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

Begin scheduling within basic block `bb.`

== Synopsis

Declared in `<llvm/CodeGen/MachineScheduler.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
void
startBlock(xref:llvm/MachineBasicBlock.adoc[MachineBasicBlock]* bb) override;
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *bb*
| Basic block about to be scheduled.
|===


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