[#llvm-PatternMatch-m_Instruction-0b]
= xref:llvm.adoc[llvm]::xref:llvm/PatternMatch.adoc[PatternMatch]::m_Instruction
:relfileprefix: ../../
:mrdocs:

Match against the nested pattern, and capture the instruction if we match.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename Pattern>
auto
m_Instruction(
    xref:llvm/Instruction.adoc[Instruction] const*& I,
    Pattern const& P);
----

== Return Value

A matcher for against the nested pattern, and capture the instruction if we match.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *I*
| Reference that receives the matched Instruction.
| *P*
| The nested pattern to match.
|===


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