1  /* Test for format attributes: test applying them to types.  */
       2  /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
       3  /* { dg-do compile } */
       4  /* { dg-options "-std=gnu99 -Wformat" } */
       5  
       6  #define DONT_GNU_PROTOTYPE
       7  #include "format.h"
       8  
       9  __attribute__((format(gnu_attr_printf, 1, 2))) void (*tformatprintf0) (const char *, ...);
      10  void (*tformatprintf1) (const char *, ...) __attribute__((format(gnu_attr_printf, 1, 2)));
      11  void (__attribute__((format(gnu_attr_printf, 1, 2))) *tformatprintf2) (const char *, ...);
      12  void (__attribute__((format(gnu_attr_printf, 1, 2))) ****tformatprintf3) (const char *, ...);
      13  
      14  char * (__attribute__((format_arg(1))) *tformat_arg) (const char *);
      15  
      16  void
      17  baz (int i)
      18  {
      19    (*tformatprintf0) ("%d", i);
      20    (*tformatprintf0) ((*tformat_arg) ("%d"), i);
      21    (*tformatprintf0) ("%"); /* { dg-warning "23:format" "prefix" } */
      22    (*tformatprintf0) ((*tformat_arg) ("%")); /* { dg-warning "format" "prefix" } */
      23    (*tformatprintf1) ("%d", i);
      24    (*tformatprintf1) ((*tformat_arg) ("%d"), i);
      25    (*tformatprintf1) ("%"); /* { dg-warning "format" "postfix" } */
      26    (*tformatprintf1) ((*tformat_arg) ("%")); /* { dg-warning "format" "postfix" } */
      27    (*tformatprintf2) ("%d", i);
      28    (*tformatprintf2) ((*tformat_arg) ("%d"), i);
      29    (*tformatprintf2) ("%"); /* { dg-warning "format" "nested" } */
      30    (*tformatprintf2) ((*tformat_arg) ("%")); /* { dg-warning "format" "nested" } */
      31    (****tformatprintf3) ("%d", i);
      32    (****tformatprintf3) ((*tformat_arg) ("%d"), i);
      33    (****tformatprintf3) ("%"); /* { dg-warning "format" "nested 2" } */
      34    (****tformatprintf3) ((*tformat_arg) ("%")); /* { dg-warning "format" "nested 2" } */
      35  }