Remove unneeded return from void functions
diff --git a/gen/write.rs b/gen/write.rs
index b745739..3d1fdf3 100644
--- a/gen/write.rs
+++ b/gen/write.rs
@@ -821,12 +821,12 @@
writeln!(out, "template <>");
writeln!(out, "void Box<{}>::uninit() noexcept {{", inner);
- writeln!(out, " return cxxbridge02$box${}$uninit(this);", instance);
+ writeln!(out, " cxxbridge02$box${}$uninit(this);", instance);
writeln!(out, "}}");
writeln!(out, "template <>");
writeln!(out, "void Box<{}>::drop() noexcept {{", inner);
- writeln!(out, " return cxxbridge02$box${}$drop(this);", instance);
+ writeln!(out, " cxxbridge02$box${}$drop(this);", instance);
writeln!(out, "}}");
}