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Diffstat (limited to 'fxbarcode/datamatrix/BC_HighLevelEncoder.h')
-rw-r--r--fxbarcode/datamatrix/BC_HighLevelEncoder.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fxbarcode/datamatrix/BC_HighLevelEncoder.h b/fxbarcode/datamatrix/BC_HighLevelEncoder.h
index 50cfc8c592..9ad0d705be 100644
--- a/fxbarcode/datamatrix/BC_HighLevelEncoder.h
+++ b/fxbarcode/datamatrix/BC_HighLevelEncoder.h
@@ -29,7 +29,7 @@ class CBC_HighLevelEncoder {
WideString ecLevel,
bool allowRectangular,
int32_t& e);
- static int32_t lookAheadTest(WideString msg,
+ static int32_t lookAheadTest(const WideString& msg,
int32_t startpos,
int32_t currentMode);
static bool isDigit(wchar_t ch);