Fix stable feature names in tests

Author: dtolnay

src/tools/clippy/tests/ui/missing_const_for_fn/auxiliary/helper.rs

@@ -1,8 +1,8 @@
 // This file provides a const function that is unstably const forever.
 
 #![feature(staged_api)]
-#![stable(feature = "1", since = "1.0.0")]
+#![stable(feature = "clippytest", since = "1.0.0")]
 
-#[stable(feature = "1", since = "1.0.0")]
+#[stable(feature = "clippytest", since = "1.0.0")]
 #[rustc_const_unstable(feature = "foo", issue = "none")]
 pub const fn unstably_const_fn() {}

tests/rustdoc/deprecated-future-staged-api.rs

@@ -1,18 +1,18 @@
 #![feature(staged_api)]
-#![stable(feature = "deprecated-future-staged-api", since = "1.0.0")]
+#![stable(feature = "deprecated_future_staged_api", since = "1.0.0")]
 
 // @has deprecated_future_staged_api/index.html '//*[@class="stab deprecated"]' \
 //      'Deprecation planned'
 // @has deprecated_future_staged_api/struct.S1.html '//*[@class="stab deprecated"]' \
 //      'Deprecating in 99.99.99: effectively never'
 #[deprecated(since = "99.99.99", note = "effectively never")]
-#[stable(feature = "deprecated-future-staged-api", since = "1.0.0")]
+#[stable(feature = "deprecated_future_staged_api", since = "1.0.0")]
 pub struct S1;
 
 // @has deprecated_future_staged_api/index.html '//*[@class="stab deprecated"]' \
 //      'Deprecation planned'
 // @has deprecated_future_staged_api/struct.S2.html '//*[@class="stab deprecated"]' \
 //      'Deprecating in a future Rust version: literally never'
 #[deprecated(since = "TBD", note = "literally never")]
-#[stable(feature = "deprecated-future-staged-api", since = "1.0.0")]
+#[stable(feature = "deprecated_future_staged_api", since = "1.0.0")]
 pub struct S2;

tests/ui/deprecation/staged-deprecation-in-future.rs

@@ -2,14 +2,14 @@
 
 #![feature(staged_api)]
 
-#![stable(feature = "rustc_deprecation-in-future-test", since = "1.0.0")]
+#![stable(feature = "rustc_deprecation_in_future_test", since = "1.0.0")]
 
 #[deprecated(since = "99.99.99", note = "effectively never")]
-#[stable(feature = "rustc_deprecation-in-future-test", since = "1.0.0")]
+#[stable(feature = "rustc_deprecation_in_future_test", since = "1.0.0")]
 pub struct S1;
 
 #[deprecated(since = "TBD", note = "literally never")]
-#[stable(feature = "rustc_deprecation-in-future-test", since = "1.0.0")]
+#[stable(feature = "rustc_deprecation_in_future_test", since = "1.0.0")]
 pub struct S2;
 
 fn main() {

tests/ui/repr/16-bit-repr-c-enum.rs

@@ -8,7 +8,7 @@
 #![feature(no_core, lang_items, intrinsics, staged_api, rustc_attrs)]
 #![no_core]
 #![crate_type = "lib"]
-#![stable(feature = "", since = "")]
+#![stable(feature = "intrinsics_for_test", since = "")]
 #![allow(dead_code)]
 
 // Test that the repr(C) attribute doesn't break compilation
@@ -22,8 +22,8 @@ enum Foo {
 }
 
 extern "rust-intrinsic" {
-    #[stable(feature = "", since = "")]
-    #[rustc_const_stable(feature = "", since = "")]
+    #[stable(feature = "intrinsics_for_test", since = "")]
+    #[rustc_const_stable(feature = "intrinsics_for_test", since = "")]
     #[rustc_safe_intrinsic]
     fn size_of<T>() -> usize;
 }