Also do Pattern

Author: jayfoad

llvm/lib/FileCheck/FileCheck.cpp

@@ -1933,7 +1933,7 @@ bool FileCheck::readCheckFile(
     }
 
     // Okay, add the string we captured to the output vector and move on.
-    CheckStrings.emplace_back(P, UsedPrefix, PatternLoc,
+    CheckStrings.emplace_back(std::move(P), UsedPrefix, PatternLoc,
                               std::move(DagNotMatches));
     DagNotMatches = ImplicitNegativeChecks;
   }

llvm/lib/FileCheck/FileCheckImpl.h

@@ -837,9 +837,9 @@ struct FileCheckString {
   /// Hold the DAG/NOT strings occurring in the input file.
   std::vector<DagNotPrefixInfo> DagNotStrings;
 
-  FileCheckString(const Pattern &P, StringRef S, SMLoc L,
+  FileCheckString(Pattern &&P, StringRef S, SMLoc L,
                   std::vector<DagNotPrefixInfo> &&D)
-      : Pat(P), Prefix(S), Loc(L), DagNotStrings(std::move(D)) {}
+      : Pat(std::move(P)), Prefix(S), Loc(L), DagNotStrings(std::move(D)) {}
 
   /// Matches check string and its "not strings" and/or "dag strings".
   size_t Check(const SourceMgr &SM, StringRef Buffer, bool IsLabelScanMode,