[clang] Use the new Regex::isValid() with no parameter

Differential Revision: https://reviews.llvm.org/D66463

llvm-svn: 369397

diff --git a/clang/lib/Analysis/CloneDetection.cpp b/clang/lib/Analysis/CloneDetection.cpp
index 74328e8..30d1041 100644 (file)
--- a/clang/lib/Analysis/CloneDetection.cpp
+++ b/clang/lib/Analysis/CloneDetection.cpp
@@ -153,9 +153,8 @@ void OnlyLargestCloneConstraint::constrain(
 
 bool FilenamePatternConstraint::isAutoGenerated(
     const CloneDetector::CloneGroup &Group) {
-  std::string Error;
   if (IgnoredFilesPattern.empty() || Group.empty() ||
-      !IgnoredFilesRegex->isValid(Error))
+      !IgnoredFilesRegex->isValid())
     return false;
 
   for (const StmtSequence &S : Group) {