[#llvm-GraphTraits-0fc]
= xref:llvm.adoc[llvm]::xref:llvm/GraphTraits-061.adoc[GraphTraits]<xref:llvm/Inverse.adoc[Inverse<BasicBlock*>]>
:relfileprefix: ../
:mrdocs:

GraphTraits specialization walking a BasicBlock CFG in inverse (predecessor) order.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<>
struct xref:llvm/GraphTraits-061.adoc[GraphTraits]<xref:llvm/Inverse.adoc[Inverse<BasicBlock*>]>;
----

== Type Aliases

[cols="1,4"]
|===
| Name| Description
| xref:llvm/GraphTraits-0fc/ChildIteratorType.adoc[`ChildIteratorType`] 
| Iterator over predecessor basic blocks of a CFG node.
| xref:llvm/GraphTraits-0fc/NodeRef.adoc[`NodeRef`] 
| Graph node type for a mutable basic block pointer.
|===


== Static Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/GraphTraits-0fc/child_begin.adoc[`child_begin`] 
| Return the begin iterator over predecessors of `N.`
| xref:llvm/GraphTraits-0fc/child_end.adoc[`child_end`] 
| Return the end iterator over predecessors of `N.`
| xref:llvm/GraphTraits-0fc/getEntryNode.adoc[`getEntryNode`] 
| Return the wrapped basic block as the inverse‐graph entry node.
| xref:llvm/GraphTraits-0fc/getNumber.adoc[`getNumber`] 
| Return the dense number of basic block `BB.`
|===


== Derived Classes

[cols="1,4"]
|===
| Name| Description
| xref:llvm/GraphTraits-041.adoc[`GraphTraits<Inverse<Function*>>`] 
| GraphTraits specialization walking a Function CFG in inverse (predecessor) order.
|===


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