Translate AST to Hydrogen missing position

src/hydrogen.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_HYDROGEN_H_
 #define V8_HYDROGEN_H_
 
 #include "src/accessors.h"
 #include "src/allocation.h"
 #include "src/ast.h"
@@ skipping 1871 matching lines @@
     if (top_info()->is_tracking_positions()) {
       start_position_ = start_position;
       position_.set_inlining_id(id);
     }
   }
 
   // Convert the given absolute offset from the start of the script to
   // the SourcePosition assuming that this position corresponds to the
   // same function as current position_.
   SourcePosition ScriptPositionToSourcePosition(int position) {
+    if (position == RelocInfo::kNoPosition) {
+      return SourcePosition::Unknown();
+    }
     SourcePosition pos = position_;
     pos.set_position(position - start_position_);
     return pos;
   }
 
   SourcePosition source_position() { return position_; }
   void set_source_position(SourcePosition position) { position_ = position; }
 
   HValue* BuildAllocateEmptyArrayBuffer(HValue* byte_length);
   template <typename ViewClass>
@@ skipping 1138 matching lines @@
   }
 
  private:
   HGraphBuilder* builder_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_H_