1 files changed, 4 insertions, 0 deletions
diff --git a/src/processor/stackwalker_amd64.h b/src/processor/stackwalker_amd64.h
index 9e61fcf5..cde95208 100644
--- a/src/processor/stackwalker_amd64.h
+++ b/src/processor/stackwalker_amd64.h
@@ -77,6 +77,10 @@ class StackwalkerAMD64 : public Stackwalker {
   StackFrameAMD64 *GetCallerByCFIFrameInfo(const vector<StackFrame *> &frames,
                                            CFIFrameInfo *cfi_frame_info);
 
+  // Scan the stack for plausible return addresses. The caller takes ownership
+  // of the returned frame. Return NULL on failure. 
+  StackFrameAMD64 *GetCallerByStackScan(const vector<StackFrame *> &frames);
+
   // Stores the CPU context corresponding to the innermost stack frame to
   // be returned by GetContextFrame.
   const MDRawContextAMD64 *context_;