用于进行gcc测试

				/* PR c/12466				   Test for not warning about ellipsises with -Wold-style-definition. */								/* Origin: Kelley Cook  */				/* { dg-do compile } */				/* { dg-options "-Wold-style-definition" } */								void bar1 ( ... ) {} /* { dg-error "ISO C requires a named argument" } */								void bar2 (int a, ... ) {}