shotgun/external_libs/libffi/testsuite/libffi.special/unwindtest_ffi_call.cc

   1 /* Area:        ffi_call, unwind info
   2    Purpose:     Check if the unwind information is passed correctly.
   3    Limitations: none.
   4    PR:          none.
   5    Originator:  Andreas Tobler <andreast@gcc.gnu.org> 20061213  */
   6
   7 /* { dg-do run } */
   8 #include "ffitestcxx.h"
   9
  10 static int checking(int a __UNUSED__, short b __UNUSED__,
  11                     signed char c __UNUSED__)
  12 {
  13   throw 9;
  14 }
  15
  16 int main (void)
  17 {
  18   ffi_cif cif;
  19   ffi_type *args[MAX_ARGS];
  20   void *values[MAX_ARGS];
  21   ffi_arg rint;
  22
  23   signed int si;
  24   signed short ss;
  25   signed char sc;
  26
  27   args[0] = &ffi_type_sint;
  28   values[0] = &si;
  29   args[1] = &ffi_type_sshort;
  30   values[1] = &ss;
  31   args[2] = &ffi_type_schar;
  32   values[2] = &sc;
  33
  34   /* Initialize the cif */
  35   CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3,
  36                      &ffi_type_sint, args) == FFI_OK);
  37
  38   si = -6;
  39   ss = -12;
  40   sc = -1;
  41   {
  42     try
  43       {
  44         ffi_call(&cif, FFI_FN(checking), &rint, values);
  45       } catch (int exception_code)
  46       {
  47         CHECK(exception_code == 9);
  48       }
  49     printf("part one OK\n");
  50     /* { dg-output "part one OK" } */
  51   }
  52   exit(0);
  53 }