT
+print() on closed filehandle main::STDIN at - line 4.
+########
+-W
+# lint: check runtime $^W is zapped
+{
+  $^W = 0 ;
+  close STDIN ; print STDIN "abc" ;
+}
+EXPECT
+print() on closed filehandle main::STDIN at - line 5.
+########
+-W
+# lint: check "no warnings" is zapped
+no warnings ;
+$a = $b = 1 ;
+$a = 1 if $a EQ $b ;
+close STDIN ; print STDIN "abc" ;
+EXPECT
+Use of EQ is deprecated at - line 5.
+print() on closed filehandle main::STDIN at - line 6.
+########
+-W
+# lint: check "no warnings" is zapped
+{
+  no warnings ;
+  close STDIN ; print STDIN "abc" ;
+}
+EXPECT
+print() on closed filehandle main::STDIN at - line 5.
+########
+-Ww
+# lint: check combination of -w and -W
+{
+  $^W = 0 ;
+  close STDIN ; print STDIN "abc" ;
+}
+EXPECT
+print() on closed filehandle main::STDIN at - line 5.
+########
+-W
+--FILE-- abc.pm
+no warnings 'deprecated' ;
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE-- 
+no warnings 'uninitialized' ;
+use abc;
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at abc.pm line 3.
+Use of uninitialized value in scalar chop at - line 3.
+########
+-W
+--FILE-- abc
+no warnings 'deprecated' ;
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE-- 
+no warnings 'uninitialized' ;
+require "./abc";
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at ./abc line 3.
+Use of uninitialized value in scalar chop at - line 3.
+########
+-W
+--FILE-- abc.pm
+BEGIN {$^W = 0}
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE-- 
+$^W = 0 ;
+use abc;
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at abc.pm line 3.
+Use of uninitialized value in scalar chop at - line 3.
+########
+-W
+--FILE-- abc
+BEGIN {$^W = 0}
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE-- 
+$^W = 0 ;
+require "./abc";
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at ./abc line 3.
+Use of uninitialized value in scalar chop at - line 3.