ยปCore Development>Code coverage>Modules/_ctypes/libffi/testsuite/libffi.call/return_sl.c

Python code coverage for Modules/_ctypes/libffi/testsuite/libffi.call/return_sl.c

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1n/a/* Area: ffi_call
2n/a Purpose: Check if long as return type is handled correctly.
3n/a Limitations: none.
4n/a PR: none.
5n/a */
6n/a
7n/a/* { dg-do run } */
8n/a#include "ffitest.h"
9n/astatic long return_sl(long l1, long l2)
10n/a{
11n/a return l1 - l2;
12n/a}
13n/a
14n/aint main (void)
15n/a{
16n/a ffi_cif cif;
17n/a ffi_type *args[MAX_ARGS];
18n/a void *values[MAX_ARGS];
19n/a ffi_arg res;
20n/a unsigned long l1, l2;
21n/a
22n/a args[0] = &ffi_type_slong;
23n/a args[1] = &ffi_type_slong;
24n/a values[0] = &l1;
25n/a values[1] = &l2;
26n/a
27n/a CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
28n/a &ffi_type_slong, args) == FFI_OK);
29n/a
30n/a l1 = 1073741823L;
31n/a l2 = 1073741824L;
32n/a
33n/a ffi_call(&cif, FFI_FN(return_sl), &res, values);
34n/a printf("res: %ld, %ld\n", (long)res, l1 - l2);
35n/a /* { dg-output "res: -1, -1" } */
36n/a
37n/a exit(0);
38n/a}