1 /* { dg-do compile } */
2 
3 #define ATTR_PRINTF __attribute__ ((format (printf, 1, 2)))
4 #define ATTR_USED __attribute__ ((used))
5 
6 void bar (int, ...);
7 
8 /* gcc would segfault on the nested attribute.  */
foo(void)9 void foo (void)
10 {
11   bar (0, (void (*ATTR_PRINTF) (const char *, ...)) 0);
12 }
13 
14 /* For consistency, unnamed decls should give the same warnings as
15    named ones.  */
16 void proto1 (int (*ATTR_USED) (void)); /* { dg-warning "attribute ignored" } */
17 void proto2 (int (*ATTR_USED bar) (void)); /* { dg-warning "attribute ignored" } */
18