gcc/testsuite/gcc.dg/format/c90-scanf-4.c

   1 /* Test for scanf formats.  Test that the C90 functions get their default
   2    attributes in strict C90 mode, but the C99 and gettext functions
   3    do not.
   4 */
   5 /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
   6 /* { dg-do compile } */
   7 /* { dg-options "-std=iso9899:1990 -pedantic -Wformat" } */
   8
   9 #include "format.h"
  10
  11 void
  12 foo (int *ip, char *s, va_list v0, va_list v1, va_list v2, va_list v3,
  13      va_list v4, va_list v5)
  14 {
  15   fscanf (stdin, "%d", ip);
  16   fscanf (stdin, "%ld", ip); /* { dg-warning "format" "fscanf" } */
  17   scanf ("%d", ip);
  18   scanf ("%ld", ip); /* { dg-warning "format" "scanf" } */
  19   sscanf (s, "%d", ip);
  20   sscanf (s, "%ld", ip); /* { dg-warning "format" "sscanf" } */
  21   vfscanf (stdin, "%d", v0);
  22   vfscanf (stdin, "%Y", v1);
  23   vscanf ("%d", v2);
  24   vscanf ("%Y", v3);
  25   vsscanf (s, "%d", v4);
  26   vsscanf (s, "%Y", v5);
  27   scanf (gettext ("%d"), ip);
  28   scanf (gettext ("%ld"), ip);
  29   scanf (dgettext ("", "%d"), ip);
  30   scanf (dgettext ("", "%ld"), ip);
  31   scanf (dcgettext ("", "%d", 0), ip);
  32   scanf (dcgettext ("", "%ld", 0), ip);
  33 }