my %METAS;
-if(Mouse::Util::_MOUSE_XS){
+# XXX: work around a warning "useless use of a constant in void context" in 5.6.2
+if(&Mouse::Util::_MOUSE_XS()){
# register meta storage for performance
Mouse::Util::__register_metaclass_storage(\%METAS, 0);
=head1 VERSION
-This document describes Mouse version 0.40_06
+This document describes Mouse version 0.40_07
=head1 SEE ALSO