add missing skip_typeref

[r18835]

diff --git a/parser.c b/parser.c
index bedf872..752d000 100644 (file)
--- a/parser.c
+++ b/parser.c
@@ -4788,8 +4788,10 @@ static bool expression_has_effect(const expression_t *const expr)
                case EXPR_UNARY_POSTFIX_DECREMENT:   return true;
                case EXPR_UNARY_PREFIX_INCREMENT:    return true;
                case EXPR_UNARY_PREFIX_DECREMENT:    return true;
-               case EXPR_UNARY_CAST:
-                       return is_type_atomic(expr->base.type, ATOMIC_TYPE_VOID);
+               case EXPR_UNARY_CAST: {
+                       type_t *type = skip_typeref(expr->base.type);
+                       return is_type_atomic(type, ATOMIC_TYPE_VOID);
+               }
                case EXPR_UNARY_CAST_IMPLICIT:       return true;
                case EXPR_UNARY_ASSUME:              return true;
                case EXPR_UNARY_BITFIELD_EXTRACT:    return false;