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

Visit all nodes in the expression tree using worklist traversal.

== Synopsis

Declared in `<llvm/Analysis/ScalarEvolutionExpressions.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename SV>
class SCEVTraversal;
----

== Description

Visitor implements: // return true to follow this node. bool follow(const SCEV *S); // return true to terminate the search. bool isDone();

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/SCEVTraversal/2constructor.adoc[`SCEVTraversal`]         [.small]#[constructor]#
| Construct a traversal that notifies `V` for each followed node.
| xref:llvm/SCEVTraversal/visitAll.adoc[`visitAll`] 
| Traverse every reachable SCEV starting at `Root.`
|===



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