remove const hack in alloc

Syvraa · Syvraa · commit 4f2ffbe92a02 · 2026-07-24T21:58:23.000+02:00
diff --git a/library/alloc/src/raw_vec/mod.rs b/library/alloc/src/raw_vec/mod.rs
@@ -560,11 +560,7 @@ const impl<A: [const] Allocator + [const] Destruct> RawVecInner<A> {
             self.alloc.allocate(new_layout)
         };
 
-        // FIXME(const-hack): switch back to `map_err`
-        match memory {
-            Ok(memory) => Ok(memory),
-            Err(_) => Err(AllocError { layout: new_layout, non_exhaustive: () }.into()),
-        }
+        memory.map_err(const |_| AllocError { layout: new_layout, non_exhaustive: () }.into())
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -560,11 +560,7 @@ const impl<A: [const] Allocator + [const] Destruct> RawVecInner<A> {`
`560`	`560`	`self.alloc.allocate(new_layout)`
`561`	`561`	`};`
`562`	`562`
`563`		- // FIXME(const-hack): switch back to `map_err`
`564`		`- match memory {`
`565`		`- Ok(memory) => Ok(memory),`
`566`		`- Err(_) => Err(AllocError { layout: new_layout, non_exhaustive: () }.into()),`
`567`		`- }`
	`563`	`+ memory.map_err(const \|_\| AllocError { layout: new_layout, non_exhaustive: () }.into())`
`568`	`564`	`}`
`569`	`565`	`}`
`570`	`566`