1 files changed, 27 insertions, 0 deletions
diff --git a/lld/lib/Support/Memory.cpp b/lld/lib/Support/Memory.cpp
new file mode 100644
index 00000000000..9bdcdcc8fdb
--- /dev/null
+++ b/lld/lib/Support/Memory.cpp
@@ -0,0 +1,27 @@
+//===- Memory.cpp -----------------------------------------------*- C++ -*-===//
+//
+//                             The LLVM Linker
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "lld/Support/Memory.h"
+
+using namespace llvm;
+
+namespace lld {
+BumpPtrAllocator BAlloc;
+StringSaver Saver{BAlloc};
+
+SpecificAllocBase::SpecificAllocBase() { Instances.push_back(this); }
+
+std::vector<SpecificAllocBase *> SpecificAllocBase::Instances;
+
+void freeArena() {
+  for (SpecificAllocBase *Alloc : SpecificAllocBase::Instances)
+    Alloc->reset();
+  BAlloc.Reset();
+}
+}