diff libffi/testsuite/libffi.call/cls_sint.c @ 111:04ced10e8804

gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libffi/testsuite/libffi.call/cls_sint.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,42 @@
+/* Area:	closure_call
+   Purpose:	Check return value sint32.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20031108	 */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+static void cls_ret_sint_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
+			    void* userdata __UNUSED__)
+{
+  *(ffi_arg*)resp = *(signed int *)args[0];
+  printf("%d: %d\n",*(signed int *)args[0],
+	 (int)*(ffi_arg *)(resp));
+}
+typedef signed int (*cls_ret_sint)(signed int);
+
+int main (void)
+{
+  ffi_cif cif;
+  void *code;
+  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
+  ffi_type * cl_arg_types[2];
+  signed int res;
+
+  cl_arg_types[0] = &ffi_type_sint;
+  cl_arg_types[1] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+		     &ffi_type_sint, cl_arg_types) == FFI_OK);
+
+  CHECK(ffi_prep_closure_loc(pcl, &cif, cls_ret_sint_fn, NULL, code)  == FFI_OK);
+
+  res = (*((cls_ret_sint)code))(65534);
+  /* { dg-output "65534: 65534" } */
+  printf("res: %d\n",res);
+  /* { dg-output "\nres: 65534" } */
+
+  exit(0);
+}