singleton: use MaybeUninit::write

jordens · jordens · commit f7474e6c2204 · 2024-04-16T22:59:33.000+02:00
diff --git a/cortex-m/src/macros.rs b/cortex-m/src/macros.rs
@@ -83,8 +83,7 @@ macro_rules! singleton {
                 #[allow(unsafe_code)]
                 unsafe {
                     $name.1 = true;
-                    $name.0 = ::core::mem::MaybeUninit::new(expr);
-                    Some($name.0.assume_init_mut())
+                    Some($name.0.write(expr))
                 }
             }
         })

Original file line number	Diff line number	Diff line change
`@@ -83,8 +83,7 @@ macro_rules! singleton {`
`83`	`83`	`#[allow(unsafe_code)]`
`84`	`84`	`unsafe {`
`85`	`85`	`$name.1 = true;`
`86`		`- $name.0 = ::core::mem::MaybeUninit::new(expr);`
`87`		`- Some($name.0.assume_init_mut())`
	`86`	`+ Some($name.0.write(expr))`
`88`	`87`	`}`
`89`	`88`	`}`
`90`	`89`	`})`