1 files changed, 28 insertions, 0 deletions
diff --git a/clang-tools-extra/clang-tidy/utils/Matchers.h b/clang-tools-extra/clang-tidy/utils/Matchers.h
new file mode 100644
index 00000000000..d68740a4bd9
--- /dev/null
+++ b/clang-tools-extra/clang-tidy/utils/Matchers.h
@@ -0,0 +1,28 @@
+//===--- Matchers.h - clang-tidy-------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_MATCHERS_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_MATCHERS_H
+
+#include "clang/ASTMatchers/ASTMatchers.h"
+#include "TypeTraits.h"
+
+namespace clang {
+namespace tidy {
+namespace matchers {
+
+AST_MATCHER(QualType, isExpensiveToCopy) {
+  return type_traits::isExpensiveToCopy(Node, Finder->getASTContext());
+}
+
+} // namespace matchers
+} // namespace tidy
+} // namespace clang
+
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_MATCHERS_H