Fix struct literal newline

src/bindgen/language_backend/clike.rs

@@ -913,20 +913,21 @@ impl LanguageBackend for CLikeLanguageBackend<'_> {
                 }
 
                 write!(out, "{{ ");
+                out.push_tab();
+
                 let mut is_first_field = true;
                 // In C++, same order as defined is required.
                 let ordered_fields = out.bindings().struct_field_names(path);
                 for ordered_key in ordered_fields.iter() {
                     if let Some(lit) = fields.get(ordered_key) {
                         if !is_first_field {
-                            write!(out, ", ");
+                            out.write(", ");
                         }
                         is_first_field = false;
 
+                        out.new_line();
+
                         let condition = lit.cfg.to_condition(self.config);
-                        if condition.is_some() {
-                            out.new_line();
-                        }
                         condition.write_before(self.config, out);
                         if self.config.language == Language::Cxx {
                             // TODO: Some C++ versions (c++20?) now support designated
@@ -942,6 +943,7 @@ impl LanguageBackend for CLikeLanguageBackend<'_> {
                         }
                     }
                 }
+                out.pop_tab();
                 write!(out, " }}");
             }
         }