[#llvm-LiveIntervals-reanalyze]
= xref:llvm.adoc[llvm]::xref:llvm/LiveIntervals.adoc[LiveIntervals]::reanalyze
:relfileprefix: ../../
:mrdocs:

Clear and recompute live intervals for machine function `MF.`

== Synopsis

Declared in `<llvm/CodeGen/LiveIntervals.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
reanalyze(xref:llvm/MachineFunction.adoc[MachineFunction]& MF);
----

== Description

For legacy pass to recompute liveness.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *MF*
| Machine function whose live intervals are recomputed.
|===


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