external/libvisio/ubsan-visibility.patch

   1 --- configure
   2 +++ configure
   3 @@ -17847,7 +17847,7 @@
   4          { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -fvisibility=hidden compiler flag" >&5
   5  $as_echo_n "checking for -fvisibility=hidden compiler flag... " >&6; }
   6          saved_CXXFLAGS="$CXXFLAGS"
   7 -        CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
   8 +        CXXFLAGS="$CXXFLAGS -fvisibility-ms-compat"
   9          cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  10  /* end confdefs.h.  */
  11