gcc/testsuite/gcc.dg/builtin-apply4.c

   1 /* PR tree-optimization/20076 */
   2 /* { dg-options "-O2 -Wmissing-noreturn" } */
   3 /* { dg-options "-O2 -mno-mmx" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
   4 /* { dg-do run } */
   5
   6 extern void abort (void);
   7
   8 double
   9 foo (int arg)
  10 {
  11   if (arg != 116)
  12     abort();
  13   return arg + 1;
  14 }
  15
  16 inline double
  17 bar (int arg)
  18 {
  19   foo (arg);
  20   __builtin_return (__builtin_apply ((void (*) ()) foo,
  21                                      __builtin_apply_args (), 16));
  22 }
  23
  24 int
  25 main (int argc, char **argv)
  26 {
  27   if (bar (116) != 117.0)
  28     abort ();
  29
  30   return 0;
  31 }