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106 lines
3.0 KiB
Rust
106 lines
3.0 KiB
Rust
// Tests for repeating attribute warnings.
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// aux-build:lint_unused_extern_crate.rs
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// compile-flags:--test
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// Not tested due to extra requirements:
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// - panic_handler: needs extra setup
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// - target_feature: platform-specific
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// - link_section: platform-specific
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// - proc_macro, proc_macro_derive, proc_macro_attribute: needs to be a
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// proc-macro, and have special handling for mixing.
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// - unstable attributes (not going to bother)
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// - no_main: extra setup
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#![deny(unused_attributes)]
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#![crate_name = "unused_attr_duplicate"]
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#![crate_name = "unused_attr_duplicate2"] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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#![recursion_limit = "128"]
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#![recursion_limit = "256"] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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#![type_length_limit = "1048576"]
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#![type_length_limit = "1"] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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#![no_std]
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#![no_std] //~ ERROR unused attribute
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#![no_implicit_prelude]
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#![no_implicit_prelude] //~ ERROR unused attribute
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#![windows_subsystem = "console"]
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#![windows_subsystem = "windows"] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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#![no_builtins]
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#![no_builtins] //~ ERROR unused attribute
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#[no_link]
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#[no_link] //~ ERROR unused attribute
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extern crate lint_unused_extern_crate;
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#[macro_use]
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#[macro_use] //~ ERROR unused attribute
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pub mod m {
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#[macro_export]
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#[macro_export] //~ ERROR unused attribute
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macro_rules! foo {
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() => {};
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}
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}
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#[path = "auxiliary/lint_unused_extern_crate.rs"]
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#[path = "bar.rs"] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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pub mod from_path;
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#[test]
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#[ignore]
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#[ignore = "some text"] //~ ERROR unused attribute
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#[should_panic]
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#[should_panic(expected = "values don't match")] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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fn t1() {}
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#[must_use]
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#[must_use = "some message"] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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// No warnings for #[repr], would require more logic.
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#[repr(C)]
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#[repr(C)]
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#[non_exhaustive]
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#[non_exhaustive] //~ ERROR unused attribute
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pub struct X;
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#[automatically_derived]
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#[automatically_derived] //~ ERROR unused attribute
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impl X {}
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#[inline(always)]
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#[inline(never)] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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#[cold]
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#[cold] //~ ERROR unused attribute
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#[track_caller]
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#[track_caller] //~ ERROR unused attribute
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pub fn xyz() {}
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// No warnings for #[link], would require more logic.
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#[link(name = "rust_test_helpers", kind = "static")]
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#[link(name = "rust_test_helpers", kind = "static")]
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extern "C" {
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#[link_name = "this_does_not_exist"] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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#[link_name = "rust_dbg_extern_identity_u32"]
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pub fn name_in_rust(v: u32) -> u32;
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}
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#[export_name = "exported_symbol_name"] //~ ERROR unused attribute
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//~^ WARN this was previously accepted
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#[export_name = "exported_symbol_name2"]
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pub fn export_test() {}
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#[no_mangle]
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#[no_mangle] //~ ERROR unused attribute
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pub fn no_mangle_test() {}
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#[used]
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#[used] //~ ERROR unused attribute
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static FOO: u32 = 0;
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fn main() {}
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