[#llvm-WeakTrackingVH-2constructor-01]
= xref:llvm.adoc[llvm]::xref:llvm/WeakTrackingVH.adoc[WeakTrackingVH]::WeakTrackingVH
:relfileprefix: ../../
:mrdocs:

Construct a weak tracking handle that points to `P.`

== Synopsis

Declared in `<llvm/IR/ValueHandle.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
WeakTrackingVH(xref:llvm/Value.adoc[Value]* P);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *P*
| Value to track, or null.
|===


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