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-rw-r--r--src/test/ui/lint/unused/unused_attributes-must_use.rs131
1 files changed, 0 insertions, 131 deletions
diff --git a/src/test/ui/lint/unused/unused_attributes-must_use.rs b/src/test/ui/lint/unused/unused_attributes-must_use.rs
deleted file mode 100644
index 51f868706..000000000
--- a/src/test/ui/lint/unused/unused_attributes-must_use.rs
+++ /dev/null
@@ -1,131 +0,0 @@
-#![allow(dead_code, path_statements)]
-#![deny(unused_attributes, unused_must_use)]
-#![feature(asm_experimental_arch, stmt_expr_attributes, trait_alias)]
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-extern crate std as std2;
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-mod test_mod {}
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-use std::arch::global_asm;
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-const CONST: usize = 4;
-#[must_use] //~ ERROR `#[must_use]` has no effect
-#[no_mangle]
-static STATIC: usize = 4;
-
-#[must_use]
-struct X;
-
-#[must_use]
-enum Y {
- Z,
-}
-
-#[must_use]
-union U {
- unit: (),
-}
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-impl U {
- #[must_use]
- fn method() -> i32 {
- 4
- }
-}
-
-#[must_use]
-#[no_mangle]
-fn foo() -> i64 {
- 4
-}
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-extern "Rust" {
- #[link_name = "STATIC"]
- #[must_use] //~ ERROR `#[must_use]` has no effect
- static FOREIGN_STATIC: usize;
-
- #[link_name = "foo"]
- #[must_use]
- fn foreign_foo() -> i64;
-}
-
-#[must_use] //~ ERROR unused attribute
-global_asm!("");
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-type UseMe = ();
-
-fn qux<#[must_use] T>(_: T) {} //~ ERROR `#[must_use]` has no effect
-
-#[must_use]
-trait Use {
- #[must_use] //~ ERROR `#[must_use]` has no effect
- const ASSOC_CONST: usize = 4;
- #[must_use] //~ ERROR `#[must_use]` has no effect
- type AssocTy;
-
- #[must_use]
- fn get_four(&self) -> usize {
- 4
- }
-}
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-impl Use for () {
- type AssocTy = ();
-}
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-trait Alias = Use;
-
-#[must_use] //~ ERROR `#[must_use]` has no effect
-macro_rules! cool_macro {
- () => {
- 4
- };
-}
-
-fn main() {
- #[must_use] //~ ERROR `#[must_use]` has no effect
- let x = || {};
- x();
-
- let x = #[must_use] //~ ERROR `#[must_use]` has no effect
- || {};
- x();
-
- X; //~ ERROR that must be used
- Y::Z; //~ ERROR that must be used
- U { unit: () }; //~ ERROR that must be used
- U::method(); //~ ERROR that must be used
- foo(); //~ ERROR that must be used
-
- unsafe {
- foreign_foo(); //~ ERROR that must be used
- };
-
- CONST;
- STATIC;
- unsafe { FOREIGN_STATIC };
- cool_macro!();
- qux(4);
- ().get_four(); //~ ERROR that must be used
-
- match Some(4) {
- #[must_use] //~ ERROR `#[must_use]` has no effect
- Some(res) => res,
- None => 0,
- };
-
- struct PatternField {
- foo: i32,
- }
- let s = PatternField { #[must_use] foo: 123 }; //~ ERROR `#[must_use]` has no effect
- let PatternField { #[must_use] foo } = s; //~ ERROR `#[must_use]` has no effect
-}