rust/src/test/compile-fail/vec-add.rs

// xfail-test

// FIXME (Issue #2711): + should allow immutable or mutable vectors on
// the right hand side in all cases. We are getting compiler errors
// about this now, so I'm xfailing the test for now. -eholk

fn add(i: [int]/~, m: [mut int]/~, c: [const int]/~) {

    // Check that:
    //  (1) vectors of any two mutabilities can be added
    //  (2) result has mutability of lhs

   add(i + [3]/~,
       m + [3]/~,
       [3]/~);

   add(i + [mut 3]/~,
       m + [mut 3]/~,
       [mut 3]/~);

   add(i + i,
       m + i,
       i);

   add(i + m,
       m + m,
       m);

   add(i + c,
       m + c,
       c);

   add(m + [3]/~, //! ERROR mismatched types
       m + [3]/~,
       m + [3]/~);

   add(i + [3]/~,
       i + [3]/~, //! ERROR mismatched types
       i + [3]/~);

   add(c + [3]/~, //! ERROR mismatched types
                //!^ ERROR binary operation + cannot be applied
       c + [3]/~, //! ERROR binary operation + cannot be applied
                //!^ mismatched types
       [3]/~);

   add(m + [mut 3]/~, //! ERROR mismatched types
       m + [mut 3]/~,
       m + [mut 3]/~);

   add(i + [mut 3]/~,
       i + [mut 3]/~, //! ERROR mismatched types
       i + [mut 3]/~);

   add(c + [mut 3]/~, //! ERROR binary operation + cannot be applied
                    //!^ mismatched types
       c + [mut 3]/~, //! ERROR binary operation + cannot be applied
                    //!^ mismatched types
       [mut 3]/~);

   add(m + i, //! ERROR mismatched types
       m + i,
       m + i);

   add(i + i,
       i + i, //! ERROR mismatched types
       i + i);

   add(c + i, //! ERROR binary operation + cannot be applied
              //!^ ERROR mismatched types
       c + i, //! ERROR binary operation + cannot be applied
              //!^ ERROR mismatched types
       i);

   add(m + m, //! ERROR mismatched types
       m + m,
       m + m);

   add(i + m,
       i + m, //! ERROR mismatched types
       i + m);

   add(c + m, //! ERROR binary operation + cannot be applied
              //!^ ERROR mismatched types
       c + m, //! ERROR binary operation + cannot be applied
              //!^ ERROR mismatched types
       m);

   add(m + c, //! ERROR mismatched types
       m + c,
       m + c);

   add(i + c,
       i + c, //! ERROR mismatched types
       i + c);

   add(c + c, //! ERROR binary operation + cannot be applied
              //!^ ERROR mismatched types
       c + c, //! ERROR binary operation + cannot be applied
              //!^ ERROR mismatched types
       c);
}

fn main() {
}