+ my $O_grave = utf8::unicode_to_native(0xd2);
+ my $E_grave = utf8::unicode_to_native(0xc8);
+ my $pat = sprintf(
+ # It took a lot of experimentation to get the backslashes right (khw)
+ "Argument \"\\*main::(?:PW\\\\x\\{%x\\}MPF"
+ . "|SKR\\\\x\\{%x\\}\\\\x\\{%x\\}\\\\x\\{%x\\})\" "
+ . "isn't numeric in sprintf",
+ $O_grave, $E_grave, $E_grave, $E_grave);
+ $pat = qr/$pat/;
+