-Woverloaded-virtual added to CXXFLAGS

diff --git a/configure.ac b/configure.ac
index dd82e71..351c4d4 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -37,7 +37,7 @@ AC_SUBST(ZYPP_CFLAGS)
 
 dnl ==================================================
 
-CXXFLAGS="${CXXFLAGS} -g -O3 -Wall -Wformat"
+CXXFLAGS="${CXXFLAGS} -g -O3 -Wall -Wformat -Woverloaded-virtual"
 AC_SYS_LARGEFILE
 if test "$enable_largefile" != no ; then
        enable_largefile=yes