struct T; mod t1 { type Foo = ::T; mod Foo {} //~ ERROR the name `Foo` is defined multiple times } mod t2 { type Foo = ::T; struct Foo; //~ ERROR the name `Foo` is defined multiple times } mod t3 { type Foo = ::T; enum Foo {} //~ ERROR the name `Foo` is defined multiple times } mod t4 { type Foo = ::T; fn Foo() {} // ok } mod t5 { type Bar = T; mod Bar {} //~ ERROR the name `Bar` is defined multiple times } mod t6 { type Foo = ::T; impl Foo {} // ok } fn main() {}