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

Create a legacy pass that lowers llvm.global_dtors via atexit wrappers.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:llvm/ModulePass.adoc[ModulePass]*
createLowerGlobalDtorsLegacyPass();
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== Description

Lowers llvm.global_dtors by creating wrapper functions that are registered in llvm.global_ctors and which contain a call to `__cxa_atexit` to register their destructor functions.

== Return Value

An owning pointer to the newly created ModulePass.


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