comments

tests/ui/README.md

@@ -412,6 +412,10 @@ These tests revolve around command-line flags which change the way error/warning
 
 Exercises `#[diagnostic::*]` namespaced attributes. See [RFC 3368 Diagnostic attribute namespace](https://github.com/rust-lang/rfcs/blob/master/text/3368-diagnostic-attribute-namespace.md).
 
+## `tests/ui/diagnostics-infra`
+
+This directory contains tests and infrastructure related to the diagnostics system, including support for translatable diagnostics
+
 ## `tests/ui/diagnostic-width/`: `--diagnostic-width`
 
 Everything to do with `--diagnostic-width`.

tests/ui/borrowck/closure-borrow-conflict-11192.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/11192
+
 struct Foo {
     x: isize
 }

tests/ui/borrowck/closure-borrow-conflict-11192.stderr

@@ -1,5 +1,5 @@
 error[E0502]: cannot borrow `*ptr` as immutable because it is also borrowed as mutable
-  --> $DIR/issue-11192.rs:20:10
+  --> $DIR/closure-borrow-conflict-11192.rs:22:10
    |
 LL |     let mut test = |foo: &Foo| {
    |                    ----------- mutable borrow occurs here

tests/ui/cfg/conditional-compilation-struct-11085.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/11085
+
 //@ run-pass
 
 #![allow(dead_code)]

tests/ui/coercion/trait-object-arrays-11205.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/11205
+
 //@ run-pass
 
 #![allow(dead_code)]

tests/ui/diagnostics-infra/primary-fluent-bundle-missing.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/106755
+
 //@ compile-flags:-Ztranslate-lang=en_US
 
 #![feature(negative_impls)]

tests/ui/diagnostics-infra/primary-fluent-bundle-missing.stderr

@@ -1,5 +1,5 @@
 error[E0751]: found both positive and negative implementation of trait `Send` for type `TestType<_>`:
-  --> $DIR/issue-106755.rs:13:1
+  --> $DIR/primary-fluent-bundle-missing.rs:15:1
    |
 LL | unsafe impl<T: MyTrait + 'static> Send for TestType<T> {}
    | ------------------------------------------------------ positive implementation here
@@ -8,7 +8,7 @@ LL | impl<T: MyTrait> !Send for TestType<T> {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ negative implementation here
 
 error[E0119]: conflicting implementations of trait `Send` for type `TestType<_>`
-  --> $DIR/issue-106755.rs:17:1
+  --> $DIR/primary-fluent-bundle-missing.rs:19:1
    |
 LL | unsafe impl<T: MyTrait + 'static> Send for TestType<T> {}
    | ------------------------------------------------------ first implementation here
@@ -17,26 +17,26 @@ LL | unsafe impl<T: 'static> Send for TestType<T> {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `TestType<_>`
 
 error[E0367]: `!Send` impl requires `T: MyTrait` but the struct it is implemented for does not
-  --> $DIR/issue-106755.rs:13:9
+  --> $DIR/primary-fluent-bundle-missing.rs:15:9
    |
 LL | impl<T: MyTrait> !Send for TestType<T> {}
    |         ^^^^^^^
    |
 note: the implementor must specify the same requirement
-  --> $DIR/issue-106755.rs:9:1
+  --> $DIR/primary-fluent-bundle-missing.rs:11:1
    |
 LL | struct TestType<T>(::std::marker::PhantomData<T>);
    | ^^^^^^^^^^^^^^^^^^
 
 error[E0366]: `!Send` impls cannot be specialized
-  --> $DIR/issue-106755.rs:19:1
+  --> $DIR/primary-fluent-bundle-missing.rs:21:1
    |
 LL | impl !Send for TestType<i32> {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: `i32` is not a generic parameter
 note: use the same sequence of generic lifetime, type and const parameters as the struct definition
-  --> $DIR/issue-106755.rs:9:1
+  --> $DIR/primary-fluent-bundle-missing.rs:11:1
    |
 LL | struct TestType<T>(::std::marker::PhantomData<T>);
    | ^^^^^^^^^^^^^^^^^^

tests/ui/drop/conditional-drop-10734.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10734
+
 //@ run-pass
 #![allow(non_upper_case_globals)]
 

tests/ui/drop/trait-object-drop-10802.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10802
+
 //@ run-pass
 #![allow(dead_code)]
 

tests/ui/extern/extern-rust-fn-type-error-10764.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10764
+
 fn f(_: extern "Rust" fn()) {}
 extern "C" fn bar() {}
 

tests/ui/extern/extern-rust-fn-type-error-10764.stderr

@@ -1,5 +1,5 @@
 error[E0308]: mismatched types
-  --> $DIR/issue-10764.rs:4:15
+  --> $DIR/extern-rust-fn-type-error-10764.rs:6:15
    |
 LL | fn main() { f(bar) }
    |             - ^^^ expected "Rust" fn, found "C" fn
@@ -9,7 +9,7 @@ LL | fn main() { f(bar) }
    = note: expected fn pointer `fn()`
                  found fn item `extern "C" fn() {bar}`
 note: function defined here
-  --> $DIR/issue-10764.rs:1:4
+  --> $DIR/extern-rust-fn-type-error-10764.rs:3:4
    |
 LL | fn f(_: extern "Rust" fn()) {}
    |    ^ ---------------------

tests/ui/extern/foreign-fn-pattern-error-10877.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10877
+
 struct Foo {
     x: isize,
 }

tests/ui/extern/foreign-fn-pattern-error-10877.stderr

@@ -1,23 +1,23 @@
 error[E0130]: patterns aren't allowed in foreign function declarations
-  --> $DIR/issue-10877.rs:5:12
+  --> $DIR/foreign-fn-pattern-error-10877.rs:7:12
    |
 LL |     fn foo(1: ());
    |            ^ pattern not allowed in foreign function
 
 error[E0130]: patterns aren't allowed in foreign function declarations
-  --> $DIR/issue-10877.rs:7:12
+  --> $DIR/foreign-fn-pattern-error-10877.rs:9:12
    |
 LL |     fn bar((): isize);
    |            ^^ pattern not allowed in foreign function
 
 error[E0130]: patterns aren't allowed in foreign function declarations
-  --> $DIR/issue-10877.rs:9:12
+  --> $DIR/foreign-fn-pattern-error-10877.rs:11:12
    |
 LL |     fn baz(Foo { x }: isize);
    |            ^^^^^^^^^ pattern not allowed in foreign function
 
 error[E0130]: patterns aren't allowed in foreign function declarations
-  --> $DIR/issue-10877.rs:11:12
+  --> $DIR/foreign-fn-pattern-error-10877.rs:13:12
    |
 LL |     fn qux((x, y): ());
    |            ^^^^^^ pattern not allowed in foreign function

tests/ui/fn/boxed-fn-pointer.rs

@@ -1,7 +0,0 @@
-//@ run-pass
-
-pub fn main() {
-    fn f() {
-    }
-    let _: Box<fn()> = Box::new(f as fn());
-}

tests/ui/imports/use-declaration-no-path-segment-prefix.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10806
+
 //@ edition: 2015
 //@ run-pass
 #![allow(unused_imports)]

tests/ui/inference/fnonce-closure-call.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10718
+
 //@ run-pass
 
 fn f<F:FnOnce()>(p: F) {

tests/ui/inference/generic-type-inference-10436.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10436
+
 //@ run-pass
 fn works<T>(x: T) -> Vec<T> { vec![x] }
 

tests/ui/lifetimes/array-pattern-matching-10396.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10396
+
 //@ check-pass
 #![allow(dead_code)]
 #[derive(Debug)]

tests/ui/lifetimes/closure-lifetime-bounds-10291.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10291
+
 fn test<'x>(x: &'x isize) {
     drop::<Box<dyn for<'z> FnMut(&'z isize) -> &'z isize>>(Box::new(|z| {
         x

tests/ui/lifetimes/closure-lifetime-bounds-10291.stderr

@@ -1,5 +1,5 @@
 error: lifetime may not live long enough
-  --> $DIR/issue-10291.rs:3:9
+  --> $DIR/closure-lifetime-bounds-10291.rs:5:9
    |
 LL | fn test<'x>(x: &'x isize) {
    |         -- lifetime `'x` defined here

tests/ui/lifetimes/container-lifetime-error-11374.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/11374
+
 use std::io::{self, Read};
 use std::vec;
 

tests/ui/lifetimes/container-lifetime-error-11374.stderr

@@ -1,5 +1,5 @@
 error[E0308]: mismatched types
-  --> $DIR/issue-11374.rs:27:15
+  --> $DIR/container-lifetime-error-11374.rs:29:15
    |
 LL |     c.read_to(v);
    |       ------- ^ expected `&mut [u8]`, found `Vec<_>`
@@ -9,7 +9,7 @@ LL |     c.read_to(v);
    = note: expected mutable reference `&mut [u8]`
                          found struct `Vec<_>`
 note: method defined here
-  --> $DIR/issue-11374.rs:13:12
+  --> $DIR/container-lifetime-error-11374.rs:15:12
    |
 LL |     pub fn read_to(&mut self, vec: &mut [u8]) {
    |            ^^^^^^^            --------------
@@ -19,7 +19,7 @@ LL |     c.read_to(&mut v);
    |               ++++
 
 error[E0515]: cannot return value referencing local variable `r`
-  --> $DIR/issue-11374.rs:20:5
+  --> $DIR/container-lifetime-error-11374.rs:22:5
    |
 LL |     Container::wrap(&mut r as &mut dyn io::Read)
    |     ^^^^^^^^^^^^^^^^------^^^^^^^^^^^^^^^^^^^^^^

tests/ui/lifetimes/enum-lifetime-container-10228.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10228
+
 //@ run-pass
 #![allow(dead_code)]
 #![allow(unused_variables)]

tests/ui/lifetimes/keyword-self-lifetime-error-10412.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10412
+
 trait Serializable<'self, T> {
     //~^ ERROR lifetimes cannot use keyword names
     fn serialize(val: &'self T) -> Vec<u8>; //~ ERROR lifetimes cannot use keyword names

tests/ui/lifetimes/keyword-self-lifetime-error-10412.stderr

@@ -1,47 +1,47 @@
 error: lifetimes cannot use keyword names
-  --> $DIR/issue-10412.rs:1:20
+  --> $DIR/keyword-self-lifetime-error-10412.rs:3:20
    |
 LL | trait Serializable<'self, T> {
    |                    ^^^^^
 
 error: lifetimes cannot use keyword names
-  --> $DIR/issue-10412.rs:3:24
+  --> $DIR/keyword-self-lifetime-error-10412.rs:5:24
    |
 LL |     fn serialize(val: &'self T) -> Vec<u8>;
    |                        ^^^^^
 
 error: lifetimes cannot use keyword names
-  --> $DIR/issue-10412.rs:4:37
+  --> $DIR/keyword-self-lifetime-error-10412.rs:6:37
    |
 LL |     fn deserialize(repr: &[u8]) -> &'self T;
    |                                     ^^^^^
 
 error: lifetimes cannot use keyword names
-  --> $DIR/issue-10412.rs:7:6
+  --> $DIR/keyword-self-lifetime-error-10412.rs:9:6
    |
 LL | impl<'self> Serializable<str> for &'self str {
    |      ^^^^^
 
 error: lifetimes cannot use keyword names
-  --> $DIR/issue-10412.rs:7:36
+  --> $DIR/keyword-self-lifetime-error-10412.rs:9:36
    |
 LL | impl<'self> Serializable<str> for &'self str {
    |                                    ^^^^^
 
 error: lifetimes cannot use keyword names
-  --> $DIR/issue-10412.rs:11:24
+  --> $DIR/keyword-self-lifetime-error-10412.rs:13:24
    |
 LL |     fn serialize(val: &'self str) -> Vec<u8> {
    |                        ^^^^^
 
 error: lifetimes cannot use keyword names
-  --> $DIR/issue-10412.rs:15:37
+  --> $DIR/keyword-self-lifetime-error-10412.rs:17:37
    |
 LL |     fn deserialize(repr: &[u8]) -> &'self str {
    |                                     ^^^^^
 
 error[E0726]: implicit elided lifetime not allowed here
-  --> $DIR/issue-10412.rs:7:13
+  --> $DIR/keyword-self-lifetime-error-10412.rs:9:13
    |
 LL | impl<'self> Serializable<str> for &'self str {
    |             ^^^^^^^^^^^^^^^^^ expected lifetime parameter

tests/ui/lifetimes/tuple-struct-vs-struct-with-fields-borrowck-10902.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10902
+
 //@ check-pass
 #![allow(dead_code)]
 

tests/ui/lint/missing-doc-unsugard-doc-attr-10853.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10853
+
 //@ check-pass
 
 #![deny(missing_docs)]

tests/ui/parser/doc-comment-parsing.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10638
+
 //@ run-pass
 
 pub fn main() {

tests/ui/pattern/premature-match-scrutinee-temporary-drop-10683.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10683
+
 //@ run-pass
 
 static NAME: &'static str = "hello world";

tests/ui/privacy/struct-field-and-impl-expose-10545.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10545
+
 mod a {
     struct S;
     impl S { }

tests/ui/privacy/struct-field-and-impl-expose-10545.stderr

@@ -1,11 +1,11 @@
 error[E0603]: struct `S` is private
-  --> $DIR/issue-10545.rs:6:14
+  --> $DIR/struct-field-and-impl-expose-10545.rs:8:14
    |
 LL | fn foo(_: a::S) {
    |              ^ private struct
    |
 note: the struct `S` is defined here
-  --> $DIR/issue-10545.rs:2:5
+  --> $DIR/struct-field-and-impl-expose-10545.rs:4:5
    |
 LL |     struct S;
    |     ^^^^^^^^^

tests/ui/structs/mutable-unit-struct-borrow-11267.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/11267
+
 //@ run-pass
 // Tests that unary structs can be mutably borrowed.
 

tests/ui/traits/blanket-impl-trait-object-10456.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10456
+
 //@ check-pass
 
 pub struct Foo;

tests/ui/traits/nested-mod-trait-method-lookup-leak-10465.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/10465
+
 pub mod a {
     pub trait A {
         fn foo(&self);

tests/ui/traits/nested-mod-trait-method-lookup-leak-10465.stderr

@@ -1,5 +1,5 @@
 error[E0599]: no method named `foo` found for reference `&B` in the current scope
-  --> $DIR/issue-10465.rs:17:15
+  --> $DIR/nested-mod-trait-method-lookup-leak-10465.rs:19:15
    |
 LL |             b.foo();
    |               ^^^ method not found in `&B`

tests/ui/type-alias/dummy-binder-102964.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/102964
+
 use std::rc::Rc;
 type Foo<'a, T> = &'a dyn Fn(&T);
 type RcFoo<'a, T> = Rc<Foo<'a, T>>;

tests/ui/type-alias/dummy-binder-102964.stderr

@@ -1,5 +1,5 @@
 error[E0308]: mismatched types
-  --> $DIR/issue-102964.rs:5:41
+  --> $DIR/dummy-binder-102964.rs:7:41
    |
 LL | fn bar_function<T>(function: Foo<T>) -> RcFoo<T> {
    |    ------------                         ^^^^^^^^ expected `Rc<&dyn Fn(&T)>`, found `()`

tests/ui/type-alias/static-method-type-alias-11047.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/11047
+
 //@ run-pass
 // Test that static methods can be invoked on `type` aliases
 

tests/ui/unsafe/raw-pointer-field-access-error.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/11004
+
 use std::mem;
 
 struct A { x: i32, y: f64 }

tests/ui/unsafe/raw-pointer-field-access-error.stderr

@@ -1,5 +1,5 @@
 error[E0609]: no field `x` on type `*mut A`
-  --> $DIR/issue-11004.rs:7:21
+  --> $DIR/raw-pointer-field-access-error.rs:9:21
    |
 LL |     let x : i32 = n.x;
    |                     ^ unknown field
@@ -10,7 +10,7 @@ LL |     let x : i32 = (*n).x;
    |                   ++ +
 
 error[E0609]: no field `y` on type `*mut A`
-  --> $DIR/issue-11004.rs:8:21
+  --> $DIR/raw-pointer-field-access-error.rs:10:21
    |
 LL |     let y : f64 = n.y;
    |                     ^ unknown field