[#llvm-cast_or_null-02f]
= xref:llvm.adoc[llvm]::cast_or_null
:relfileprefix: ../
:mrdocs:

Deprecated alias for `cast_if_present` on a const value.

== Synopsis

Declared in `<llvm/Support/Casting.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class X,
    class Y>
auto
cast_or_null(Y const& Val);
----

== Return Value

The result of `cast_if_present<X>(Val).`

== Parameters

[cols="1,4"]
|===
| Name| Description
| *Val*
| Value forwarded to `cast_if_present.`
|===


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