| # Catch common programming error: | |
| # A non-Condition reference passed to new. | |
| use Automake::Condition; | |
| use Automake::DisjConditions; | |
| my $cond = new Automake::Condition ('TRUE'); | |
| my $cond2 = new Automake::DisjConditions ($cond); | |
| new Automake::DisjConditions ($cond2); |