46 lines
734 B
Rust
46 lines
734 B
Rust
// Test that adding an impl to a trait `Foo` does not affect functions
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// that only use `Bar`, so long as they do not have methods in common.
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// incremental
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// compile-flags: -Z query-dep-graph
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#![feature(rustc_attrs)]
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#![allow(warnings)]
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fn main() { }
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pub trait Foo: Sized {
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fn foo(self) { }
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}
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pub trait Bar: Sized {
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fn bar(self) { }
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}
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mod x {
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use {Foo, Bar};
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#[rustc_if_this_changed]
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impl Foo for char { }
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impl Bar for char { }
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}
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mod y {
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use {Foo, Bar};
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#[rustc_then_this_would_need(typeck)] //~ ERROR OK
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pub fn call_bar() {
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char::bar('a');
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}
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}
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mod z {
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use y;
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#[rustc_then_this_would_need(typeck)] //~ ERROR no path
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pub fn z() {
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y::call_bar();
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}
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}
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