1 files changed, 3 insertions, 3 deletions
diff --git a/llvm/utils/TableGen/Common/CodeGenDAGPatterns.h b/llvm/utils/TableGen/Common/CodeGenDAGPatterns.h
index 2ed8d13..aa9a0a4 100644
--- a/llvm/utils/TableGen/Common/CodeGenDAGPatterns.h
+++ b/llvm/utils/TableGen/Common/CodeGenDAGPatterns.h
@@ -349,7 +349,7 @@ private:
 };
 
 /// Set type used to track multiply used variables in patterns
-typedef StringSet<> MultipleUseVarSet;
+using MultipleUseVarSet = StringSet<>;
 
 /// SDTypeConstraint - This is a discriminated union of constraints,
 /// corresponding to the SDTypeConstraint tablegen class in Target.td.
@@ -1217,13 +1217,13 @@ public:
   iterator_range<pf_iterator> ptfs() const { return PatternFragments; }
 
   // Patterns to match information.
-  typedef std::vector<PatternToMatch>::const_iterator ptm_iterator;
+  using ptm_iterator = std::vector<PatternToMatch>::const_iterator;
   ptm_iterator ptm_begin() const { return PatternsToMatch.begin(); }
   ptm_iterator ptm_end() const { return PatternsToMatch.end(); }
   iterator_range<ptm_iterator> ptms() const { return PatternsToMatch; }
 
   /// Parse the Pattern for an instruction, and insert the result in DAGInsts.
-  typedef std::map<const Record *, DAGInstruction, LessRecordByID> DAGInstMap;
+  using DAGInstMap = std::map<const Record *, DAGInstruction, LessRecordByID>;
   void parseInstructionPattern(CodeGenInstruction &CGI, const ListInit *Pattern,
                                DAGInstMap &DAGInsts);