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

Erase a list of dead instructions, optionally notifying a debug observer.

== Synopsis

Declared in `<llvm/CodeGen/GlobalISel/Utils.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
eraseInstrs(
    xref:llvm/ArrayRef-08.adoc[ArrayRef<MachineInstr*>] DeadInstrs,
    xref:llvm/MachineRegisterInfo.adoc[MachineRegisterInfo]& MRI,
    xref:llvm/LostDebugLocObserver.adoc[LostDebugLocObserver]* LocObserver = nullptr);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *DeadInstrs*
| Instructions to erase.
| *MRI*
| Register information for the function.
| *LocObserver*
| Optional observer for lost debug locations.
|===


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