1# RUN: echo 'foo' > %t.foo0 2# RUN: echo 'foo' > %t.foo1 3# RUN: echo 'bar' > %t.bar 4 5# diff fails. 6# RUN: not diff %t.foo0 %t.bar 7# RUN: not not not diff %t.foo0 %t.bar 8# RUN: not not not not not diff %t.foo0 %t.bar 9 10# diff succeeds. 11# RUN: diff %t.foo0 %t.foo1 12# RUN: not not diff %t.foo0 %t.foo1 13# RUN: not not not not diff %t.foo0 %t.foo1 14 15# diff succeeds but we expect failure. 16# RUN: not diff %t.foo0 %t.foo1 17