Move a vector instead of copying it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222779 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/TableGen/AsmWriterEmitter.cpp b/utils/TableGen/AsmWriterEmitter.cpp
index 4089ede9cfee1506eeabcedfeb77e81b53b8929b..72cd07eca6c71d134d182835ec16ede8e6fbe963 100644 (file)
--- a/utils/TableGen/AsmWriterEmitter.cpp
+++ b/utils/TableGen/AsmWriterEmitter.cpp
@@ -350,7 +350,7 @@ void AsmWriterEmitter::EmitPrintInstruction(raw_ostream &O) {
   // in the opcode-indexed table.
   unsigned BitsLeft = 64-AsmStrBits;
 
   // in the opcode-indexed table.
   unsigned BitsLeft = 64-AsmStrBits;
 

-  std::vector<std::vector<std::string> > TableDrivenOperandPrinters;
+  std::vector<std::vector<std::string>> TableDrivenOperandPrinters;

 
   while (1) {
     std::vector<std::string> UniqueOperandCommands;
 
   while (1) {
     std::vector<std::string> UniqueOperandCommands;


@@ -393,7 +393,7 @@ void AsmWriterEmitter::EmitPrintInstruction(raw_ostream &O) {
     }
 
     // Remember the handlers for this set of operands.
     }
 
     // Remember the handlers for this set of operands.

-    TableDrivenOperandPrinters.push_back(UniqueOperandCommands);
+    TableDrivenOperandPrinters.push_back(std::move(UniqueOperandCommands));

   }
 
 
   }