1  /* Test for printf formats.  Formats using extensions to the standard
       2     should be rejected in strict pedantic mode.
       3  */
       4  /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
       5  /* { dg-do compile } */
       6  /* { dg-options "-std=iso9899:1999 -pedantic -Wformat" } */
       7  
       8  #include "format.h"
       9  
      10  void
      11  foo (int i, long long ll, size_t z, wint_t lc, wchar_t *ls)
      12  {
      13    /* The length modifiers q, Z and L as applied to integer formats are
      14       extensions.
      15    */
      16    printf ("%qd", ll); /* { dg-warning "C" "%q length" } */
      17    printf ("%Ld", ll); /* { dg-warning "C" "%L length" } */
      18    printf ("%Zd", z); /* { dg-warning "C" "%Z length" } */
      19    /* The conversion specifiers C and S are X/Open extensions; the
      20       conversion specifier m is a GNU extension.
      21    */
      22    printf ("%m"); /* { dg-warning "C" "printf %m" } */
      23    printf ("%C", lc); /* { dg-warning "C" "printf %C" } */
      24    printf ("%S", ls); /* { dg-warning "C" "printf %S" } */
      25    /* The flag character ', and the use of operand number $ formats, are
      26       X/Open extensions.
      27    */
      28    printf ("%'d", i); /* { dg-warning "C" "printf ' flag" } */
      29    printf ("%1$d", i); /* { dg-warning "C" "printf $ format" } */
      30    /* The flag character I is a GNU extension.  */
      31    printf ("%Id", i); /* { dg-warning "C" "printf I flag" } */
      32  }