Streamline modify_size_estimate.

nnethercote · nnethercote · commit ed216e2f2289 · 2023-05-25T14:29:55.000+10:00
diff --git a/compiler/rustc_middle/src/mir/mono.rs b/compiler/rustc_middle/src/mir/mono.rs
@@ -334,10 +334,7 @@ impl<'tcx> CodegenUnit<'tcx> {
     }
 
     pub fn modify_size_estimate(&mut self, delta: usize) {
-        assert!(self.size_estimate.is_some());
-        if let Some(size_estimate) = self.size_estimate {
-            self.size_estimate = Some(size_estimate + delta);
-        }
+        *self.size_estimate.as_mut().unwrap() += delta;
     }
 
     pub fn contains_item(&self, item: &MonoItem<'tcx>) -> bool {

Original file line number	Diff line number	Diff line change
`@@ -334,10 +334,7 @@ impl<'tcx> CodegenUnit<'tcx> {`
`334`	`334`	`}`
`335`	`335`
`336`	`336`	`pub fn modify_size_estimate(&mut self, delta: usize) {`
`337`		`- assert!(self.size_estimate.is_some());`
`338`		`- if let Some(size_estimate) = self.size_estimate {`
`339`		`- self.size_estimate = Some(size_estimate + delta);`
`340`		`- }`
	`337`	`+ *self.size_estimate.as_mut().unwrap() += delta;`
`341`	`338`	`}`
`342`	`339`
`343`	`340`	`pub fn contains_item(&self, item: &MonoItem<'tcx>) -> bool {`