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

Helper to remove instructions inserted during SCEV expansion, unless they are marked as used.

== Synopsis

Declared in `<llvm/Transforms/Utils/ScalarEvolutionExpander.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class SCEVExpanderCleaner;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/SCEVExpanderCleaner/2constructor.adoc[`SCEVExpanderCleaner`]         [.small]#[constructor]#
| Create a cleaner that removes unused expansions from `Expander.`
| xref:llvm/SCEVExpanderCleaner/2destructor.adoc[`~SCEVExpanderCleaner`] [.small]#[destructor]#
| Destroy the cleaner and remove unused expansions unless marked used.
| xref:llvm/SCEVExpanderCleaner/cleanup.adoc[`cleanup`] 
| Remove unused instructions inserted during SCEV expansion.
| xref:llvm/SCEVExpanderCleaner/markResultUsed.adoc[`markResultUsed`] 
| Indicate that the result of the expansion is used.
|===



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