gcc/testsuite/gcc.dg/compat/struct-by-value-22_main.c

   1 /* { dg-require-effective-target alloca } */
   2 /* { dg-skip-if "limited code space" { pdp11-*-* } } */
   3
   4 /* Test variable sized function argument passing.
   5    GCC 3.2 and earlier is incompatible with GCC 3.3+ on x86-64,
   6    the latter passes variable sized arguments by reference while
   7    the former doesn't.
   8    See http://gcc.gnu.org/ml/gcc-patches/2003-01/msg01830.html */
   9
  10 #ifndef SKIP_VLA_IN_STRUCT
  11 extern void struct_by_value_22_x (void);
  12 #endif
  13 extern void exit (int);
  14 int fails;
  15
  16 int
  17 main ()
  18 {
  19 #ifndef SKIP_VLA_IN_STRUCT
  20   struct_by_value_22_x ();
  21 #endif
  22   exit (0);
  23 }