+2004-01-30 Giovanni Bajo <giovannibajo@gcc.gnu.org>
+
+ PR c++/13683
+ * call.c (convert_arg_to_ellipsis): Don't emit a warning if within
+ a sizeof expression.block
+
2004-01-29 Mark Mitchell <mark@codesourcery.com>
PR c++/13883
arg = require_complete_type (arg);
- if (arg != error_mark_node && ! pod_type_p (TREE_TYPE (arg)))
+ if (arg != error_mark_node
+ && !pod_type_p (TREE_TYPE (arg)))
{
/* Undefined behavior [expr.call] 5.2.2/7. We used to just warn
here and do a bitwise copy, but now cp_expr_size will abort if we
- try to do that. */
- warning ("cannot pass objects of non-POD type `%#T' through `...'; \
-call will abort at runtime",
- TREE_TYPE (arg));
+ try to do that.
+ If the call appears in the context of a sizeof expression,
+ there is no need to emit a warning, since the expression won't be
+ evaluated. We keep the builtin_trap just as a safety check. */
+ if (!skip_evaluation)
+ warning ("cannot pass objects of non-POD type `%#T' through `...'; "
+ "call will abort at runtime", TREE_TYPE (arg));
arg = call_builtin_trap (TREE_TYPE (arg));
}