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Harden param_attrs test wrt. usage of proc macro attrs.
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Centril committed Aug 31, 2019
1 parent fd68d02 commit 5187a3e
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11 changes: 11 additions & 0 deletions src/test/ui/rfc-2565-param-attrs/auxiliary/ident-mac.rs
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// force-host
// no-prefer-dynamic

#![crate_type = "proc-macro"]

extern crate proc_macro;

use proc_macro::TokenStream;

#[proc_macro_attribute]
pub fn id(_: TokenStream, input: TokenStream) -> TokenStream { input }
60 changes: 60 additions & 0 deletions src/test/ui/rfc-2565-param-attrs/proc-macro-cannot-be-used.rs
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// aux-build:ident-mac.rs

#![feature(param_attrs)]
#![feature(c_variadic)]

extern crate ident_mac;
use ident_mac::id;

struct W(u8);

extern "C" { fn ffi(#[id] arg1: i32, #[id] ...); }
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler

unsafe extern "C" fn cvar(arg1: i32, #[id] mut args: ...) {}
//~^ ERROR the attribute `id` is currently unknown to the compiler

type Alias = extern "C" fn(#[id] u8, #[id] ...);
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler

fn free(#[id] arg1: u8) {
//~^ ERROR the attribute `id` is currently unknown to the compiler
let lam = |#[id] W(x), #[id] y| ();
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
}

impl W {
fn inherent1(#[id] self, #[id] arg1: u8) {}
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
fn inherent2(#[id] &self, #[id] arg1: u8) {}
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
fn inherent3<'a>(#[id] &'a mut self, #[id] arg1: u8) {}
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
fn inherent4<'a>(#[id] self: Box<Self>, #[id] arg1: u8) {}
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
}

trait A {
fn trait1(#[id] self, #[id] arg1: u8);
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
fn trait2(#[id] &self, #[id] arg1: u8);
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
fn trait3<'a>(#[id] &'a mut self, #[id] arg1: u8);
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
fn trait4<'a>(#[id] self: Box<Self>, #[id] arg1: u8, #[id] Vec<u8>);
//~^ ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
//~| ERROR the attribute `id` is currently unknown to the compiler
}

fn main() {}
228 changes: 228 additions & 0 deletions src/test/ui/rfc-2565-param-attrs/proc-macro-cannot-be-used.stderr
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error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:11:21
|
LL | extern "C" { fn ffi(#[id] arg1: i32, #[id] ...); }
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:11:38
|
LL | extern "C" { fn ffi(#[id] arg1: i32, #[id] ...); }
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:15:38
|
LL | unsafe extern "C" fn cvar(arg1: i32, #[id] mut args: ...) {}
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:18:28
|
LL | type Alias = extern "C" fn(#[id] u8, #[id] ...);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:18:38
|
LL | type Alias = extern "C" fn(#[id] u8, #[id] ...);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:22:9
|
LL | fn free(#[id] arg1: u8) {
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:24:16
|
LL | let lam = |#[id] W(x), #[id] y| ();
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:24:28
|
LL | let lam = |#[id] W(x), #[id] y| ();
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:30:18
|
LL | fn inherent1(#[id] self, #[id] arg1: u8) {}
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:30:30
|
LL | fn inherent1(#[id] self, #[id] arg1: u8) {}
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:33:18
|
LL | fn inherent2(#[id] &self, #[id] arg1: u8) {}
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:33:31
|
LL | fn inherent2(#[id] &self, #[id] arg1: u8) {}
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:36:22
|
LL | fn inherent3<'a>(#[id] &'a mut self, #[id] arg1: u8) {}
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:36:42
|
LL | fn inherent3<'a>(#[id] &'a mut self, #[id] arg1: u8) {}
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:39:22
|
LL | fn inherent4<'a>(#[id] self: Box<Self>, #[id] arg1: u8) {}
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:39:45
|
LL | fn inherent4<'a>(#[id] self: Box<Self>, #[id] arg1: u8) {}
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:45:15
|
LL | fn trait1(#[id] self, #[id] arg1: u8);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:45:27
|
LL | fn trait1(#[id] self, #[id] arg1: u8);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:48:15
|
LL | fn trait2(#[id] &self, #[id] arg1: u8);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:48:28
|
LL | fn trait2(#[id] &self, #[id] arg1: u8);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:51:19
|
LL | fn trait3<'a>(#[id] &'a mut self, #[id] arg1: u8);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:51:39
|
LL | fn trait3<'a>(#[id] &'a mut self, #[id] arg1: u8);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:54:19
|
LL | fn trait4<'a>(#[id] self: Box<Self>, #[id] arg1: u8, #[id] Vec<u8>);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:54:42
|
LL | fn trait4<'a>(#[id] self: Box<Self>, #[id] arg1: u8, #[id] Vec<u8>);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error[E0658]: the attribute `id` is currently unknown to the compiler and may have meaning added to it in the future
--> $DIR/proc-macro-cannot-be-used.rs:54:58
|
LL | fn trait4<'a>(#[id] self: Box<Self>, #[id] arg1: u8, #[id] Vec<u8>);
| ^^^^^
|
= note: for more information, see https://github.com/rust-lang/rust/issues/29642
= help: add `#![feature(custom_attribute)]` to the crate attributes to enable

error: aborting due to 25 previous errors

For more information about this error, try `rustc --explain E0658`.

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