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

Read the producer string from the header of a bitcode buffer.

== Synopsis

Declared in `<llvm/Bitcode/BitcodeReader.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:llvm/Expected.adoc[Expected<std::string>]
getBitcodeProducerString(xref:llvm/MemoryBufferRef.adoc[MemoryBufferRef] Buffer);
----

== Description

If successful, this returns a string. On error, this returns "".

== Return Value

The producer string from the identification block, or an empty string on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *Buffer*
| Memory buffer containing the bitcode.
|===


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