Merge branch 'master' of git://sources.redhat.com/git/systemtap

1 files changed, 1 insertions, 1 deletions

diff --git a/util.h b/util.h
index d249a71b..4921cef7 100644
--- a/util.h
+++ b/util.h
@@ -72,7 +72,7 @@ lex_cast_qstring(IN const & in)
   out2 += '"';
   for (unsigned i=0; i<out.length(); i++)
     {
-      char c = out[i];
+      unsigned char c = out[i];
       if (! isprint(c))
         {
           out2 += '\\';