gcc/testsuite/gcc.dg/format/c23-strftime-1.c

   1 /* Test for strftime formats.  Formats using C23 features.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-std=c23 -pedantic -Wformat" } */
   4
   5 #include "format.h"
   6
   7 void
   8 foo (char *s, size_t m, const struct tm *tp)
   9 {
  10   strftime (s, m, "%Ob", tp);
  11   strftime (s, m, "%OB", tp);
  12   /* It's not clear that %h equivalence to %b means %Oh is equivalent
  13      to %Ob; here we expect %Oh to be diagnosed.  */
  14   strftime (s, m, "%Oh", tp); /* { dg-warning "flag|modifier" "bad %Oh" } */
  15 }