gcc/testsuite/gcc.dg/pr65066.c

   1 /* PR c/65066 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Wformat -Wformat-signedness" } */
   4
   5 extern int sscanf (const char *restrict, const char *restrict, ...);
   6 int *a;
   7
   8 void
   9 foo ()
  10 {
  11   sscanf (0, "0x%x  #", a); /* { dg-warning "expects argument of type" } */
  12 }