Fix enum bitfields passed to stdarg functions

VT_ENUM types use the .ref member and can be VT_BITFIELD,
so we need to copy it as well.  Simply do it always.

1 files changed, 1 insertions, 0 deletions

diff --git a/tccgen.c b/tccgen.c
index 27ea83f..cd6e690 100644
--- a/tccgen.c
+++ b/tccgen.c
@@ -4058,6 +4058,7 @@ static void gfunc_param_typed(Sym *func, Sym *arg)
             gen_cast(&type);
         } else if (vtop->type.t & VT_BITFIELD) {
             type.t = vtop->type.t & (VT_BTYPE | VT_UNSIGNED);
+	    type.ref = vtop->type.ref;
             gen_cast(&type);
         }
     } else if (arg == NULL) {