updates to latexfeatures stuff; allow empty \document_path

[lyx.git] / src / mathed / math_macroarg.C

diff --git a/src/mathed/math_macroarg.C b/src/mathed/math_macroarg.C
index 179b32fad681e3bf81d3122de3886a0934b750db..f65510383290efca8decca4b827c065beb24313f 100644 (file)
--- a/src/mathed/math_macroarg.C
+++ b/src/mathed/math_macroarg.C
@@ -19,7 +19,7 @@ MathMacroArgument::MathMacroArgument(int n)
                        << n << std::endl;
        }
        str_[0] = '#';
-       str_[1] = '0' + n;
+       str_[1] = static_cast<unsigned char>('0' + n);
        str_[2] = '\0';
 }