[AST] Fix buildbot failure because of raw string inside macro from 367839.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@367892 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/unittests/Tooling/RecursiveASTVisitorTests/ImplicitCtorInitializer.cpp b/unittests/Tooling/RecursiveASTVisitorTests/ImplicitCtorInitializer.cpp
index bd82a9ac48ccb8eece59708b41f23d6c2d10d9f2..c762e1cffc36864b2c5a382c1bbf72274e5b4663 100644 (file)
--- a/unittests/Tooling/RecursiveASTVisitorTests/ImplicitCtorInitializer.cpp
+++ b/unittests/Tooling/RecursiveASTVisitorTests/ImplicitCtorInitializer.cpp
@@ -41,7 +41,7 @@ TEST(RecursiveASTVisitor, CXXCtorInitializerVisitNoImplicit) {
   for (bool VisitImplCode : {true, false}) {
     CXXCtorInitializerVisitor Visitor(VisitImplCode);
     Visitor.ExpectMatch("initializer", 7, 17);
-    auto Code = R"cpp(
+    llvm::StringRef Code = R"cpp(
         class A {};
         class B : public A {
           B() {};