FUNCTION::RETURNVAL

Section: Errno Tapset (3stap)
Updated: October 2025
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NAME

function::returnval - Possible return value of probed function

SYNOPSIS

    returnval:long()

ARGUMENTS

None

DESCRIPTION

Return the value of the register in which function values are typically returned. Can be used in probes where $return isn't available. This is only a guess of the actual return value and can be totally wrong. Normally only used in dwarfless probes.