--- /dev/null
+#!perl
+use strict;
+use warnings FATAL => 'all';
+use Test::More tests => 4;
+
+use Dir::Self;
+use lib __DIR__ . "/lib";
+
+eval "use InvalidCase01;";
+ok($@, "Got an error");
+like($@,
+ qr/^Global symbol "\$op" requires explicit package name at .*?\bInvalidCase01.pm line 8\b/,
+ "Sane error message for syntax error");
+
+{
+ my $warnings = "";
+ local $SIG{__WARN__} = sub { $warnings .= $_[0] };
+
+ eval "use Redefined;";
+ is($@, '', "No error");
+ like($warnings, qr/^Subroutine meth1 redefined at .*?\bRedefined.pm line 9\b/,
+ "Redefined method warning");
+}