gcc/testsuite/gcc.dg/format/c99-printf-3.c

   1 /* Test for printf formats.  Test that the C99 functions get their default
   2    attributes in strict C99 mode, but the gettext functions do not.
   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, char *s, size_t n, va_list v0, va_list v1, va_list v2, va_list v3,
  12      va_list v4, va_list v5, va_list v6, va_list v7)
  13 {
  14   fprintf (stdout, "%d", i);
  15   fprintf (stdout, "%ld", i); /* { dg-warning "format" "fprintf" } */
  16   printf ("%d", i);
  17   printf ("%ld", i); /* { dg-warning "format" "printf" } */
  18   /* The "unlocked" functions shouldn't warn in c99 mode.  */
  19   fprintf_unlocked (stdout, "%ld", i); /* { dg-bogus "format" "fprintf_unlocked" } */
  20   printf_unlocked ("%ld", i); /* { dg-bogus "format" "printf_unlocked" } */
  21   sprintf (s, "%d", i);
  22   sprintf (s, "%ld", i); /* { dg-warning "format" "sprintf" } */
  23   snprintf (s, n, "%d", i);
  24   snprintf (s, n, "%ld", i); /* { dg-warning "format" "snprintf" } */
  25   vfprintf (stdout, "%d", v0);
  26   vfprintf (stdout, "%Y", v1); /* { dg-warning "format" "vfprintf" } */
  27   vprintf ("%d", v0);
  28   vprintf ("%Y", v1); /* { dg-warning "format" "vprintf" } */
  29   vsprintf (s, "%d", v0);
  30   vsprintf (s, "%Y", v1); /* { dg-warning "format" "vsprintf" } */
  31   vsnprintf (s, n, "%d", v0);
  32   vsnprintf (s, n, "%Y", v1); /* { dg-warning "format" "vsnprintf" } */
  33   printf (gettext ("%d"), i);
  34   printf (gettext ("%ld"), i);
  35   printf (dgettext ("", "%d"), i);
  36   printf (dgettext ("", "%ld"), i);
  37   printf (dcgettext ("", "%d", 0), i);
  38   printf (dcgettext ("", "%ld", 0), i);
  39 }