[llvm] r244044 - [YAMLTraits] Use StringRef::copy. No functionality change.

[Benjamin Kramer]

Author: d0k
Date: Wed Aug  5 09:16:38 2015
New Revision: 244044

URL: http://llvm.org/viewvc/llvm-project?rev=244044&view=rev
Log:
[YAMLTraits] Use StringRef::copy. No functionality change.

Modified:
    llvm/trunk/lib/Support/YAMLTraits.cpp

Modified: llvm/trunk/lib/Support/YAMLTraits.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/YAMLTraits.cpp?rev=244044&r1=244043&r2=244044&view=diff
==============================================================================
--- llvm/trunk/lib/Support/YAMLTraits.cpp (original)
+++ llvm/trunk/lib/Support/YAMLTraits.cpp Wed Aug  5 09:16:38 2015
@@ -332,17 +332,12 @@ std::unique_ptr<Input::HNode> Input::cre
     StringRef KeyStr = SN->getValue(StringStorage);
     if (!StringStorage.empty()) {
       // Copy string to permanent storage
-      unsigned Len = StringStorage.size();
-      char *Buf = StringAllocator.Allocate<char>(Len);
-      memcpy(Buf, &StringStorage[0], Len);
-      KeyStr = StringRef(Buf, Len);
+      KeyStr = StringStorage.str().copy(StringAllocator);
     }
     return llvm::make_unique<ScalarHNode>(N, KeyStr);
   } else if (BlockScalarNode *BSN = dyn_cast<BlockScalarNode>(N)) {
-    StringRef Value = BSN->getValue();
-    char *Buf = StringAllocator.Allocate<char>(Value.size());
-    memcpy(Buf, Value.data(), Value.size());
-    return llvm::make_unique<ScalarHNode>(N, StringRef(Buf, Value.size()));
+    StringRef ValueCopy = BSN->getValue().copy(StringAllocator);
+    return llvm::make_unique<ScalarHNode>(N, ValueCopy);
   } else if (SequenceNode *SQ = dyn_cast<SequenceNode>(N)) {
     auto SQHNode = llvm::make_unique<SequenceHNode>(N);
     for (Node &SN : *SQ) {
@@ -365,10 +360,7 @@ std::unique_ptr<Input::HNode> Input::cre
       StringRef KeyStr = KeyScalar->getValue(StringStorage);
       if (!StringStorage.empty()) {
         // Copy string to permanent storage
-        unsigned Len = StringStorage.size();
-        char *Buf = StringAllocator.Allocate<char>(Len);
-        memcpy(Buf, &StringStorage[0], Len);
-        KeyStr = StringRef(Buf, Len);
+        KeyStr = StringStorage.str().copy(StringAllocator);
       }
       auto ValueHNode = this->createHNodes(KVN.getValue());
       if (EC)