From 82bcbebce43f0227f506d75a5b764b6847041bae Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Mon, 1 Oct 2012 10:30:31 -0700 Subject: Initial check-in of gcc 4.7.2. Change-Id: I4a2f5a921c21741a0e18bda986d77e5f1bef0365 --- gcc-4.7/libffi/testsuite/libffi.call/cls_double.c | 43 +++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 gcc-4.7/libffi/testsuite/libffi.call/cls_double.c (limited to 'gcc-4.7/libffi/testsuite/libffi.call/cls_double.c') diff --git a/gcc-4.7/libffi/testsuite/libffi.call/cls_double.c b/gcc-4.7/libffi/testsuite/libffi.call/cls_double.c new file mode 100644 index 000000000..84ad4cb7d --- /dev/null +++ b/gcc-4.7/libffi/testsuite/libffi.call/cls_double.c @@ -0,0 +1,43 @@ +/* Area: closure_call + Purpose: Check return value double. + Limitations: none. + PR: none. + Originator: 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; + void *code; + ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); + ffi_type * cl_arg_types[2]; + double res; + + 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_loc(pcl, &cif, cls_ret_double_fn, NULL, code) == FFI_OK); + + res = (*((cls_ret_double)code))(21474.789); + /* { dg-output "21474.789000: 21474.789000" } */ + printf("res: %.6f\n", res); + /* { dg-output "\nres: 21474.789000" } */ + + exit(0); +} -- cgit v1.2.3