[#llvm-ConvertUTF16toUTF32]
= xref:llvm.adoc[llvm]::ConvertUTF16toUTF32
:relfileprefix: ../
:mrdocs:

Convert a UTF‐16 sequence to UTF‐32.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:llvm/ConversionResult.adoc[ConversionResult]
ConvertUTF16toUTF32(
    xref:llvm/UTF16.adoc[UTF16] const** sourceStart,
    xref:llvm/UTF16.adoc[UTF16] const* sourceEnd,
    xref:llvm/UTF32.adoc[UTF32]** targetStart,
    xref:llvm/UTF32.adoc[UTF32]* targetEnd,
    xref:llvm/ConversionFlags.adoc[ConversionFlags] flags);
----

== Return Value

A `ConversionResult` indicating success or the failure reason.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *sourceStart* [inout]
| Pointer to the start of the UTF‐16 source; updated past the last converted code unit on return.
| *sourceEnd*
| Pointer just past the end of the source buffer.
| *targetStart* [inout]
| Pointer to the start of the UTF‐32 target; updated past the last written code unit on return.
| *targetEnd*
| Pointer just past the end of the target buffer.
| *flags*
| Whether conversion is strict or lenient.
|===


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