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path: root/fxbarcode/oned/BC_OnedCode39Writer.cpp
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Diffstat (limited to 'fxbarcode/oned/BC_OnedCode39Writer.cpp')
-rw-r--r--fxbarcode/oned/BC_OnedCode39Writer.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/fxbarcode/oned/BC_OnedCode39Writer.cpp b/fxbarcode/oned/BC_OnedCode39Writer.cpp
index f04dc195ea..9152155e29 100644
--- a/fxbarcode/oned/BC_OnedCode39Writer.cpp
+++ b/fxbarcode/oned/BC_OnedCode39Writer.cpp
@@ -73,6 +73,7 @@ bool CBC_OnedCode39Writer::CheckContentValidity(
WideString CBC_OnedCode39Writer::FilterContents(
const WideStringView& contents) {
WideString filtercontents;
+ filtercontents.Reserve(contents.GetLength());
for (size_t i = 0; i < contents.GetLength(); i++) {
wchar_t ch = contents[i];
if (ch == L'*' && (i == 0 || i == contents.GetLength() - 1)) {