Getting Started with TotalView Products : Memory Debugging : Finding Dangling Pointers
Finding Dangling Pointers
With memory debugging turned on in TotalView, you can identify a dangling pointer (points into deallocated memory) through additional information in the Variable Windows and the Stack Frame Pane, Figure 26.
 
Figure 26: Dangling Pointers
See More
*On fixing dangling pointers: Fixing Dangling Pointer Problems” in the MemoryScape User Guide
*On using the command dheap -is_dangling: “Checking for Dangling Pointers: dheap -is_dangling” in the MemoryScape User Guide