Make clippy happy (#2602)

Author: pvdrz

bindgen/ir/ty.rs

@@ -210,9 +210,10 @@ impl Type {
         self.layout.or_else(|| {
             match self.kind {
                 TypeKind::Comp(ref ci) => ci.layout(ctx),
-                TypeKind::Array(inner, length) if length == 0 => Some(
-                    Layout::new(0, ctx.resolve_type(inner).layout(ctx)?.align),
-                ),
+                TypeKind::Array(inner, 0) => Some(Layout::new(
+                    0,
+                    ctx.resolve_type(inner).layout(ctx)?.align,
+                )),
                 // FIXME(emilio): This is a hack for anonymous union templates.
                 // Use the actual pointer size!
                 TypeKind::Pointer(..) => Some(Layout::new(

bindgen/options/mod.rs

@@ -1103,7 +1103,7 @@ options! {
                 self.options
                     .module_lines
                     .entry(module.into().into_boxed_str())
-                    .or_insert_with(Vec::new)
+                    .or_default()
                     .push(line.into().into_boxed_str());
                 self
             }