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

Pass that exports this module's CFI checks for cross‐DSO verification.

== Synopsis

Declared in `<llvm/Transforms/IPO/CrossDSOCFI.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class CrossDSOCFIPass
    : public xref:llvm/OptionalPassInfoMixin-0246.adoc[OptionalPassInfoMixin<CrossDSOCFIPass>]
----

== Description

Exports all llvm.bitset's found in the module in the form of a __cfi_check function, which can be used to verify cross‐DSO call targets.

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `xref:llvm/OptionalPassInfoMixin-0246.adoc[OptionalPassInfoMixin<CrossDSOCFIPass>]`
| A CRTP mix‐in for passes that can be skipped.
|===

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/CrossDSOCFIPass/run.adoc[`run`] 
| Run cross‐DSO CFI export over the given module.
|===


== Static Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/CrossDSOCFIPass/isRequired.adoc[`isRequired`] 
| Return false; optional passes may be skipped.
|===



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