SmallVector: Resolve a long-standing fixme by using the existing unitialized_copy dispatch.

This makes append() use memcpy for trivially copyable types.

llvm-svn: 229142

1 files changed, 1 insertions, 3 deletions

diff --git a/llvm/include/llvm/ADT/SmallVector.h b/llvm/include/llvm/ADT/SmallVector.h
index af9bbb62345..c9ddf61f5e8 100644
--- a/llvm/include/llvm/ADT/SmallVector.h
+++ b/llvm/include/llvm/ADT/SmallVector.h
@@ -414,9 +414,7 @@ public:
       this->grow(this->size()+NumInputs);
 
     // Copy the new elements over.
-    // TODO: NEED To compile time dispatch on whether in_iter is a random access
-    // iterator to use the fast uninitialized_copy.
-    std::uninitialized_copy(in_start, in_end, this->end());
+    this->uninitialized_copy(in_start, in_end, this->end());
     this->setEnd(this->end() + NumInputs);
   }