we can now enable the 'const stable fn must be stable' check

RalfJung · RalfJung · commit 4f4a6c641ca0 · 2024-10-28T11:48:39.000+01:00
diff --git a/std/src/sys/sync/condvar/no_threads.rs b/std/src/sys/sync/condvar/no_threads.rs
@@ -5,7 +5,7 @@ pub struct Condvar {}
 
 impl Condvar {
     #[inline]
-    #[rustc_const_stable(feature = "const_locks", since = "1.63.0")]
+    #[cfg_attr(bootstrap, rustc_const_stable(feature = "const_locks", since = "1.63.0"))]
     pub const fn new() -> Condvar {
         Condvar {}
     }
diff --git a/std/src/sys/sync/mutex/no_threads.rs b/std/src/sys/sync/mutex/no_threads.rs
@@ -10,7 +10,7 @@ unsafe impl Sync for Mutex {} // no threads on this platform
 
 impl Mutex {
     #[inline]
-    #[rustc_const_stable(feature = "const_locks", since = "1.63.0")]
+    #[cfg_attr(bootstrap, rustc_const_stable(feature = "const_locks", since = "1.63.0"))]
     pub const fn new() -> Mutex {
         Mutex { locked: Cell::new(false) }
     }
diff --git a/std/src/sys/sync/once/no_threads.rs b/std/src/sys/sync/once/no_threads.rs
@@ -35,7 +35,7 @@ unsafe impl Sync for Once {}
 
 impl Once {
     #[inline]
-    #[rustc_const_stable(feature = "const_once_new", since = "1.32.0")]
+    #[cfg_attr(bootstrap, rustc_const_stable(feature = "const_once_new", since = "1.32.0"))]
     pub const fn new() -> Once {
         Once { state: Cell::new(State::Incomplete) }
     }
diff --git a/std/src/sys/sync/rwlock/no_threads.rs b/std/src/sys/sync/rwlock/no_threads.rs
@@ -10,7 +10,7 @@ unsafe impl Sync for RwLock {} // no threads on this platform
 
 impl RwLock {
     #[inline]
-    #[rustc_const_stable(feature = "const_locks", since = "1.63.0")]
+    #[cfg_attr(bootstrap, rustc_const_stable(feature = "const_locks", since = "1.63.0"))]
     pub const fn new() -> RwLock {
         RwLock { mode: Cell::new(0) }
     }

Original file line number	Diff line number	Diff line change
`@@ -5,7 +5,7 @@ pub struct Condvar {}`
`5`	`5`
`6`	`6`	`impl Condvar {`
`7`	`7`	`#[inline]`
`8`		`- #[rustc_const_stable(feature = "const_locks", since = "1.63.0")]`
	`8`	`+ #[cfg_attr(bootstrap, rustc_const_stable(feature = "const_locks", since = "1.63.0"))]`
`9`	`9`	`pub const fn new() -> Condvar {`
`10`	`10`	`Condvar {}`
`11`	`11`	`}`
Original file line number	Diff line number	Diff line change
`@@ -10,7 +10,7 @@ unsafe impl Sync for Mutex {} // no threads on this platform`
`10`	`10`
`11`	`11`	`impl Mutex {`
`12`	`12`	`#[inline]`
`13`		`- #[rustc_const_stable(feature = "const_locks", since = "1.63.0")]`
	`13`	`+ #[cfg_attr(bootstrap, rustc_const_stable(feature = "const_locks", since = "1.63.0"))]`
`14`	`14`	`pub const fn new() -> Mutex {`
`15`	`15`	`Mutex { locked: Cell::new(false) }`
`16`	`16`	`}`
Original file line number	Diff line number	Diff line change
`@@ -35,7 +35,7 @@ unsafe impl Sync for Once {}`
`35`	`35`
`36`	`36`	`impl Once {`
`37`	`37`	`#[inline]`
`38`		`- #[rustc_const_stable(feature = "const_once_new", since = "1.32.0")]`
	`38`	`+ #[cfg_attr(bootstrap, rustc_const_stable(feature = "const_once_new", since = "1.32.0"))]`
`39`	`39`	`pub const fn new() -> Once {`
`40`	`40`	`Once { state: Cell::new(State::Incomplete) }`
`41`	`41`	`}`