7 files changed, 151 insertions, 110 deletions
diff --git a/tests/ui/attributes/auxiliary/rustc_confusables_across_crate.rs b/tests/ui/attributes/auxiliary/rustc_confusables_across_crate.rs
new file mode 100644
index 000000000..2fb2d3ad4
--- /dev/null
+++ b/tests/ui/attributes/auxiliary/rustc_confusables_across_crate.rs
@@ -0,0 +1,11 @@
+#![feature(rustc_attrs)]
+
+pub struct BTreeSet;
+
+impl BTreeSet {
+    #[rustc_confusables("push", "test_b")]
+    pub fn insert(&self) {}
+
+    #[rustc_confusables("pulled")]
+    pub fn pull(&self) {}
+}
diff --git a/tests/ui/attributes/invalid-doc-attr.rs b/tests/ui/attributes/invalid-doc-attr.rs
deleted file mode 100644
index c231e43b3..000000000
--- a/tests/ui/attributes/invalid-doc-attr.rs
+++ /dev/null
@@ -1,32 +0,0 @@
-#![crate_type = "lib"]
-#![deny(warnings)]
-
-#[doc(test(no_crate_inject))]
-//~^ ERROR can only be applied at the crate level
-//~| WARN is being phased out
-//~| HELP to apply to the crate, use an inner attribute
-//~| SUGGESTION !
-#[doc(inline)]
-//~^ ERROR can only be applied to a `use` item
-//~| WARN is being phased out
-pub fn foo() {}
-
-pub mod bar {
-    #![doc(test(no_crate_inject))]
-    //~^ ERROR can only be applied at the crate level
-    //~| WARN is being phased out
-
-    #[doc(test(no_crate_inject))]
-    //~^ ERROR can only be applied at the crate level
-    //~| WARN is being phased out
-    #[doc(inline)]
-    //~^ ERROR can only be applied to a `use` item
-    //~| WARN is being phased out
-    pub fn baz() {}
-}
-
-#[doc(inline)]
-#[doc(no_inline)]
-//~^^ ERROR conflicting doc inlining attributes
-//~|  HELP remove one of the conflicting attributes
-pub use bar::baz;
diff --git a/tests/ui/attributes/invalid-doc-attr.stderr b/tests/ui/attributes/invalid-doc-attr.stderr
deleted file mode 100644
index b23b8ded8..000000000
--- a/tests/ui/attributes/invalid-doc-attr.stderr
+++ /dev/null
@@ -1,78 +0,0 @@
-error: this attribute can only be applied at the crate level
-  --> $DIR/invalid-doc-attr.rs:4:7
-   |
-LL | #[doc(test(no_crate_inject))]
-   |       ^^^^^^^^^^^^^^^^^^^^^
-   |
-   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
-   = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
-   = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level> for more information
-note: the lint level is defined here
-  --> $DIR/invalid-doc-attr.rs:2:9
-   |
-LL | #![deny(warnings)]
-   |         ^^^^^^^^
-   = note: `#[deny(invalid_doc_attributes)]` implied by `#[deny(warnings)]`
-help: to apply to the crate, use an inner attribute
-   |
-LL | #![doc(test(no_crate_inject))]
-   |  +
-
-error: this attribute can only be applied to a `use` item
-  --> $DIR/invalid-doc-attr.rs:9:7
-   |
-LL | #[doc(inline)]
-   |       ^^^^^^ only applicable on `use` items
-...
-LL | pub fn foo() {}
-   | ------------ not a `use` item
-   |
-   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
-   = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
-   = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#inline-and-no_inline> for more information
-
-error: this attribute can only be applied at the crate level
-  --> $DIR/invalid-doc-attr.rs:15:12
-   |
-LL |     #![doc(test(no_crate_inject))]
-   |            ^^^^^^^^^^^^^^^^^^^^^
-   |
-   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
-   = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
-   = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level> for more information
-
-error: conflicting doc inlining attributes
-  --> $DIR/invalid-doc-attr.rs:28:7
-   |
-LL | #[doc(inline)]
-   |       ^^^^^^ this attribute...
-LL | #[doc(no_inline)]
-   |       ^^^^^^^^^ ...conflicts with this attribute
-   |
-   = help: remove one of the conflicting attributes
-
-error: this attribute can only be applied at the crate level
-  --> $DIR/invalid-doc-attr.rs:19:11
-   |
-LL |     #[doc(test(no_crate_inject))]
-   |           ^^^^^^^^^^^^^^^^^^^^^
-   |
-   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
-   = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
-   = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level> for more information
-
-error: this attribute can only be applied to a `use` item
-  --> $DIR/invalid-doc-attr.rs:22:11
-   |
-LL |     #[doc(inline)]
-   |           ^^^^^^ only applicable on `use` items
-...
-LL |     pub fn baz() {}
-   |     ------------ not a `use` item
-   |
-   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
-   = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
-   = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#inline-and-no_inline> for more information
-
-error: aborting due to 6 previous errors
-
diff --git a/tests/ui/attributes/macro_export_on_decl_macro.rs b/tests/ui/attributes/macro_export_on_decl_macro.rs
new file mode 100644
index 000000000..e6fe66ac6
--- /dev/null
+++ b/tests/ui/attributes/macro_export_on_decl_macro.rs
@@ -0,0 +1,9 @@
+// Using #[macro_export] on a decl macro has no effect and should warn
+
+#![feature(decl_macro)]
+#![deny(unused)]
+
+#[macro_export] //~ ERROR `#[macro_export]` has no effect on declarative macro definitions
+pub macro foo() {}
+
+fn main() {}
diff --git a/tests/ui/attributes/macro_export_on_decl_macro.stderr b/tests/ui/attributes/macro_export_on_decl_macro.stderr
new file mode 100644
index 000000000..565e07919
--- /dev/null
+++ b/tests/ui/attributes/macro_export_on_decl_macro.stderr
@@ -0,0 +1,16 @@
+error: `#[macro_export]` has no effect on declarative macro definitions
+  --> $DIR/macro_export_on_decl_macro.rs:6:1
+   |
+LL | #[macro_export]
+   | ^^^^^^^^^^^^^^^
+   |
+   = note: declarative macros follow the same exporting rules as regular items
+note: the lint level is defined here
+  --> $DIR/macro_export_on_decl_macro.rs:4:9
+   |
+LL | #![deny(unused)]
+   |         ^^^^^^
+   = note: `#[deny(unused_attributes)]` implied by `#[deny(unused)]`
+
+error: aborting due to previous error
+
diff --git a/tests/ui/attributes/rustc_confusables.rs b/tests/ui/attributes/rustc_confusables.rs
new file mode 100644
index 000000000..352e91d06
--- /dev/null
+++ b/tests/ui/attributes/rustc_confusables.rs
@@ -0,0 +1,47 @@
+// aux-build: rustc_confusables_across_crate.rs
+
+#![feature(rustc_attrs)]
+
+extern crate rustc_confusables_across_crate;
+
+use rustc_confusables_across_crate::BTreeSet;
+
+fn main() {
+    // Misspellings (similarly named methods) take precedence over `rustc_confusables`.
+    let x = BTreeSet {};
+    x.inser();
+    //~^ ERROR no method named
+    //~| HELP there is a method with a similar name
+    x.foo();
+    //~^ ERROR no method named
+    x.push();
+    //~^ ERROR no method named
+    //~| HELP you might have meant to use `insert`
+    x.test();
+    //~^ ERROR no method named
+    x.pulled();
+    //~^ ERROR no method named
+    //~| HELP there is a method with a similar name
+}
+
+struct Bar;
+
+impl Bar {
+    #[rustc_confusables()]
+    //~^ ERROR expected at least one confusable name
+    fn baz() {}
+
+    #[rustc_confusables]
+    //~^ ERROR malformed `rustc_confusables` attribute input
+    //~| HELP must be of the form
+    fn qux() {}
+
+    #[rustc_confusables(invalid_meta_item)]
+    //~^ ERROR expected a quoted string literal
+    //~| HELP consider surrounding this with quotes
+    fn quux() {}
+}
+
+#[rustc_confusables("blah")]
+//~^ ERROR attribute should be applied to an inherent method
+fn not_inherent_impl_method() {}
diff --git a/tests/ui/attributes/rustc_confusables.stderr b/tests/ui/attributes/rustc_confusables.stderr
new file mode 100644
index 000000000..9fd4470cd
--- /dev/null
+++ b/tests/ui/attributes/rustc_confusables.stderr
@@ -0,0 +1,68 @@
+error: malformed `rustc_confusables` attribute input
+  --> $DIR/rustc_confusables.rs:34:5
+   |
+LL |     #[rustc_confusables]
+   |     ^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[rustc_confusables("name1", "name2", ...)]`
+
+error: attribute should be applied to an inherent method
+  --> $DIR/rustc_confusables.rs:45:1
+   |
+LL | #[rustc_confusables("blah")]
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: expected at least one confusable name
+  --> $DIR/rustc_confusables.rs:30:5
+   |
+LL |     #[rustc_confusables()]
+   |     ^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0539]: expected a quoted string literal
+  --> $DIR/rustc_confusables.rs:39:25
+   |
+LL |     #[rustc_confusables(invalid_meta_item)]
+   |                         ^^^^^^^^^^^^^^^^^
+   |
+help: consider surrounding this with quotes
+   |
+LL |     #[rustc_confusables("invalid_meta_item")]
+   |                         +                 +
+
+error[E0599]: no method named `inser` found for struct `rustc_confusables_across_crate::BTreeSet` in the current scope
+  --> $DIR/rustc_confusables.rs:12:7
+   |
+LL |     x.inser();
+   |       ^^^^^ help: there is a method with a similar name: `insert`
+
+error[E0599]: no method named `foo` found for struct `rustc_confusables_across_crate::BTreeSet` in the current scope
+  --> $DIR/rustc_confusables.rs:15:7
+   |
+LL |     x.foo();
+   |       ^^^ method not found in `BTreeSet`
+
+error[E0599]: no method named `push` found for struct `rustc_confusables_across_crate::BTreeSet` in the current scope
+  --> $DIR/rustc_confusables.rs:17:7
+   |
+LL |     x.push();
+   |       ^^^^ method not found in `BTreeSet`
+   |
+help: you might have meant to use `insert`
+   |
+LL |     x.insert();
+   |       ~~~~~~
+
+error[E0599]: no method named `test` found for struct `rustc_confusables_across_crate::BTreeSet` in the current scope
+  --> $DIR/rustc_confusables.rs:20:7
+   |
+LL |     x.test();
+   |       ^^^^ method not found in `BTreeSet`
+
+error[E0599]: no method named `pulled` found for struct `rustc_confusables_across_crate::BTreeSet` in the current scope
+  --> $DIR/rustc_confusables.rs:22:7
+   |
+LL |     x.pulled();
+   |       ^^^^^^ help: there is a method with a similar name: `pull`
+
+error: aborting due to 9 previous errors
+
+Some errors have detailed explanations: E0539, E0599.
+For more information about an error, try `rustc --explain E0539`.