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Devel::MAT::Tool::ListDanglingPtrs(3pm) User Contributed Perl Documentation Devel::MAT::Tool::ListDanglingPtrs(3pm)

NAME

"Devel::MAT::Tool::ListDanglingPtrs" - display a list of SV pointer fields that do not point at known SVs

DESCRIPTION

This "Devel::MAT" tool displays a list of fields from known SVs containing non-NULL addresses, but which do not point to other known SVs. These are so-called "dangling pointers".

COMMANDS

list-dangling-ptrs

   pmat> list-dangling-ptrs
   CODE(proto) at 0x55b9d83ae3d8 has no constval SV at addr 0x55b9d83963f0
   ...

Prints a list of fields in SVs which do not point at other valid SVs.

AUTHOR

Paul Evans <leonerd@leonerd.org.uk>

2023-03-26 perl v5.36.0