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

Holds a DIExpression and keeps track of how many operands have been consumed so far.

== Synopsis

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

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

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/DIExpressionCursor/2constructor-00c.adoc[`DIExpressionCursor`]         [.small]#[constructor]#
| Constructors
| xref:llvm/DIExpressionCursor/assignNewExpr.adoc[`assignNewExpr`] 
| Replace the expression this cursor walks.
| xref:llvm/DIExpressionCursor/begin.adoc[`begin`] 
| Return an iterator to the beginning of the range.
| xref:llvm/DIExpressionCursor/consume.adoc[`consume`] 
| Consume N operations.
| xref:llvm/DIExpressionCursor/end.adoc[`end`] 
| Return an iterator to the end of the range.
| xref:llvm/DIExpressionCursor/getFragmentInfo.adoc[`getFragmentInfo`] 
| Retrieve the fragment information, if any.
| xref:llvm/DIExpressionCursor/peek.adoc[`peek`] 
| Return the current operation.
| xref:llvm/DIExpressionCursor/peekNext.adoc[`peekNext`] 
| Return the next operation.
| xref:llvm/DIExpressionCursor/peekNextN.adoc[`peekNextN`] 
| Peek at the operand N steps ahead without consuming.
| xref:llvm/DIExpressionCursor/take.adoc[`take`] 
| Consume one operation.
| xref:llvm/DIExpressionCursor/2conversion.adoc[`operator bool`] 
| Determine whether there are any operations left in this expression.
|===



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