FUNCTION::FP\_LT(3stap) Floating point processing Taps FUNCTION::FP\_LT(3stap)

# [NAME](#NAME)

function::fp\_lt - fp comparison function less than

# [SYNOPSIS](#SYNOPSIS)

```


    fp_lt:long(infp1:long,infp2:long)
```

# [ARGUMENTS](#ARGUMENTS)

*infp1*

the 64 bit floating point input

*infp2*

second 64 bit floating point input

# [DESCRIPTION](#DESCRIPTION)

check if infp1 is strictly less than infp2

# [SEE ALSO0](#SEE_ALSO0)

[*tapset::floatingpoint*(3stap)](/man/enterprise-packages/systemtap/tapset::floatingpoint.3stap)

September 2026 SystemTap Tapset Reference Ver

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Document: function::fp_lt(3stap) from systemtap 5.6-r0 (Chainguard OS)
Source: https://sourceware.org/git/systemtap.git