1 files changed, 50 insertions, 0 deletions
diff --git a/clang-r344140b/include/llvm/DebugInfo/CodeView/SymbolVisitorCallbacks.h b/clang-r344140b/include/llvm/DebugInfo/CodeView/SymbolVisitorCallbacks.h
new file mode 100644
index 00000000..0816f7c6
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+++ b/clang-r344140b/include/llvm/DebugInfo/CodeView/SymbolVisitorCallbacks.h
@@ -0,0 +1,50 @@
+//===- SymbolVisitorCallbacks.h ---------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKS_H
+#define LLVM_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKS_H
+
+#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
+#include "llvm/Support/Error.h"
+
+namespace llvm {
+namespace codeview {
+
+class SymbolVisitorCallbacks {
+  friend class CVSymbolVisitor;
+
+public:
+  virtual ~SymbolVisitorCallbacks() = default;
+
+  /// Action to take on unknown symbols. By default, they are ignored.
+  virtual Error visitUnknownSymbol(CVSymbol &Record) {
+    return Error::success();
+  }
+
+  /// Paired begin/end actions for all symbols. Receives all record data,
+  /// including the fixed-length record prefix.  visitSymbolBegin() should
+  /// return the type of the Symbol, or an error if it cannot be determined.
+  virtual Error visitSymbolBegin(CVSymbol &Record, uint32_t Offset) {
+    return Error::success();
+  }
+  virtual Error visitSymbolBegin(CVSymbol &Record) { return Error::success(); }
+  virtual Error visitSymbolEnd(CVSymbol &Record) { return Error::success(); }
+
+#define SYMBOL_RECORD(EnumName, EnumVal, Name)                                 \
+  virtual Error visitKnownRecord(CVSymbol &CVR, Name &Record) {                \
+    return Error::success();                                                   \
+  }
+#define SYMBOL_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
+#include "llvm/DebugInfo/CodeView/CodeViewSymbols.def"
+};
+
+} // end namespace codeview
+} // end namespace llvm
+
+#endif // LLVM_DEBUGINFO_CODEVIEW_SYMBOLVISITORCALLBACKS_H