Make SymbolContexts iterable with the C++11 for (a : b) syntax using Sean’s AdaptedIterable.

llvm-svn: 198968

lldb/include/lldb/Symbol/SymbolContext.h

@@ -17,6 +17,7 @@
 #include "lldb/Core/Address.h"
 #include "lldb/Core/Mangled.h"
 #include "lldb/Symbol/LineEntry.h"
+#include "lldb/Utility/Iterable.h"
 
 namespace lldb_private {
 
@@ -552,6 +553,14 @@ protected:
     // Member variables.
     //------------------------------------------------------------------
     collection m_symbol_contexts; ///< The list of symbol contexts.
+
+public:
+    typedef AdaptedIterable<collection, SymbolContext, vector_adapter> SymbolContextIterable;
+    SymbolContextIterable
+    SymbolContexts()
+    {
+        return SymbolContextIterable(m_symbol_contexts);
+    }
 };
 
 bool operator== (const SymbolContext& lhs, const SymbolContext& rhs);