[#llvm-buffer_ostream-2constructor]
= xref:llvm.adoc[llvm]::xref:llvm/buffer_ostream.adoc[buffer_ostream]::buffer_ostream
:relfileprefix: ../../
:mrdocs:

Buffer writes and flush them to underlying stream `OS` on destruction.

== Synopsis

Declared in `<llvm/Support/raw_ostream.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
buffer_ostream(xref:llvm/raw_ostream.adoc[raw_ostream]& OS);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *OS*
| Destination stream flushed when this object is destroyed.
|===


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