[#llvm-GenericDINode-getIfExists-05]
= xref:llvm.adoc[llvm]::xref:llvm/GenericDINode.adoc[GenericDINode]::getIfExists
:relfileprefix: ../../
:mrdocs:

Get or create a GenericDINode with the given operands.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
xref:llvm/GenericDINode.adoc[GenericDINode]*
getIfExists(
    xref:llvm/LLVMContext.adoc[LLVMContext]& Context,
    unsigned int Tag,
    xref:llvm/MDString.adoc[MDString]* Header,
    xref:llvm/ArrayRef-08.adoc[ArrayRef<Metadata*>] DwarfOps);
----

== Description

Also provides getIfExists, getDistinct, and getTemporary variants.

== Return Value

The metadata node (uniqued, distinct, or temporary as requested); getIfExists may return nullptr.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *Context*
| LLVM context that owns the metadata.
| *Tag*
| DWARF tag for the node.
| *Header*
| Null‐separated header string.
| *DwarfOps*
| DWARF operand metadata nodes.
|===


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