gcc/testsuite/gcc.dg/format/ext-4.c

   1 /* Test for scanf formats.  %a extensions.  */
   2 /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
   3 /* { dg-do compile } */
   4 /* { dg-options "-std=gnu89 -Wformat" } */
   5
   6 #include "format.h"
   7
   8 void
   9 foo (char **sp, wchar_t **lsp)
  10 {
  11   /* %a formats for allocation, only recognized in C90 mode, are a
  12      GNU extension.  Followed by other characters, %a is not treated
  13      specially.
  14   */
  15   scanf ("%as", sp);
  16   scanf ("%aS", lsp);
  17   scanf ("%a[bcd]", sp);
  18 }