See https://metacpan.org/module/Win32API::File#SetErrorMode , SetErrorMode function (Windows), and try changing the error mode

In reply to Re: Can't trigger system debugger to dump core when Cygwin's Perl launches program with backticks by Anonymous Monk
in thread Can't trigger system debugger to dump core when Cygwin's Perl launches program with backticks by jimcant

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