diff --git a/clang/lib/AST/PrintfFormatString.cpp b/clang/lib/AST/PrintfFormatString.cpp
index 68f7829..bae60d4 100644
--- a/clang/lib/AST/PrintfFormatString.cpp
+++ b/clang/lib/AST/PrintfFormatString.cpp
@@ -463,6 +463,23 @@
   return false;
 }
 
+bool clang::analyze_format_string::parseFormatStringHasFormattingSpecifiers(
+    const char *Begin, const char *End, const LangOptions &LO,
+    const TargetInfo &Target) {
+  unsigned ArgIndex = 0;
+  // Keep looking for a formatting specifier until we have exhausted the string.
+  FormatStringHandler H;
+  while (Begin != End) {
+    const PrintfSpecifierResult &FSR =
+        ParsePrintfSpecifier(H, Begin, End, ArgIndex, LO, Target, false, false);
+    if (FSR.shouldStop())
+      break;
+    if (FSR.hasValue())
+      return true;
+  }
+  return false;
+}
+
 //===----------------------------------------------------------------------===//
 // Methods on PrintfSpecifier.
 //===----------------------------------------------------------------------===//