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-rw-r--r--gcc-4.4.3/libffi/testsuite/libffi.call/cls_double.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/gcc-4.4.3/libffi/testsuite/libffi.call/cls_double.c b/gcc-4.4.3/libffi/testsuite/libffi.call/cls_double.c
new file mode 100644
index 000000000..ee77adde6
--- /dev/null
+++ b/gcc-4.4.3/libffi/testsuite/libffi.call/cls_double.c
@@ -0,0 +1,51 @@
+/* Area: closure_call
+ Purpose: Check return value double.
+ Limitations: none.
+ PR: none.
+ Originator: <andreast@gcc.gnu.org> 20030828 */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+static void cls_ret_double_fn(ffi_cif* cif __UNUSED__, void* resp, void** args,
+ void* userdata __UNUSED__)
+ {
+ *(double *)resp = *(double *)args[0];
+
+ printf("%f: %f\n",*(double *)args[0],
+ *(double *)resp);
+ }
+typedef double (*cls_ret_double)(double);
+
+int main (void)
+{
+ ffi_cif cif;
+#ifndef USING_MMAP
+ static ffi_closure cl;
+#endif
+ ffi_closure *pcl;
+ ffi_type * cl_arg_types[2];
+ double res;
+
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
+ cl_arg_types[0] = &ffi_type_double;
+ cl_arg_types[1] = NULL;
+
+ /* Initialize the cif */
+ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+ &ffi_type_double, cl_arg_types) == FFI_OK);
+
+ CHECK(ffi_prep_closure(pcl, &cif, cls_ret_double_fn, NULL) == FFI_OK);
+
+ res = (*((cls_ret_double)pcl))(21474.789);
+ /* { dg-output "21474.789000: 21474.789000" } */
+ printf("res: %.6f\n", res);
+ /* { dg-output "\nres: 21474.789000" } */
+
+ exit(0);
+}