1 files changed, 174 insertions, 0 deletions
diff --git a/src/test/ui/rfc-2565-param-attrs/param-attrs-builtin-attrs.rs b/src/test/ui/rfc-2565-param-attrs/param-attrs-builtin-attrs.rs
new file mode 100644
index 000000000..151659e35
--- /dev/null
+++ b/src/test/ui/rfc-2565-param-attrs/param-attrs-builtin-attrs.rs
@@ -0,0 +1,174 @@
+extern "C" {
+    fn ffi(
+        /// Foo
+        //~^ ERROR documentation comments cannot be applied to function
+        #[test] a: i32,
+        //~^ ERROR expected non-macro attribute, found attribute macro
+        /// Bar
+        //~^ ERROR documentation comments cannot be applied to function
+        #[must_use]
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+        /// Baz
+        //~^ ERROR documentation comments cannot be applied to function
+        #[no_mangle] b: i32,
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    );
+}
+
+type FnType = fn(
+    /// Foo
+    //~^ ERROR documentation comments cannot be applied to function
+    #[test] a: u32,
+    //~^ ERROR expected non-macro attribute, found attribute macro
+    /// Bar
+    //~^ ERROR documentation comments cannot be applied to function
+    #[must_use]
+    //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    /// Baz
+    //~^ ERROR documentation comments cannot be applied to function
+    #[no_mangle] b: i32,
+    //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+);
+
+pub fn foo(
+    /// Foo
+    //~^ ERROR documentation comments cannot be applied to function
+    #[test] a: u32,
+    //~^ ERROR expected non-macro attribute, found attribute macro
+    /// Bar
+    //~^ ERROR documentation comments cannot be applied to function
+    #[must_use]
+    //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    /// Baz
+    //~^ ERROR documentation comments cannot be applied to function
+    #[no_mangle] b: i32,
+    //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+) {}
+
+struct SelfStruct {}
+impl SelfStruct {
+    fn foo(
+        /// Foo
+        //~^ ERROR documentation comments cannot be applied to function
+        self,
+        /// Bar
+        //~^ ERROR documentation comments cannot be applied to function
+        #[test] a: i32,
+        //~^ ERROR expected non-macro attribute, found attribute macro
+        /// Baz
+        //~^ ERROR documentation comments cannot be applied to function
+        #[must_use]
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+        /// Qux
+        //~^ ERROR documentation comments cannot be applied to function
+        #[no_mangle] b: i32,
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    ) {}
+
+    fn issue_64682_associated_fn(
+        /// Foo
+        //~^ ERROR documentation comments cannot be applied to function
+        #[test] a: i32,
+        //~^ ERROR expected non-macro attribute, found attribute macro
+        /// Baz
+        //~^ ERROR documentation comments cannot be applied to function
+        #[must_use]
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+        /// Qux
+        //~^ ERROR documentation comments cannot be applied to function
+        #[no_mangle] b: i32,
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    ) {}
+}
+
+struct RefStruct {}
+impl RefStruct {
+    fn foo(
+        /// Foo
+        //~^ ERROR documentation comments cannot be applied to function
+        &self,
+        /// Bar
+        //~^ ERROR documentation comments cannot be applied to function
+        #[test] a: i32,
+        //~^ ERROR expected non-macro attribute, found attribute macro
+        /// Baz
+        //~^ ERROR documentation comments cannot be applied to function
+        #[must_use]
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+        /// Qux
+        //~^ ERROR documentation comments cannot be applied to function
+        #[no_mangle] b: i32,
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    ) {}
+}
+trait RefTrait {
+    fn foo(
+        /// Foo
+        //~^ ERROR documentation comments cannot be applied to function
+        &self,
+        /// Bar
+        //~^ ERROR documentation comments cannot be applied to function
+        #[test] a: i32,
+        //~^ ERROR expected non-macro attribute, found attribute macro
+        /// Baz
+        //~^ ERROR documentation comments cannot be applied to function
+        #[must_use]
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+        /// Qux
+        //~^ ERROR documentation comments cannot be applied to function
+        #[no_mangle] b: i32,
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    ) {}
+
+    fn issue_64682_associated_fn(
+        /// Foo
+        //~^ ERROR documentation comments cannot be applied to function
+        #[test] a: i32,
+        //~^ ERROR expected non-macro attribute, found attribute macro
+        /// Baz
+        //~^ ERROR documentation comments cannot be applied to function
+        #[must_use]
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+        /// Qux
+        //~^ ERROR documentation comments cannot be applied to function
+        #[no_mangle] b: i32,
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    ) {}
+}
+
+impl RefTrait for RefStruct {
+    fn foo(
+        /// Foo
+        //~^ ERROR documentation comments cannot be applied to function
+        &self,
+        /// Bar
+        //~^ ERROR documentation comments cannot be applied to function
+        #[test] a: i32,
+        //~^ ERROR expected non-macro attribute, found attribute macro
+        /// Baz
+        //~^ ERROR documentation comments cannot be applied to function
+        #[must_use]
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+        /// Qux
+        //~^ ERROR documentation comments cannot be applied to function
+        #[no_mangle] b: i32,
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    ) {}
+}
+
+fn main() {
+    let _ = |
+        /// Foo
+        //~^ ERROR documentation comments cannot be applied to function
+        #[test] a: u32,
+        //~^ ERROR expected non-macro attribute, found attribute macro
+        /// Bar
+        //~^ ERROR documentation comments cannot be applied to function
+        #[must_use]
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+        /// Baz
+        //~^ ERROR documentation comments cannot be applied to function
+        #[no_mangle] b: i32
+        //~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
+    | {};
+}