error: expected one of `,`, `:`, or `>`, found `=`
  --> $DIR/missing-closing-angle-bracket-eq-constraint.rs:7:23
   |
LL |   let v : Vec<(u32,_) = vec![];
   |       -             - ^ expected one of `,`, `:`, or `>`
   |       |             |
   |       |             maybe try to close unmatched angle bracket
   |       while parsing the type for `v`

error: expected one of `!`, `(`, `+`, `,`, `::`, `<`, or `>`, found `{`
  --> $DIR/missing-closing-angle-bracket-eq-constraint.rs:13:32
   |
LL |   let foo : Foo::<T1, T2 = Foo {_a : arg1, _b : arg2};
   |       ---                      ^ expected one of 7 possible tokens
   |       |
   |       while parsing the type for `foo`

error: expected one of `,`, `:`, or `>`, found `=`
  --> $DIR/missing-closing-angle-bracket-eq-constraint.rs:18:18
   |
LL |   let v : Vec<'a = vec![];
   |       -       -- ^ expected one of `,`, `:`, or `>`
   |       |       |
   |       |       maybe try to close unmatched angle bracket
   |       while parsing the type for `v`

error[E0282]: type annotations needed for `Vec<T>`
  --> $DIR/missing-closing-angle-bracket-eq-constraint.rs:7:25
   |
LL |   let v : Vec<(u32,_) = vec![];
   |       -                 ^^^^^^ cannot infer type for type parameter `T`
   |       |
   |       consider giving `v` the explicit type `Vec<T>`, where the type parameter `T` is specified
   |
   = note: this error originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0282]: type annotations needed for `Vec<T>`
  --> $DIR/missing-closing-angle-bracket-eq-constraint.rs:18:20
   |
LL |   let v : Vec<'a = vec![];
   |       -            ^^^^^^ cannot infer type for type parameter `T`
   |       |
   |       consider giving `v` the explicit type `Vec<T>`, where the type parameter `T` is specified
   |
   = note: this error originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info)

error: aborting due to 5 previous errors

For more information about this error, try `rustc --explain E0282`.