no need to create temporaries when appending number to O[U]StringBuffer

Change-Id: I36d82423b5f75010552696a66cec7e53ee265ce4
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/114395
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/writerfilter/source/rtftok/rtfdocumentimpl.cxx b/writerfilter/source/rtftok/rtfdocumentimpl.cxx
index f4a66c5c3c98..486a5bde6444 100644
--- a/writerfilter/source/rtftok/rtfdocumentimpl.cxx
+++ b/writerfilter/source/rtftok/rtfdocumentimpl.cxx
@@ -2264,7 +2264,7 @@ RTFError RTFDocumentImpl::beforePopState(RTFParserState& rState)
                             aStream.ReadUChar(ch);
                             if (ch < 16)
                                 aBuf.append("0");
-                            aBuf.append(OUString::number(ch, 16));
+                            aBuf.append(static_cast<sal_Int32>(ch), 16);
                         }
                         m_aStates.top().getDestinationText() = aBuf;
                     }