1 files changed, 34 insertions, 0 deletions
diff --git a/contrib/llvm/include/llvm/ADT/StringSet.h b/contrib/llvm/include/llvm/ADT/StringSet.h
new file mode 100644
index 0000000..3e0cc20
--- /dev/null
+++ b/contrib/llvm/include/llvm/ADT/StringSet.h
@@ -0,0 +1,34 @@
+//===--- StringSet.h - The LLVM Compiler Driver -----------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open
+// Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//  StringSet - A set-like wrapper for the StringMap.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_ADT_STRINGSET_H
+#define LLVM_ADT_STRINGSET_H
+
+#include "llvm/ADT/StringMap.h"
+
+namespace llvm {
+
+  /// StringSet - A wrapper for StringMap that provides set-like functionality.
+  template <class AllocatorTy = llvm::MallocAllocator>
+  class StringSet : public llvm::StringMap<char, AllocatorTy> {
+    typedef llvm::StringMap<char, AllocatorTy> base;
+  public:
+
+    std::pair<typename base::iterator, bool> insert(StringRef Key) {
+      assert(!Key.empty());
+      return base::insert(std::make_pair(Key, '\0'));
+    }
+  };
+}
+
+#endif // LLVM_ADT_STRINGSET_H