1 files changed, 23 insertions, 0 deletions
diff --git a/build/clang-plugin/NoExplicitMoveConstructorChecker.cpp b/build/clang-plugin/NoExplicitMoveConstructorChecker.cpp
new file mode 100644
index 0000000000..3e46c55a71
--- /dev/null
+++ b/build/clang-plugin/NoExplicitMoveConstructorChecker.cpp
@@ -0,0 +1,23 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "NoExplicitMoveConstructorChecker.h"
+#include "CustomMatchers.h"
+
+void NoExplicitMoveConstructorChecker::registerMatchers(
+    MatchFinder *AstMatcher) {
+  AstMatcher->addMatcher(
+      cxxConstructorDecl(isExplicitMoveConstructor()).bind("node"), this);
+}
+
+void NoExplicitMoveConstructorChecker::check(
+    const MatchFinder::MatchResult &Result) {
+  // Everything we needed to know was checked in the matcher - we just report
+  // the error here
+  const CXXConstructorDecl *D =
+      Result.Nodes.getNodeAs<CXXConstructorDecl>("node");
+
+  diag(D->getLocation(), "Move constructors may not be marked explicit",
+       DiagnosticIDs::Error);
+}