shut up int/unsigned warning complaint

PDAL · Apr 11, 2013 · 4713fdf · 4713fdf
1 parent 8052dc7
commit 4713fdf
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/include/pdal/Utils.hpp b/include/pdal/Utils.hpp
@@ -148,9 +148,9 @@ class PDAL_DLL Utils
         for (std::string::const_iterator it = source.begin(); it < source.end(); it += 2) {
             unsigned char v = 0;
             if (::isxdigit(*it))
-                v = nibbles[::toupper(*it) - '0'] << 4;
+                v = (unsigned char)nibbles[::toupper(*it) - '0'] << 4;
             if (it + 1 < source.end() && ::isxdigit(*(it + 1)))
-                v += nibbles[::toupper(*(it + 1)) - '0'];
+                v += (unsigned char)nibbles[::toupper(*(it + 1)) - '0'];
             retval.push_back(v);
         }
         return retval;